Merging upstream version 18.2.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

8 files changed, 3074 insertions, 2664 deletions

diff --git a/docs/sqlglot/optimizer/annotate_types.html b/docs/sqlglot/optimizer/annotate_types.html
index 027c381..33bff55 100644
--- a/docs/sqlglot/optimizer/annotate_types.html
+++ b/docs/sqlglot/optimizer/annotate_types.html
@@ -46,6 +46,9 @@
                                 <a class="variable" href="#TypeAnnotator.ANNOTATORS">ANNOTATORS</a>
                         </li>
                         <li>
+                                <a class="variable" href="#TypeAnnotator.NESTED_TYPES">NESTED_TYPES</a>
+                        </li>
+                        <li>
                                 <a class="variable" href="#TypeAnnotator.COERCES_TO">COERCES_TO</a>
                         </li>
                         <li>
@@ -291,192 +294,211 @@
 </span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>            <span class="k">for</span> <span class="n">expr_type</span> <span class="ow">in</span> <span class="n">expressions</span>
 </span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a>        <span class="p">},</span>
 </span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Anonymous</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span><span class="p">),</span>
-</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
-</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Case</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;default&quot;</span><span class="p">,</span> <span class="s2">&quot;ifs&quot;</span><span class="p">),</span>
-</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">copy</span><span class="p">()),</span>
-</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;true&quot;</span><span class="p">,</span> <span class="s2">&quot;false&quot;</span><span class="p">),</span>
-</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INTERVAL</span><span class="p">),</span>
-</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Least</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_literal</span><span class="p">(</span><span class="n">e</span><span class="p">),</span>
-</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
-</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Max</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Min</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Null</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">),</span>
-</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Sum</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">promote</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
-</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
-</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">VarMap</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
-</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>    <span class="p">}</span>
-</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a>
-</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a>    <span class="c1"># Specifies what types a given type can be coerced into (autofilled)</span>
-</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a>    <span class="n">COERCES_TO</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>
-</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
-</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a>        <span class="bp">self</span><span class="p">,</span>
-</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a>        <span class="n">schema</span><span class="p">:</span> <span class="n">Schema</span><span class="p">,</span>
-</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a>        <span class="n">annotators</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">TypeAnnotator</span><span class="p">,</span> <span class="n">E</span><span class="p">],</span> <span class="n">E</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
-</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a>        <span class="n">coerces_to</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
-</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">schema</span> <span class="o">=</span> <span class="n">schema</span>
-</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span> <span class="o">=</span> <span class="n">annotators</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ANNOTATORS</span>
-</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span> <span class="o">=</span> <span class="n">coerces_to</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">COERCES_TO</span>
-</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>
-</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>    <span class="k">def</span> <span class="nf">annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a>            <span class="n">selects</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
-</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">Scope</span><span class="p">):</span>
-</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a>                    <span class="k">continue</span>
-</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
-</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a>                    <span class="n">values</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Array</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">array</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
+</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">ArrayAgg</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="n">array</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
+</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">ArrayConcat</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
+</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Case</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;default&quot;</span><span class="p">,</span> <span class="s2">&quot;ifs&quot;</span><span class="p">),</span>
+</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">copy</span><span class="p">()),</span>
+</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Filter</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">),</span>
+</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;true&quot;</span><span class="p">,</span> <span class="s2">&quot;false&quot;</span><span class="p">),</span>
+</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INTERVAL</span><span class="p">),</span>
+</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Least</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_literal</span><span class="p">(</span><span class="n">e</span><span class="p">),</span>
+</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
+</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Max</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Min</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Null</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">),</span>
+</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Sum</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">promote</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
+</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
+</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">VarMap</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
+</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a>    <span class="p">}</span>
+</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a>
+</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a>    <span class="n">NESTED_TYPES</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">ARRAY</span><span class="p">,</span>
+</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a>    <span class="p">}</span>
+</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a>
+</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a>    <span class="c1"># Specifies what types a given type can be coerced into (autofilled)</span>
+</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a>    <span class="n">COERCES_TO</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a>
+</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
+</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>        <span class="bp">self</span><span class="p">,</span>
+</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>        <span class="n">schema</span><span class="p">:</span> <span class="n">Schema</span><span class="p">,</span>
+</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a>        <span class="n">annotators</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">TypeAnnotator</span><span class="p">,</span> <span class="n">E</span><span class="p">],</span> <span class="n">E</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
+</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a>        <span class="n">coerces_to</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
+</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">schema</span> <span class="o">=</span> <span class="n">schema</span>
+</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span> <span class="o">=</span> <span class="n">annotators</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ANNOTATORS</span>
+</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span> <span class="o">=</span> <span class="n">coerces_to</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">COERCES_TO</span>
 </span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a>
-</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
-</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">):</span>
-</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a>                            <span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
-</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>                    <span class="k">else</span><span class="p">:</span>
-</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>                        <span class="n">values</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">expressions</span>
-</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>
-</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a>                    <span class="k">if</span> <span class="ow">not</span> <span class="n">values</span><span class="p">:</span>
-</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>                        <span class="k">continue</span>
+</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a>    <span class="k">def</span> <span class="nf">annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a>            <span class="n">selects</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
+</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">Scope</span><span class="p">):</span>
+</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>                    <span class="k">continue</span>
+</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
+</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>                    <span class="n">values</span> <span class="o">=</span> <span class="p">[]</span>
 </span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a>
-</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>                        <span class="n">alias</span><span class="p">:</span> <span class="n">column</span>
-</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a>                        <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">column</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span>
-</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a>                            <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
-</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a>                            <span class="n">values</span><span class="p">,</span>
-</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a>                        <span class="p">)</span>
-</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a>                    <span class="p">}</span>
-</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>                <span class="k">else</span><span class="p">:</span>
-</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a>                        <span class="n">select</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">selects</span>
-</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>                    <span class="p">}</span>
-</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>
-</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>            <span class="c1"># First annotate the current scope&#39;s column references</span>
-</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>            <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
-</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">:</span>
-</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a>                    <span class="k">continue</span>
-</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a>
-</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>                <span class="n">source</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">)</span>
-</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">schema</span><span class="o">.</span><span class="n">get_column_type</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
-</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a>                <span class="k">elif</span> <span class="n">source</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">selects</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">]:</span>
-</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">][</span><span class="n">col</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">type</span>
-</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a>
-</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a>            <span class="c1"># Then (possibly) annotate the remaining expressions in the scope</span>
-</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
+</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">):</span>
+</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a>                            <span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
+</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a>                    <span class="k">else</span><span class="p">:</span>
+</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a>                        <span class="n">values</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">expressions</span>
+</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a>
+</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a>                    <span class="k">if</span> <span class="ow">not</span> <span class="n">values</span><span class="p">:</span>
+</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>                        <span class="k">continue</span>
+</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a>
+</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>                        <span class="n">alias</span><span class="p">:</span> <span class="n">column</span>
+</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>                        <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">column</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span>
+</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>                            <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
+</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>                            <span class="n">values</span><span class="p">,</span>
+</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a>                        <span class="p">)</span>
+</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a>                    <span class="p">}</span>
+</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a>                        <span class="n">select</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">selects</span>
+</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a>                    <span class="p">}</span>
+</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a>
+</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a>            <span class="c1"># First annotate the current scope&#39;s column references</span>
+</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a>            <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
+</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">:</span>
+</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>                    <span class="k">continue</span>
 </span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a>
-</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>  <span class="c1"># This takes care of non-traversable expressions</span>
-</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>
-</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>    <span class="k">def</span> <span class="nf">_maybe_annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="p">:</span>
-</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a>            <span class="k">return</span> <span class="n">expression</span>  <span class="c1"># We&#39;ve already inferred the expression&#39;s type</span>
+</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a>                <span class="n">source</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">)</span>
+</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">schema</span><span class="o">.</span><span class="n">get_column_type</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
+</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a>                <span class="k">elif</span> <span class="n">source</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">selects</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">]:</span>
+</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">][</span><span class="n">col</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">type</span>
 </span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a>
-</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a>        <span class="n">annotator</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">)</span>
-</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a>
-</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a>        <span class="k">return</span> <span class="p">(</span>
-</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>            <span class="n">annotator</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
-</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>            <span class="k">if</span> <span class="n">annotator</span>
-</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a>            <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span><span class="p">)</span>
-</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a>        <span class="p">)</span>
-</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a>
-</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a>    <span class="k">def</span> <span class="nf">_annotate_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a>        <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">iter_expressions</span><span class="p">():</span>
-</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">value</span><span class="p">)</span>
-</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a>
-</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a>
-</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a>    <span class="k">def</span> <span class="nf">_maybe_coerce</span><span class="p">(</span>
-</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a>        <span class="bp">self</span><span class="p">,</span> <span class="n">type1</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">type2</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span>
-</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">:</span>
-</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a>        <span class="c1"># We propagate the NULL / UNKNOWN types upwards if found</span>
-</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">):</span>
-</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a>            <span class="n">type1</span> <span class="o">=</span> <span class="n">type1</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type2</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">):</span>
-</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a>            <span class="n">type2</span> <span class="o">=</span> <span class="n">type2</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a>            <span class="c1"># Then (possibly) annotate the remaining expressions in the scope</span>
+</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a>
+</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>  <span class="c1"># This takes care of non-traversable expressions</span>
+</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>
+</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a>    <span class="k">def</span> <span class="nf">_maybe_annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="p">:</span>
+</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a>            <span class="k">return</span> <span class="n">expression</span>  <span class="c1"># We&#39;ve already inferred the expression&#39;s type</span>
+</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a>
+</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a>        <span class="n">annotator</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">)</span>
+</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a>
+</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a>        <span class="k">return</span> <span class="p">(</span>
+</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>            <span class="n">annotator</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
+</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a>            <span class="k">if</span> <span class="n">annotator</span>
+</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a>            <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span><span class="p">)</span>
+</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a>        <span class="p">)</span>
+</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a>
+</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a>    <span class="k">def</span> <span class="nf">_annotate_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a>        <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">iter_expressions</span><span class="p">():</span>
+</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">value</span><span class="p">)</span>
+</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a>
+</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a>        <span class="k">return</span> <span class="n">expression</span>
 </span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a>
-</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">type2</span><span class="p">):</span>
-</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
-</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">type2</span><span class="p">):</span>
-</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
-</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a>
-</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>        <span class="k">return</span> <span class="n">type2</span> <span class="k">if</span> <span class="n">type2</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="p">{})</span> <span class="k">else</span> <span class="n">type1</span>  <span class="c1"># type: ignore</span>
-</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a>
-</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>    <span class="c1"># Note: the following &quot;no_type_check&quot; decorators were added because mypy was yelling due</span>
-</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a>    <span class="c1"># to assigning Type values to expression.type (since its getter returns Optional[DataType]).</span>
-</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>    <span class="c1"># This is a known mypy issue: https://github.com/python/mypy/issues/3004</span>
-</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a>
-</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a>    <span class="k">def</span> <span class="nf">_annotate_binary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">B</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">B</span><span class="p">:</span>
-</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a>
-</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a>        <span class="n">left_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a>        <span class="n">right_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a>
-</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a>            <span class="k">if</span> <span class="n">left_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">and</span> <span class="n">right_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">:</span>
-</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
-</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a>            <span class="k">elif</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">):</span>
-</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span>
-</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>                    <span class="s2">&quot;NULLABLE&quot;</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span><span class="s2">&quot;BOOLEAN&quot;</span><span class="p">)</span>
-</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>                <span class="p">)</span>
-</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>            <span class="k">else</span><span class="p">:</span>
-</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
-</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">):</span>
-</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
-</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">)</span>
-</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a>
-</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a>
-</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a>    <span class="k">def</span> <span class="nf">_annotate_unary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>
-</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
-</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
-</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">type</span>
-</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a>
-</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-353"><a href="#L-353"><span class="linenos">353</span></a>
-</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a>    <span class="k">def</span> <span class="nf">_annotate_literal</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span>
-</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
-</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span>
-</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>        <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_int</span><span class="p">:</span>
-</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INT</span>
-</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
-</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a>
-</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a>
-</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a>    <span class="k">def</span> <span class="nf">_annotate_with_type</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="n">target_type</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">target_type</span>
-</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a>
-</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a>    <span class="k">def</span> <span class="nf">_annotate_by_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">promote</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a>
-</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a>        <span class="n">expressions</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a>        <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">args</span><span class="p">:</span>
-</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a>            <span class="n">arg_expr</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span>
-</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">expr</span> <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">ensure_list</span><span class="p">(</span><span class="n">arg_expr</span><span class="p">)</span> <span class="k">if</span> <span class="n">expr</span><span class="p">)</span>
-</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a>
-</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a>        <span class="n">last_datatype</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a>        <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
-</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a>            <span class="n">last_datatype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">,</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">)</span>
-</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a>
-</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
-</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a>
-</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>        <span class="k">if</span> <span class="n">promote</span><span class="p">:</span>
-</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>            <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">INTEGER_TYPES</span><span class="p">:</span>
-</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span>
-</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a>            <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">FLOAT_TYPES</span><span class="p">:</span>
-</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
-</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>
-</span><span id="L-391"><a href="#L-391"><span class="linenos">391</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a>    <span class="k">def</span> <span class="nf">_maybe_coerce</span><span class="p">(</span>
+</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a>        <span class="bp">self</span><span class="p">,</span> <span class="n">type1</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">type2</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span>
+</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">:</span>
+</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a>        <span class="n">type1_value</span> <span class="o">=</span> <span class="n">type1</span><span class="o">.</span><span class="n">this</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">)</span> <span class="k">else</span> <span class="n">type1</span>
+</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a>        <span class="n">type2_value</span> <span class="o">=</span> <span class="n">type2</span><span class="o">.</span><span class="n">this</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type2</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">)</span> <span class="k">else</span> <span class="n">type2</span>
+</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>
+</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a>        <span class="c1"># We propagate the NULL / UNKNOWN types upwards if found</span>
+</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1_value</span><span class="p">,</span> <span class="n">type2_value</span><span class="p">):</span>
+</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
+</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1_value</span><span class="p">,</span> <span class="n">type2_value</span><span class="p">):</span>
+</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
+</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>
+</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a>        <span class="k">if</span> <span class="n">type1_value</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">NESTED_TYPES</span><span class="p">:</span>
+</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a>            <span class="k">return</span> <span class="n">type1</span>
+</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a>        <span class="k">if</span> <span class="n">type2_value</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">NESTED_TYPES</span><span class="p">:</span>
+</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a>            <span class="k">return</span> <span class="n">type2</span>
+</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a>
+</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a>        <span class="k">return</span> <span class="n">type2_value</span> <span class="k">if</span> <span class="n">type2_value</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">type1_value</span><span class="p">,</span> <span class="p">{})</span> <span class="k">else</span> <span class="n">type1_value</span>  <span class="c1"># type: ignore</span>
+</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a>
+</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a>    <span class="c1"># Note: the following &quot;no_type_check&quot; decorators were added because mypy was yelling due</span>
+</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a>    <span class="c1"># to assigning Type values to expression.type (since its getter returns Optional[DataType]).</span>
+</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a>    <span class="c1"># This is a known mypy issue: https://github.com/python/mypy/issues/3004</span>
+</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>
+</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>    <span class="k">def</span> <span class="nf">_annotate_binary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">B</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">B</span><span class="p">:</span>
+</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a>
+</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a>        <span class="n">left_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a>        <span class="n">right_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a>
+</span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a>            <span class="k">if</span> <span class="n">left_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">and</span> <span class="n">right_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">:</span>
+</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
+</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a>            <span class="k">elif</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">):</span>
+</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span>
+</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a>                    <span class="s2">&quot;NULLABLE&quot;</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span><span class="s2">&quot;BOOLEAN&quot;</span><span class="p">)</span>
+</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a>                <span class="p">)</span>
+</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>            <span class="k">else</span><span class="p">:</span>
+</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
+</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">):</span>
+</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
+</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">)</span>
+</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a>
+</span><span id="L-353"><a href="#L-353"><span class="linenos">353</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a>
+</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a>    <span class="k">def</span> <span class="nf">_annotate_unary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>
+</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
+</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
+</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">type</span>
+</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a>
+</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a>
+</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a>    <span class="k">def</span> <span class="nf">_annotate_literal</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span>
+</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
+</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span>
+</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a>        <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_int</span><span class="p">:</span>
+</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INT</span>
+</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
+</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a>
+</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a>
+</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a>    <span class="k">def</span> <span class="nf">_annotate_with_type</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="n">target_type</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">target_type</span>
+</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a>
+</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a>    <span class="k">def</span> <span class="nf">_annotate_by_args</span><span class="p">(</span>
+</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a>        <span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">promote</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span> <span class="n">array</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a>
+</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a>        <span class="n">expressions</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a>        <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">args</span><span class="p">:</span>
+</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>            <span class="n">arg_expr</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span>
+</span><span id="L-391"><a href="#L-391"><span class="linenos">391</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">expr</span> <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">ensure_list</span><span class="p">(</span><span class="n">arg_expr</span><span class="p">)</span> <span class="k">if</span> <span class="n">expr</span><span class="p">)</span>
+</span><span id="L-392"><a href="#L-392"><span class="linenos">392</span></a>
+</span><span id="L-393"><a href="#L-393"><span class="linenos">393</span></a>        <span class="n">last_datatype</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-394"><a href="#L-394"><span class="linenos">394</span></a>        <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
+</span><span id="L-395"><a href="#L-395"><span class="linenos">395</span></a>            <span class="n">last_datatype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">,</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">)</span>
+</span><span id="L-396"><a href="#L-396"><span class="linenos">396</span></a>
+</span><span id="L-397"><a href="#L-397"><span class="linenos">397</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
+</span><span id="L-398"><a href="#L-398"><span class="linenos">398</span></a>
+</span><span id="L-399"><a href="#L-399"><span class="linenos">399</span></a>        <span class="k">if</span> <span class="n">promote</span><span class="p">:</span>
+</span><span id="L-400"><a href="#L-400"><span class="linenos">400</span></a>            <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">INTEGER_TYPES</span><span class="p">:</span>
+</span><span id="L-401"><a href="#L-401"><span class="linenos">401</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span>
+</span><span id="L-402"><a href="#L-402"><span class="linenos">402</span></a>            <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">FLOAT_TYPES</span><span class="p">:</span>
+</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
+</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a>
+</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a>        <span class="k">if</span> <span class="n">array</span><span class="p">:</span>
+</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">(</span>
+</span><span id="L-407"><a href="#L-407"><span class="linenos">407</span></a>                <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">ARRAY</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="p">],</span> <span class="n">nested</span><span class="o">=</span><span class="kc">True</span>
+</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a>            <span class="p">)</span>
+</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a>
+</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a>        <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -686,192 +708,211 @@
 </span><span id="TypeAnnotator-204"><a href="#TypeAnnotator-204"><span class="linenos">204</span></a>            <span class="k">for</span> <span class="n">expr_type</span> <span class="ow">in</span> <span class="n">expressions</span>
 </span><span id="TypeAnnotator-205"><a href="#TypeAnnotator-205"><span class="linenos">205</span></a>        <span class="p">},</span>
 </span><span id="TypeAnnotator-206"><a href="#TypeAnnotator-206"><span class="linenos">206</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Anonymous</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span><span class="p">),</span>
-</span><span id="TypeAnnotator-207"><a href="#TypeAnnotator-207"><span class="linenos">207</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
-</span><span id="TypeAnnotator-208"><a href="#TypeAnnotator-208"><span class="linenos">208</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Case</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;default&quot;</span><span class="p">,</span> <span class="s2">&quot;ifs&quot;</span><span class="p">),</span>
-</span><span id="TypeAnnotator-209"><a href="#TypeAnnotator-209"><span class="linenos">209</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="TypeAnnotator-210"><a href="#TypeAnnotator-210"><span class="linenos">210</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">copy</span><span class="p">()),</span>
-</span><span id="TypeAnnotator-211"><a href="#TypeAnnotator-211"><span class="linenos">211</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;true&quot;</span><span class="p">,</span> <span class="s2">&quot;false&quot;</span><span class="p">),</span>
-</span><span id="TypeAnnotator-212"><a href="#TypeAnnotator-212"><span class="linenos">212</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INTERVAL</span><span class="p">),</span>
-</span><span id="TypeAnnotator-213"><a href="#TypeAnnotator-213"><span class="linenos">213</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Least</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="TypeAnnotator-214"><a href="#TypeAnnotator-214"><span class="linenos">214</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_literal</span><span class="p">(</span><span class="n">e</span><span class="p">),</span>
-</span><span id="TypeAnnotator-215"><a href="#TypeAnnotator-215"><span class="linenos">215</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
-</span><span id="TypeAnnotator-216"><a href="#TypeAnnotator-216"><span class="linenos">216</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Max</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="TypeAnnotator-217"><a href="#TypeAnnotator-217"><span class="linenos">217</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Min</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
-</span><span id="TypeAnnotator-218"><a href="#TypeAnnotator-218"><span class="linenos">218</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Null</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">),</span>
-</span><span id="TypeAnnotator-219"><a href="#TypeAnnotator-219"><span class="linenos">219</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Sum</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">promote</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
-</span><span id="TypeAnnotator-220"><a href="#TypeAnnotator-220"><span class="linenos">220</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
-</span><span id="TypeAnnotator-221"><a href="#TypeAnnotator-221"><span class="linenos">221</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">VarMap</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
-</span><span id="TypeAnnotator-222"><a href="#TypeAnnotator-222"><span class="linenos">222</span></a>    <span class="p">}</span>
-</span><span id="TypeAnnotator-223"><a href="#TypeAnnotator-223"><span class="linenos">223</span></a>
-</span><span id="TypeAnnotator-224"><a href="#TypeAnnotator-224"><span class="linenos">224</span></a>    <span class="c1"># Specifies what types a given type can be coerced into (autofilled)</span>
-</span><span id="TypeAnnotator-225"><a href="#TypeAnnotator-225"><span class="linenos">225</span></a>    <span class="n">COERCES_TO</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="TypeAnnotator-226"><a href="#TypeAnnotator-226"><span class="linenos">226</span></a>
-</span><span id="TypeAnnotator-227"><a href="#TypeAnnotator-227"><span class="linenos">227</span></a>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
-</span><span id="TypeAnnotator-228"><a href="#TypeAnnotator-228"><span class="linenos">228</span></a>        <span class="bp">self</span><span class="p">,</span>
-</span><span id="TypeAnnotator-229"><a href="#TypeAnnotator-229"><span class="linenos">229</span></a>        <span class="n">schema</span><span class="p">:</span> <span class="n">Schema</span><span class="p">,</span>
-</span><span id="TypeAnnotator-230"><a href="#TypeAnnotator-230"><span class="linenos">230</span></a>        <span class="n">annotators</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">TypeAnnotator</span><span class="p">,</span> <span class="n">E</span><span class="p">],</span> <span class="n">E</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
-</span><span id="TypeAnnotator-231"><a href="#TypeAnnotator-231"><span class="linenos">231</span></a>        <span class="n">coerces_to</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
-</span><span id="TypeAnnotator-232"><a href="#TypeAnnotator-232"><span class="linenos">232</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="TypeAnnotator-233"><a href="#TypeAnnotator-233"><span class="linenos">233</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">schema</span> <span class="o">=</span> <span class="n">schema</span>
-</span><span id="TypeAnnotator-234"><a href="#TypeAnnotator-234"><span class="linenos">234</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span> <span class="o">=</span> <span class="n">annotators</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ANNOTATORS</span>
-</span><span id="TypeAnnotator-235"><a href="#TypeAnnotator-235"><span class="linenos">235</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span> <span class="o">=</span> <span class="n">coerces_to</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">COERCES_TO</span>
-</span><span id="TypeAnnotator-236"><a href="#TypeAnnotator-236"><span class="linenos">236</span></a>
-</span><span id="TypeAnnotator-237"><a href="#TypeAnnotator-237"><span class="linenos">237</span></a>    <span class="k">def</span> <span class="nf">annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator-238"><a href="#TypeAnnotator-238"><span class="linenos">238</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="TypeAnnotator-239"><a href="#TypeAnnotator-239"><span class="linenos">239</span></a>            <span class="n">selects</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="TypeAnnotator-240"><a href="#TypeAnnotator-240"><span class="linenos">240</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
-</span><span id="TypeAnnotator-241"><a href="#TypeAnnotator-241"><span class="linenos">241</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">Scope</span><span class="p">):</span>
-</span><span id="TypeAnnotator-242"><a href="#TypeAnnotator-242"><span class="linenos">242</span></a>                    <span class="k">continue</span>
-</span><span id="TypeAnnotator-243"><a href="#TypeAnnotator-243"><span class="linenos">243</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
-</span><span id="TypeAnnotator-244"><a href="#TypeAnnotator-244"><span class="linenos">244</span></a>                    <span class="n">values</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="TypeAnnotator-207"><a href="#TypeAnnotator-207"><span class="linenos">207</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Array</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">array</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
+</span><span id="TypeAnnotator-208"><a href="#TypeAnnotator-208"><span class="linenos">208</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">ArrayAgg</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="n">array</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
+</span><span id="TypeAnnotator-209"><a href="#TypeAnnotator-209"><span class="linenos">209</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">ArrayConcat</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-210"><a href="#TypeAnnotator-210"><span class="linenos">210</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
+</span><span id="TypeAnnotator-211"><a href="#TypeAnnotator-211"><span class="linenos">211</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Case</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;default&quot;</span><span class="p">,</span> <span class="s2">&quot;ifs&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-212"><a href="#TypeAnnotator-212"><span class="linenos">212</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-213"><a href="#TypeAnnotator-213"><span class="linenos">213</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">copy</span><span class="p">()),</span>
+</span><span id="TypeAnnotator-214"><a href="#TypeAnnotator-214"><span class="linenos">214</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-215"><a href="#TypeAnnotator-215"><span class="linenos">215</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Filter</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-216"><a href="#TypeAnnotator-216"><span class="linenos">216</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;true&quot;</span><span class="p">,</span> <span class="s2">&quot;false&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-217"><a href="#TypeAnnotator-217"><span class="linenos">217</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INTERVAL</span><span class="p">),</span>
+</span><span id="TypeAnnotator-218"><a href="#TypeAnnotator-218"><span class="linenos">218</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Least</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-219"><a href="#TypeAnnotator-219"><span class="linenos">219</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_literal</span><span class="p">(</span><span class="n">e</span><span class="p">),</span>
+</span><span id="TypeAnnotator-220"><a href="#TypeAnnotator-220"><span class="linenos">220</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
+</span><span id="TypeAnnotator-221"><a href="#TypeAnnotator-221"><span class="linenos">221</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Max</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-222"><a href="#TypeAnnotator-222"><span class="linenos">222</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Min</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">),</span>
+</span><span id="TypeAnnotator-223"><a href="#TypeAnnotator-223"><span class="linenos">223</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Null</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">),</span>
+</span><span id="TypeAnnotator-224"><a href="#TypeAnnotator-224"><span class="linenos">224</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Sum</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_by_args</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">promote</span><span class="o">=</span><span class="kc">True</span><span class="p">),</span>
+</span><span id="TypeAnnotator-225"><a href="#TypeAnnotator-225"><span class="linenos">225</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]),</span>
+</span><span id="TypeAnnotator-226"><a href="#TypeAnnotator-226"><span class="linenos">226</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">VarMap</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">MAP</span><span class="p">),</span>
+</span><span id="TypeAnnotator-227"><a href="#TypeAnnotator-227"><span class="linenos">227</span></a>    <span class="p">}</span>
+</span><span id="TypeAnnotator-228"><a href="#TypeAnnotator-228"><span class="linenos">228</span></a>
+</span><span id="TypeAnnotator-229"><a href="#TypeAnnotator-229"><span class="linenos">229</span></a>    <span class="n">NESTED_TYPES</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="TypeAnnotator-230"><a href="#TypeAnnotator-230"><span class="linenos">230</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">ARRAY</span><span class="p">,</span>
+</span><span id="TypeAnnotator-231"><a href="#TypeAnnotator-231"><span class="linenos">231</span></a>    <span class="p">}</span>
+</span><span id="TypeAnnotator-232"><a href="#TypeAnnotator-232"><span class="linenos">232</span></a>
+</span><span id="TypeAnnotator-233"><a href="#TypeAnnotator-233"><span class="linenos">233</span></a>    <span class="c1"># Specifies what types a given type can be coerced into (autofilled)</span>
+</span><span id="TypeAnnotator-234"><a href="#TypeAnnotator-234"><span class="linenos">234</span></a>    <span class="n">COERCES_TO</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="TypeAnnotator-235"><a href="#TypeAnnotator-235"><span class="linenos">235</span></a>
+</span><span id="TypeAnnotator-236"><a href="#TypeAnnotator-236"><span class="linenos">236</span></a>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
+</span><span id="TypeAnnotator-237"><a href="#TypeAnnotator-237"><span class="linenos">237</span></a>        <span class="bp">self</span><span class="p">,</span>
+</span><span id="TypeAnnotator-238"><a href="#TypeAnnotator-238"><span class="linenos">238</span></a>        <span class="n">schema</span><span class="p">:</span> <span class="n">Schema</span><span class="p">,</span>
+</span><span id="TypeAnnotator-239"><a href="#TypeAnnotator-239"><span class="linenos">239</span></a>        <span class="n">annotators</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">TypeAnnotator</span><span class="p">,</span> <span class="n">E</span><span class="p">],</span> <span class="n">E</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
+</span><span id="TypeAnnotator-240"><a href="#TypeAnnotator-240"><span class="linenos">240</span></a>        <span class="n">coerces_to</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
+</span><span id="TypeAnnotator-241"><a href="#TypeAnnotator-241"><span class="linenos">241</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="TypeAnnotator-242"><a href="#TypeAnnotator-242"><span class="linenos">242</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">schema</span> <span class="o">=</span> <span class="n">schema</span>
+</span><span id="TypeAnnotator-243"><a href="#TypeAnnotator-243"><span class="linenos">243</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span> <span class="o">=</span> <span class="n">annotators</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ANNOTATORS</span>
+</span><span id="TypeAnnotator-244"><a href="#TypeAnnotator-244"><span class="linenos">244</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span> <span class="o">=</span> <span class="n">coerces_to</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">COERCES_TO</span>
 </span><span id="TypeAnnotator-245"><a href="#TypeAnnotator-245"><span class="linenos">245</span></a>
-</span><span id="TypeAnnotator-246"><a href="#TypeAnnotator-246"><span class="linenos">246</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
-</span><span id="TypeAnnotator-247"><a href="#TypeAnnotator-247"><span class="linenos">247</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">):</span>
-</span><span id="TypeAnnotator-248"><a href="#TypeAnnotator-248"><span class="linenos">248</span></a>                            <span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
-</span><span id="TypeAnnotator-249"><a href="#TypeAnnotator-249"><span class="linenos">249</span></a>                    <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator-250"><a href="#TypeAnnotator-250"><span class="linenos">250</span></a>                        <span class="n">values</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">expressions</span>
-</span><span id="TypeAnnotator-251"><a href="#TypeAnnotator-251"><span class="linenos">251</span></a>
-</span><span id="TypeAnnotator-252"><a href="#TypeAnnotator-252"><span class="linenos">252</span></a>                    <span class="k">if</span> <span class="ow">not</span> <span class="n">values</span><span class="p">:</span>
-</span><span id="TypeAnnotator-253"><a href="#TypeAnnotator-253"><span class="linenos">253</span></a>                        <span class="k">continue</span>
+</span><span id="TypeAnnotator-246"><a href="#TypeAnnotator-246"><span class="linenos">246</span></a>    <span class="k">def</span> <span class="nf">annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator-247"><a href="#TypeAnnotator-247"><span class="linenos">247</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="TypeAnnotator-248"><a href="#TypeAnnotator-248"><span class="linenos">248</span></a>            <span class="n">selects</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="TypeAnnotator-249"><a href="#TypeAnnotator-249"><span class="linenos">249</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
+</span><span id="TypeAnnotator-250"><a href="#TypeAnnotator-250"><span class="linenos">250</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">Scope</span><span class="p">):</span>
+</span><span id="TypeAnnotator-251"><a href="#TypeAnnotator-251"><span class="linenos">251</span></a>                    <span class="k">continue</span>
+</span><span id="TypeAnnotator-252"><a href="#TypeAnnotator-252"><span class="linenos">252</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
+</span><span id="TypeAnnotator-253"><a href="#TypeAnnotator-253"><span class="linenos">253</span></a>                    <span class="n">values</span> <span class="o">=</span> <span class="p">[]</span>
 </span><span id="TypeAnnotator-254"><a href="#TypeAnnotator-254"><span class="linenos">254</span></a>
-</span><span id="TypeAnnotator-255"><a href="#TypeAnnotator-255"><span class="linenos">255</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="TypeAnnotator-256"><a href="#TypeAnnotator-256"><span class="linenos">256</span></a>                        <span class="n">alias</span><span class="p">:</span> <span class="n">column</span>
-</span><span id="TypeAnnotator-257"><a href="#TypeAnnotator-257"><span class="linenos">257</span></a>                        <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">column</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span>
-</span><span id="TypeAnnotator-258"><a href="#TypeAnnotator-258"><span class="linenos">258</span></a>                            <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
-</span><span id="TypeAnnotator-259"><a href="#TypeAnnotator-259"><span class="linenos">259</span></a>                            <span class="n">values</span><span class="p">,</span>
-</span><span id="TypeAnnotator-260"><a href="#TypeAnnotator-260"><span class="linenos">260</span></a>                        <span class="p">)</span>
-</span><span id="TypeAnnotator-261"><a href="#TypeAnnotator-261"><span class="linenos">261</span></a>                    <span class="p">}</span>
-</span><span id="TypeAnnotator-262"><a href="#TypeAnnotator-262"><span class="linenos">262</span></a>                <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator-263"><a href="#TypeAnnotator-263"><span class="linenos">263</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="TypeAnnotator-264"><a href="#TypeAnnotator-264"><span class="linenos">264</span></a>                        <span class="n">select</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">selects</span>
-</span><span id="TypeAnnotator-265"><a href="#TypeAnnotator-265"><span class="linenos">265</span></a>                    <span class="p">}</span>
-</span><span id="TypeAnnotator-266"><a href="#TypeAnnotator-266"><span class="linenos">266</span></a>
-</span><span id="TypeAnnotator-267"><a href="#TypeAnnotator-267"><span class="linenos">267</span></a>            <span class="c1"># First annotate the current scope&#39;s column references</span>
-</span><span id="TypeAnnotator-268"><a href="#TypeAnnotator-268"><span class="linenos">268</span></a>            <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
-</span><span id="TypeAnnotator-269"><a href="#TypeAnnotator-269"><span class="linenos">269</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">:</span>
-</span><span id="TypeAnnotator-270"><a href="#TypeAnnotator-270"><span class="linenos">270</span></a>                    <span class="k">continue</span>
-</span><span id="TypeAnnotator-271"><a href="#TypeAnnotator-271"><span class="linenos">271</span></a>
-</span><span id="TypeAnnotator-272"><a href="#TypeAnnotator-272"><span class="linenos">272</span></a>                <span class="n">source</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">)</span>
-</span><span id="TypeAnnotator-273"><a href="#TypeAnnotator-273"><span class="linenos">273</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="TypeAnnotator-274"><a href="#TypeAnnotator-274"><span class="linenos">274</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">schema</span><span class="o">.</span><span class="n">get_column_type</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
-</span><span id="TypeAnnotator-275"><a href="#TypeAnnotator-275"><span class="linenos">275</span></a>                <span class="k">elif</span> <span class="n">source</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">selects</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">]:</span>
-</span><span id="TypeAnnotator-276"><a href="#TypeAnnotator-276"><span class="linenos">276</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">][</span><span class="n">col</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">type</span>
-</span><span id="TypeAnnotator-277"><a href="#TypeAnnotator-277"><span class="linenos">277</span></a>
-</span><span id="TypeAnnotator-278"><a href="#TypeAnnotator-278"><span class="linenos">278</span></a>            <span class="c1"># Then (possibly) annotate the remaining expressions in the scope</span>
-</span><span id="TypeAnnotator-279"><a href="#TypeAnnotator-279"><span class="linenos">279</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-255"><a href="#TypeAnnotator-255"><span class="linenos">255</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
+</span><span id="TypeAnnotator-256"><a href="#TypeAnnotator-256"><span class="linenos">256</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">):</span>
+</span><span id="TypeAnnotator-257"><a href="#TypeAnnotator-257"><span class="linenos">257</span></a>                            <span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
+</span><span id="TypeAnnotator-258"><a href="#TypeAnnotator-258"><span class="linenos">258</span></a>                    <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator-259"><a href="#TypeAnnotator-259"><span class="linenos">259</span></a>                        <span class="n">values</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">expressions</span>
+</span><span id="TypeAnnotator-260"><a href="#TypeAnnotator-260"><span class="linenos">260</span></a>
+</span><span id="TypeAnnotator-261"><a href="#TypeAnnotator-261"><span class="linenos">261</span></a>                    <span class="k">if</span> <span class="ow">not</span> <span class="n">values</span><span class="p">:</span>
+</span><span id="TypeAnnotator-262"><a href="#TypeAnnotator-262"><span class="linenos">262</span></a>                        <span class="k">continue</span>
+</span><span id="TypeAnnotator-263"><a href="#TypeAnnotator-263"><span class="linenos">263</span></a>
+</span><span id="TypeAnnotator-264"><a href="#TypeAnnotator-264"><span class="linenos">264</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="TypeAnnotator-265"><a href="#TypeAnnotator-265"><span class="linenos">265</span></a>                        <span class="n">alias</span><span class="p">:</span> <span class="n">column</span>
+</span><span id="TypeAnnotator-266"><a href="#TypeAnnotator-266"><span class="linenos">266</span></a>                        <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">column</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span>
+</span><span id="TypeAnnotator-267"><a href="#TypeAnnotator-267"><span class="linenos">267</span></a>                            <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
+</span><span id="TypeAnnotator-268"><a href="#TypeAnnotator-268"><span class="linenos">268</span></a>                            <span class="n">values</span><span class="p">,</span>
+</span><span id="TypeAnnotator-269"><a href="#TypeAnnotator-269"><span class="linenos">269</span></a>                        <span class="p">)</span>
+</span><span id="TypeAnnotator-270"><a href="#TypeAnnotator-270"><span class="linenos">270</span></a>                    <span class="p">}</span>
+</span><span id="TypeAnnotator-271"><a href="#TypeAnnotator-271"><span class="linenos">271</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator-272"><a href="#TypeAnnotator-272"><span class="linenos">272</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="TypeAnnotator-273"><a href="#TypeAnnotator-273"><span class="linenos">273</span></a>                        <span class="n">select</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">selects</span>
+</span><span id="TypeAnnotator-274"><a href="#TypeAnnotator-274"><span class="linenos">274</span></a>                    <span class="p">}</span>
+</span><span id="TypeAnnotator-275"><a href="#TypeAnnotator-275"><span class="linenos">275</span></a>
+</span><span id="TypeAnnotator-276"><a href="#TypeAnnotator-276"><span class="linenos">276</span></a>            <span class="c1"># First annotate the current scope&#39;s column references</span>
+</span><span id="TypeAnnotator-277"><a href="#TypeAnnotator-277"><span class="linenos">277</span></a>            <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
+</span><span id="TypeAnnotator-278"><a href="#TypeAnnotator-278"><span class="linenos">278</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">:</span>
+</span><span id="TypeAnnotator-279"><a href="#TypeAnnotator-279"><span class="linenos">279</span></a>                    <span class="k">continue</span>
 </span><span id="TypeAnnotator-280"><a href="#TypeAnnotator-280"><span class="linenos">280</span></a>
-</span><span id="TypeAnnotator-281"><a href="#TypeAnnotator-281"><span class="linenos">281</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>  <span class="c1"># This takes care of non-traversable expressions</span>
-</span><span id="TypeAnnotator-282"><a href="#TypeAnnotator-282"><span class="linenos">282</span></a>
-</span><span id="TypeAnnotator-283"><a href="#TypeAnnotator-283"><span class="linenos">283</span></a>    <span class="k">def</span> <span class="nf">_maybe_annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator-284"><a href="#TypeAnnotator-284"><span class="linenos">284</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="p">:</span>
-</span><span id="TypeAnnotator-285"><a href="#TypeAnnotator-285"><span class="linenos">285</span></a>            <span class="k">return</span> <span class="n">expression</span>  <span class="c1"># We&#39;ve already inferred the expression&#39;s type</span>
+</span><span id="TypeAnnotator-281"><a href="#TypeAnnotator-281"><span class="linenos">281</span></a>                <span class="n">source</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">)</span>
+</span><span id="TypeAnnotator-282"><a href="#TypeAnnotator-282"><span class="linenos">282</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="TypeAnnotator-283"><a href="#TypeAnnotator-283"><span class="linenos">283</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">schema</span><span class="o">.</span><span class="n">get_column_type</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
+</span><span id="TypeAnnotator-284"><a href="#TypeAnnotator-284"><span class="linenos">284</span></a>                <span class="k">elif</span> <span class="n">source</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">selects</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">]:</span>
+</span><span id="TypeAnnotator-285"><a href="#TypeAnnotator-285"><span class="linenos">285</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">][</span><span class="n">col</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">type</span>
 </span><span id="TypeAnnotator-286"><a href="#TypeAnnotator-286"><span class="linenos">286</span></a>
-</span><span id="TypeAnnotator-287"><a href="#TypeAnnotator-287"><span class="linenos">287</span></a>        <span class="n">annotator</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">)</span>
-</span><span id="TypeAnnotator-288"><a href="#TypeAnnotator-288"><span class="linenos">288</span></a>
-</span><span id="TypeAnnotator-289"><a href="#TypeAnnotator-289"><span class="linenos">289</span></a>        <span class="k">return</span> <span class="p">(</span>
-</span><span id="TypeAnnotator-290"><a href="#TypeAnnotator-290"><span class="linenos">290</span></a>            <span class="n">annotator</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
-</span><span id="TypeAnnotator-291"><a href="#TypeAnnotator-291"><span class="linenos">291</span></a>            <span class="k">if</span> <span class="n">annotator</span>
-</span><span id="TypeAnnotator-292"><a href="#TypeAnnotator-292"><span class="linenos">292</span></a>            <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span><span class="p">)</span>
-</span><span id="TypeAnnotator-293"><a href="#TypeAnnotator-293"><span class="linenos">293</span></a>        <span class="p">)</span>
-</span><span id="TypeAnnotator-294"><a href="#TypeAnnotator-294"><span class="linenos">294</span></a>
-</span><span id="TypeAnnotator-295"><a href="#TypeAnnotator-295"><span class="linenos">295</span></a>    <span class="k">def</span> <span class="nf">_annotate_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator-296"><a href="#TypeAnnotator-296"><span class="linenos">296</span></a>        <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">iter_expressions</span><span class="p">():</span>
-</span><span id="TypeAnnotator-297"><a href="#TypeAnnotator-297"><span class="linenos">297</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">value</span><span class="p">)</span>
-</span><span id="TypeAnnotator-298"><a href="#TypeAnnotator-298"><span class="linenos">298</span></a>
-</span><span id="TypeAnnotator-299"><a href="#TypeAnnotator-299"><span class="linenos">299</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="TypeAnnotator-300"><a href="#TypeAnnotator-300"><span class="linenos">300</span></a>
-</span><span id="TypeAnnotator-301"><a href="#TypeAnnotator-301"><span class="linenos">301</span></a>    <span class="k">def</span> <span class="nf">_maybe_coerce</span><span class="p">(</span>
-</span><span id="TypeAnnotator-302"><a href="#TypeAnnotator-302"><span class="linenos">302</span></a>        <span class="bp">self</span><span class="p">,</span> <span class="n">type1</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">type2</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span>
-</span><span id="TypeAnnotator-303"><a href="#TypeAnnotator-303"><span class="linenos">303</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">:</span>
-</span><span id="TypeAnnotator-304"><a href="#TypeAnnotator-304"><span class="linenos">304</span></a>        <span class="c1"># We propagate the NULL / UNKNOWN types upwards if found</span>
-</span><span id="TypeAnnotator-305"><a href="#TypeAnnotator-305"><span class="linenos">305</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">):</span>
-</span><span id="TypeAnnotator-306"><a href="#TypeAnnotator-306"><span class="linenos">306</span></a>            <span class="n">type1</span> <span class="o">=</span> <span class="n">type1</span><span class="o">.</span><span class="n">this</span>
-</span><span id="TypeAnnotator-307"><a href="#TypeAnnotator-307"><span class="linenos">307</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type2</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">):</span>
-</span><span id="TypeAnnotator-308"><a href="#TypeAnnotator-308"><span class="linenos">308</span></a>            <span class="n">type2</span> <span class="o">=</span> <span class="n">type2</span><span class="o">.</span><span class="n">this</span>
+</span><span id="TypeAnnotator-287"><a href="#TypeAnnotator-287"><span class="linenos">287</span></a>            <span class="c1"># Then (possibly) annotate the remaining expressions in the scope</span>
+</span><span id="TypeAnnotator-288"><a href="#TypeAnnotator-288"><span class="linenos">288</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-289"><a href="#TypeAnnotator-289"><span class="linenos">289</span></a>
+</span><span id="TypeAnnotator-290"><a href="#TypeAnnotator-290"><span class="linenos">290</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>  <span class="c1"># This takes care of non-traversable expressions</span>
+</span><span id="TypeAnnotator-291"><a href="#TypeAnnotator-291"><span class="linenos">291</span></a>
+</span><span id="TypeAnnotator-292"><a href="#TypeAnnotator-292"><span class="linenos">292</span></a>    <span class="k">def</span> <span class="nf">_maybe_annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator-293"><a href="#TypeAnnotator-293"><span class="linenos">293</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="p">:</span>
+</span><span id="TypeAnnotator-294"><a href="#TypeAnnotator-294"><span class="linenos">294</span></a>            <span class="k">return</span> <span class="n">expression</span>  <span class="c1"># We&#39;ve already inferred the expression&#39;s type</span>
+</span><span id="TypeAnnotator-295"><a href="#TypeAnnotator-295"><span class="linenos">295</span></a>
+</span><span id="TypeAnnotator-296"><a href="#TypeAnnotator-296"><span class="linenos">296</span></a>        <span class="n">annotator</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">)</span>
+</span><span id="TypeAnnotator-297"><a href="#TypeAnnotator-297"><span class="linenos">297</span></a>
+</span><span id="TypeAnnotator-298"><a href="#TypeAnnotator-298"><span class="linenos">298</span></a>        <span class="k">return</span> <span class="p">(</span>
+</span><span id="TypeAnnotator-299"><a href="#TypeAnnotator-299"><span class="linenos">299</span></a>            <span class="n">annotator</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-300"><a href="#TypeAnnotator-300"><span class="linenos">300</span></a>            <span class="k">if</span> <span class="n">annotator</span>
+</span><span id="TypeAnnotator-301"><a href="#TypeAnnotator-301"><span class="linenos">301</span></a>            <span class="k">else</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_with_type</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span><span class="p">)</span>
+</span><span id="TypeAnnotator-302"><a href="#TypeAnnotator-302"><span class="linenos">302</span></a>        <span class="p">)</span>
+</span><span id="TypeAnnotator-303"><a href="#TypeAnnotator-303"><span class="linenos">303</span></a>
+</span><span id="TypeAnnotator-304"><a href="#TypeAnnotator-304"><span class="linenos">304</span></a>    <span class="k">def</span> <span class="nf">_annotate_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator-305"><a href="#TypeAnnotator-305"><span class="linenos">305</span></a>        <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">iter_expressions</span><span class="p">():</span>
+</span><span id="TypeAnnotator-306"><a href="#TypeAnnotator-306"><span class="linenos">306</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">value</span><span class="p">)</span>
+</span><span id="TypeAnnotator-307"><a href="#TypeAnnotator-307"><span class="linenos">307</span></a>
+</span><span id="TypeAnnotator-308"><a href="#TypeAnnotator-308"><span class="linenos">308</span></a>        <span class="k">return</span> <span class="n">expression</span>
 </span><span id="TypeAnnotator-309"><a href="#TypeAnnotator-309"><span class="linenos">309</span></a>
-</span><span id="TypeAnnotator-310"><a href="#TypeAnnotator-310"><span class="linenos">310</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">type2</span><span class="p">):</span>
-</span><span id="TypeAnnotator-311"><a href="#TypeAnnotator-311"><span class="linenos">311</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
-</span><span id="TypeAnnotator-312"><a href="#TypeAnnotator-312"><span class="linenos">312</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">type2</span><span class="p">):</span>
-</span><span id="TypeAnnotator-313"><a href="#TypeAnnotator-313"><span class="linenos">313</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
-</span><span id="TypeAnnotator-314"><a href="#TypeAnnotator-314"><span class="linenos">314</span></a>
-</span><span id="TypeAnnotator-315"><a href="#TypeAnnotator-315"><span class="linenos">315</span></a>        <span class="k">return</span> <span class="n">type2</span> <span class="k">if</span> <span class="n">type2</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="p">{})</span> <span class="k">else</span> <span class="n">type1</span>  <span class="c1"># type: ignore</span>
-</span><span id="TypeAnnotator-316"><a href="#TypeAnnotator-316"><span class="linenos">316</span></a>
-</span><span id="TypeAnnotator-317"><a href="#TypeAnnotator-317"><span class="linenos">317</span></a>    <span class="c1"># Note: the following &quot;no_type_check&quot; decorators were added because mypy was yelling due</span>
-</span><span id="TypeAnnotator-318"><a href="#TypeAnnotator-318"><span class="linenos">318</span></a>    <span class="c1"># to assigning Type values to expression.type (since its getter returns Optional[DataType]).</span>
-</span><span id="TypeAnnotator-319"><a href="#TypeAnnotator-319"><span class="linenos">319</span></a>    <span class="c1"># This is a known mypy issue: https://github.com/python/mypy/issues/3004</span>
-</span><span id="TypeAnnotator-320"><a href="#TypeAnnotator-320"><span class="linenos">320</span></a>
-</span><span id="TypeAnnotator-321"><a href="#TypeAnnotator-321"><span class="linenos">321</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="TypeAnnotator-322"><a href="#TypeAnnotator-322"><span class="linenos">322</span></a>    <span class="k">def</span> <span class="nf">_annotate_binary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">B</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">B</span><span class="p">:</span>
-</span><span id="TypeAnnotator-323"><a href="#TypeAnnotator-323"><span class="linenos">323</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="TypeAnnotator-324"><a href="#TypeAnnotator-324"><span class="linenos">324</span></a>
-</span><span id="TypeAnnotator-325"><a href="#TypeAnnotator-325"><span class="linenos">325</span></a>        <span class="n">left_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
-</span><span id="TypeAnnotator-326"><a href="#TypeAnnotator-326"><span class="linenos">326</span></a>        <span class="n">right_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
-</span><span id="TypeAnnotator-327"><a href="#TypeAnnotator-327"><span class="linenos">327</span></a>
-</span><span id="TypeAnnotator-328"><a href="#TypeAnnotator-328"><span class="linenos">328</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="TypeAnnotator-329"><a href="#TypeAnnotator-329"><span class="linenos">329</span></a>            <span class="k">if</span> <span class="n">left_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">and</span> <span class="n">right_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">:</span>
-</span><span id="TypeAnnotator-330"><a href="#TypeAnnotator-330"><span class="linenos">330</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
-</span><span id="TypeAnnotator-331"><a href="#TypeAnnotator-331"><span class="linenos">331</span></a>            <span class="k">elif</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">):</span>
-</span><span id="TypeAnnotator-332"><a href="#TypeAnnotator-332"><span class="linenos">332</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span>
-</span><span id="TypeAnnotator-333"><a href="#TypeAnnotator-333"><span class="linenos">333</span></a>                    <span class="s2">&quot;NULLABLE&quot;</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span><span class="s2">&quot;BOOLEAN&quot;</span><span class="p">)</span>
-</span><span id="TypeAnnotator-334"><a href="#TypeAnnotator-334"><span class="linenos">334</span></a>                <span class="p">)</span>
-</span><span id="TypeAnnotator-335"><a href="#TypeAnnotator-335"><span class="linenos">335</span></a>            <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator-336"><a href="#TypeAnnotator-336"><span class="linenos">336</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
-</span><span id="TypeAnnotator-337"><a href="#TypeAnnotator-337"><span class="linenos">337</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">):</span>
-</span><span id="TypeAnnotator-338"><a href="#TypeAnnotator-338"><span class="linenos">338</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
-</span><span id="TypeAnnotator-339"><a href="#TypeAnnotator-339"><span class="linenos">339</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator-340"><a href="#TypeAnnotator-340"><span class="linenos">340</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">)</span>
-</span><span id="TypeAnnotator-341"><a href="#TypeAnnotator-341"><span class="linenos">341</span></a>
-</span><span id="TypeAnnotator-342"><a href="#TypeAnnotator-342"><span class="linenos">342</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="TypeAnnotator-343"><a href="#TypeAnnotator-343"><span class="linenos">343</span></a>
-</span><span id="TypeAnnotator-344"><a href="#TypeAnnotator-344"><span class="linenos">344</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="TypeAnnotator-345"><a href="#TypeAnnotator-345"><span class="linenos">345</span></a>    <span class="k">def</span> <span class="nf">_annotate_unary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator-346"><a href="#TypeAnnotator-346"><span class="linenos">346</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="TypeAnnotator-347"><a href="#TypeAnnotator-347"><span class="linenos">347</span></a>
-</span><span id="TypeAnnotator-348"><a href="#TypeAnnotator-348"><span class="linenos">348</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
-</span><span id="TypeAnnotator-349"><a href="#TypeAnnotator-349"><span class="linenos">349</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
-</span><span id="TypeAnnotator-350"><a href="#TypeAnnotator-350"><span class="linenos">350</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator-351"><a href="#TypeAnnotator-351"><span class="linenos">351</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">type</span>
-</span><span id="TypeAnnotator-352"><a href="#TypeAnnotator-352"><span class="linenos">352</span></a>
-</span><span id="TypeAnnotator-353"><a href="#TypeAnnotator-353"><span class="linenos">353</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="TypeAnnotator-354"><a href="#TypeAnnotator-354"><span class="linenos">354</span></a>
-</span><span id="TypeAnnotator-355"><a href="#TypeAnnotator-355"><span class="linenos">355</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="TypeAnnotator-356"><a href="#TypeAnnotator-356"><span class="linenos">356</span></a>    <span class="k">def</span> <span class="nf">_annotate_literal</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span>
-</span><span id="TypeAnnotator-357"><a href="#TypeAnnotator-357"><span class="linenos">357</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
-</span><span id="TypeAnnotator-358"><a href="#TypeAnnotator-358"><span class="linenos">358</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span>
-</span><span id="TypeAnnotator-359"><a href="#TypeAnnotator-359"><span class="linenos">359</span></a>        <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_int</span><span class="p">:</span>
-</span><span id="TypeAnnotator-360"><a href="#TypeAnnotator-360"><span class="linenos">360</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INT</span>
-</span><span id="TypeAnnotator-361"><a href="#TypeAnnotator-361"><span class="linenos">361</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator-362"><a href="#TypeAnnotator-362"><span class="linenos">362</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
-</span><span id="TypeAnnotator-363"><a href="#TypeAnnotator-363"><span class="linenos">363</span></a>
-</span><span id="TypeAnnotator-364"><a href="#TypeAnnotator-364"><span class="linenos">364</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="TypeAnnotator-365"><a href="#TypeAnnotator-365"><span class="linenos">365</span></a>
-</span><span id="TypeAnnotator-366"><a href="#TypeAnnotator-366"><span class="linenos">366</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="TypeAnnotator-367"><a href="#TypeAnnotator-367"><span class="linenos">367</span></a>    <span class="k">def</span> <span class="nf">_annotate_with_type</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="n">target_type</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator-368"><a href="#TypeAnnotator-368"><span class="linenos">368</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">target_type</span>
-</span><span id="TypeAnnotator-369"><a href="#TypeAnnotator-369"><span class="linenos">369</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="TypeAnnotator-370"><a href="#TypeAnnotator-370"><span class="linenos">370</span></a>
-</span><span id="TypeAnnotator-371"><a href="#TypeAnnotator-371"><span class="linenos">371</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
-</span><span id="TypeAnnotator-372"><a href="#TypeAnnotator-372"><span class="linenos">372</span></a>    <span class="k">def</span> <span class="nf">_annotate_by_args</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">promote</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator-373"><a href="#TypeAnnotator-373"><span class="linenos">373</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="TypeAnnotator-374"><a href="#TypeAnnotator-374"><span class="linenos">374</span></a>
-</span><span id="TypeAnnotator-375"><a href="#TypeAnnotator-375"><span class="linenos">375</span></a>        <span class="n">expressions</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="TypeAnnotator-376"><a href="#TypeAnnotator-376"><span class="linenos">376</span></a>        <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">args</span><span class="p">:</span>
-</span><span id="TypeAnnotator-377"><a href="#TypeAnnotator-377"><span class="linenos">377</span></a>            <span class="n">arg_expr</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span>
-</span><span id="TypeAnnotator-378"><a href="#TypeAnnotator-378"><span class="linenos">378</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">expr</span> <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">ensure_list</span><span class="p">(</span><span class="n">arg_expr</span><span class="p">)</span> <span class="k">if</span> <span class="n">expr</span><span class="p">)</span>
-</span><span id="TypeAnnotator-379"><a href="#TypeAnnotator-379"><span class="linenos">379</span></a>
-</span><span id="TypeAnnotator-380"><a href="#TypeAnnotator-380"><span class="linenos">380</span></a>        <span class="n">last_datatype</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="TypeAnnotator-381"><a href="#TypeAnnotator-381"><span class="linenos">381</span></a>        <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
-</span><span id="TypeAnnotator-382"><a href="#TypeAnnotator-382"><span class="linenos">382</span></a>            <span class="n">last_datatype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">,</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">)</span>
-</span><span id="TypeAnnotator-383"><a href="#TypeAnnotator-383"><span class="linenos">383</span></a>
-</span><span id="TypeAnnotator-384"><a href="#TypeAnnotator-384"><span class="linenos">384</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
-</span><span id="TypeAnnotator-385"><a href="#TypeAnnotator-385"><span class="linenos">385</span></a>
-</span><span id="TypeAnnotator-386"><a href="#TypeAnnotator-386"><span class="linenos">386</span></a>        <span class="k">if</span> <span class="n">promote</span><span class="p">:</span>
-</span><span id="TypeAnnotator-387"><a href="#TypeAnnotator-387"><span class="linenos">387</span></a>            <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">INTEGER_TYPES</span><span class="p">:</span>
-</span><span id="TypeAnnotator-388"><a href="#TypeAnnotator-388"><span class="linenos">388</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span>
-</span><span id="TypeAnnotator-389"><a href="#TypeAnnotator-389"><span class="linenos">389</span></a>            <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">FLOAT_TYPES</span><span class="p">:</span>
-</span><span id="TypeAnnotator-390"><a href="#TypeAnnotator-390"><span class="linenos">390</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
-</span><span id="TypeAnnotator-391"><a href="#TypeAnnotator-391"><span class="linenos">391</span></a>
-</span><span id="TypeAnnotator-392"><a href="#TypeAnnotator-392"><span class="linenos">392</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="TypeAnnotator-310"><a href="#TypeAnnotator-310"><span class="linenos">310</span></a>    <span class="k">def</span> <span class="nf">_maybe_coerce</span><span class="p">(</span>
+</span><span id="TypeAnnotator-311"><a href="#TypeAnnotator-311"><span class="linenos">311</span></a>        <span class="bp">self</span><span class="p">,</span> <span class="n">type1</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">type2</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span>
+</span><span id="TypeAnnotator-312"><a href="#TypeAnnotator-312"><span class="linenos">312</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">:</span>
+</span><span id="TypeAnnotator-313"><a href="#TypeAnnotator-313"><span class="linenos">313</span></a>        <span class="n">type1_value</span> <span class="o">=</span> <span class="n">type1</span><span class="o">.</span><span class="n">this</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type1</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">)</span> <span class="k">else</span> <span class="n">type1</span>
+</span><span id="TypeAnnotator-314"><a href="#TypeAnnotator-314"><span class="linenos">314</span></a>        <span class="n">type2_value</span> <span class="o">=</span> <span class="n">type2</span><span class="o">.</span><span class="n">this</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">type2</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">)</span> <span class="k">else</span> <span class="n">type2</span>
+</span><span id="TypeAnnotator-315"><a href="#TypeAnnotator-315"><span class="linenos">315</span></a>
+</span><span id="TypeAnnotator-316"><a href="#TypeAnnotator-316"><span class="linenos">316</span></a>        <span class="c1"># We propagate the NULL / UNKNOWN types upwards if found</span>
+</span><span id="TypeAnnotator-317"><a href="#TypeAnnotator-317"><span class="linenos">317</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1_value</span><span class="p">,</span> <span class="n">type2_value</span><span class="p">):</span>
+</span><span id="TypeAnnotator-318"><a href="#TypeAnnotator-318"><span class="linenos">318</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
+</span><span id="TypeAnnotator-319"><a href="#TypeAnnotator-319"><span class="linenos">319</span></a>        <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span> <span class="ow">in</span> <span class="p">(</span><span class="n">type1_value</span><span class="p">,</span> <span class="n">type2_value</span><span class="p">):</span>
+</span><span id="TypeAnnotator-320"><a href="#TypeAnnotator-320"><span class="linenos">320</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
+</span><span id="TypeAnnotator-321"><a href="#TypeAnnotator-321"><span class="linenos">321</span></a>
+</span><span id="TypeAnnotator-322"><a href="#TypeAnnotator-322"><span class="linenos">322</span></a>        <span class="k">if</span> <span class="n">type1_value</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">NESTED_TYPES</span><span class="p">:</span>
+</span><span id="TypeAnnotator-323"><a href="#TypeAnnotator-323"><span class="linenos">323</span></a>            <span class="k">return</span> <span class="n">type1</span>
+</span><span id="TypeAnnotator-324"><a href="#TypeAnnotator-324"><span class="linenos">324</span></a>        <span class="k">if</span> <span class="n">type2_value</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">NESTED_TYPES</span><span class="p">:</span>
+</span><span id="TypeAnnotator-325"><a href="#TypeAnnotator-325"><span class="linenos">325</span></a>            <span class="k">return</span> <span class="n">type2</span>
+</span><span id="TypeAnnotator-326"><a href="#TypeAnnotator-326"><span class="linenos">326</span></a>
+</span><span id="TypeAnnotator-327"><a href="#TypeAnnotator-327"><span class="linenos">327</span></a>        <span class="k">return</span> <span class="n">type2_value</span> <span class="k">if</span> <span class="n">type2_value</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">type1_value</span><span class="p">,</span> <span class="p">{})</span> <span class="k">else</span> <span class="n">type1_value</span>  <span class="c1"># type: ignore</span>
+</span><span id="TypeAnnotator-328"><a href="#TypeAnnotator-328"><span class="linenos">328</span></a>
+</span><span id="TypeAnnotator-329"><a href="#TypeAnnotator-329"><span class="linenos">329</span></a>    <span class="c1"># Note: the following &quot;no_type_check&quot; decorators were added because mypy was yelling due</span>
+</span><span id="TypeAnnotator-330"><a href="#TypeAnnotator-330"><span class="linenos">330</span></a>    <span class="c1"># to assigning Type values to expression.type (since its getter returns Optional[DataType]).</span>
+</span><span id="TypeAnnotator-331"><a href="#TypeAnnotator-331"><span class="linenos">331</span></a>    <span class="c1"># This is a known mypy issue: https://github.com/python/mypy/issues/3004</span>
+</span><span id="TypeAnnotator-332"><a href="#TypeAnnotator-332"><span class="linenos">332</span></a>
+</span><span id="TypeAnnotator-333"><a href="#TypeAnnotator-333"><span class="linenos">333</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="TypeAnnotator-334"><a href="#TypeAnnotator-334"><span class="linenos">334</span></a>    <span class="k">def</span> <span class="nf">_annotate_binary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">B</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">B</span><span class="p">:</span>
+</span><span id="TypeAnnotator-335"><a href="#TypeAnnotator-335"><span class="linenos">335</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-336"><a href="#TypeAnnotator-336"><span class="linenos">336</span></a>
+</span><span id="TypeAnnotator-337"><a href="#TypeAnnotator-337"><span class="linenos">337</span></a>        <span class="n">left_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
+</span><span id="TypeAnnotator-338"><a href="#TypeAnnotator-338"><span class="linenos">338</span></a>        <span class="n">right_type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span>
+</span><span id="TypeAnnotator-339"><a href="#TypeAnnotator-339"><span class="linenos">339</span></a>
+</span><span id="TypeAnnotator-340"><a href="#TypeAnnotator-340"><span class="linenos">340</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="TypeAnnotator-341"><a href="#TypeAnnotator-341"><span class="linenos">341</span></a>            <span class="k">if</span> <span class="n">left_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">and</span> <span class="n">right_type</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span><span class="p">:</span>
+</span><span id="TypeAnnotator-342"><a href="#TypeAnnotator-342"><span class="linenos">342</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span>
+</span><span id="TypeAnnotator-343"><a href="#TypeAnnotator-343"><span class="linenos">343</span></a>            <span class="k">elif</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NULL</span> <span class="ow">in</span> <span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">):</span>
+</span><span id="TypeAnnotator-344"><a href="#TypeAnnotator-344"><span class="linenos">344</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span>
+</span><span id="TypeAnnotator-345"><a href="#TypeAnnotator-345"><span class="linenos">345</span></a>                    <span class="s2">&quot;NULLABLE&quot;</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">build</span><span class="p">(</span><span class="s2">&quot;BOOLEAN&quot;</span><span class="p">)</span>
+</span><span id="TypeAnnotator-346"><a href="#TypeAnnotator-346"><span class="linenos">346</span></a>                <span class="p">)</span>
+</span><span id="TypeAnnotator-347"><a href="#TypeAnnotator-347"><span class="linenos">347</span></a>            <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator-348"><a href="#TypeAnnotator-348"><span class="linenos">348</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
+</span><span id="TypeAnnotator-349"><a href="#TypeAnnotator-349"><span class="linenos">349</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">):</span>
+</span><span id="TypeAnnotator-350"><a href="#TypeAnnotator-350"><span class="linenos">350</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
+</span><span id="TypeAnnotator-351"><a href="#TypeAnnotator-351"><span class="linenos">351</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator-352"><a href="#TypeAnnotator-352"><span class="linenos">352</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">left_type</span><span class="p">,</span> <span class="n">right_type</span><span class="p">)</span>
+</span><span id="TypeAnnotator-353"><a href="#TypeAnnotator-353"><span class="linenos">353</span></a>
+</span><span id="TypeAnnotator-354"><a href="#TypeAnnotator-354"><span class="linenos">354</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="TypeAnnotator-355"><a href="#TypeAnnotator-355"><span class="linenos">355</span></a>
+</span><span id="TypeAnnotator-356"><a href="#TypeAnnotator-356"><span class="linenos">356</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="TypeAnnotator-357"><a href="#TypeAnnotator-357"><span class="linenos">357</span></a>    <span class="k">def</span> <span class="nf">_annotate_unary</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator-358"><a href="#TypeAnnotator-358"><span class="linenos">358</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-359"><a href="#TypeAnnotator-359"><span class="linenos">359</span></a>
+</span><span id="TypeAnnotator-360"><a href="#TypeAnnotator-360"><span class="linenos">360</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
+</span><span id="TypeAnnotator-361"><a href="#TypeAnnotator-361"><span class="linenos">361</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span>
+</span><span id="TypeAnnotator-362"><a href="#TypeAnnotator-362"><span class="linenos">362</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator-363"><a href="#TypeAnnotator-363"><span class="linenos">363</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">type</span>
+</span><span id="TypeAnnotator-364"><a href="#TypeAnnotator-364"><span class="linenos">364</span></a>
+</span><span id="TypeAnnotator-365"><a href="#TypeAnnotator-365"><span class="linenos">365</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="TypeAnnotator-366"><a href="#TypeAnnotator-366"><span class="linenos">366</span></a>
+</span><span id="TypeAnnotator-367"><a href="#TypeAnnotator-367"><span class="linenos">367</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="TypeAnnotator-368"><a href="#TypeAnnotator-368"><span class="linenos">368</span></a>    <span class="k">def</span> <span class="nf">_annotate_literal</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">:</span>
+</span><span id="TypeAnnotator-369"><a href="#TypeAnnotator-369"><span class="linenos">369</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
+</span><span id="TypeAnnotator-370"><a href="#TypeAnnotator-370"><span class="linenos">370</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span>
+</span><span id="TypeAnnotator-371"><a href="#TypeAnnotator-371"><span class="linenos">371</span></a>        <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_int</span><span class="p">:</span>
+</span><span id="TypeAnnotator-372"><a href="#TypeAnnotator-372"><span class="linenos">372</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">INT</span>
+</span><span id="TypeAnnotator-373"><a href="#TypeAnnotator-373"><span class="linenos">373</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator-374"><a href="#TypeAnnotator-374"><span class="linenos">374</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
+</span><span id="TypeAnnotator-375"><a href="#TypeAnnotator-375"><span class="linenos">375</span></a>
+</span><span id="TypeAnnotator-376"><a href="#TypeAnnotator-376"><span class="linenos">376</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="TypeAnnotator-377"><a href="#TypeAnnotator-377"><span class="linenos">377</span></a>
+</span><span id="TypeAnnotator-378"><a href="#TypeAnnotator-378"><span class="linenos">378</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="TypeAnnotator-379"><a href="#TypeAnnotator-379"><span class="linenos">379</span></a>    <span class="k">def</span> <span class="nf">_annotate_with_type</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="n">target_type</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator-380"><a href="#TypeAnnotator-380"><span class="linenos">380</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">target_type</span>
+</span><span id="TypeAnnotator-381"><a href="#TypeAnnotator-381"><span class="linenos">381</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-382"><a href="#TypeAnnotator-382"><span class="linenos">382</span></a>
+</span><span id="TypeAnnotator-383"><a href="#TypeAnnotator-383"><span class="linenos">383</span></a>    <span class="nd">@t</span><span class="o">.</span><span class="n">no_type_check</span>
+</span><span id="TypeAnnotator-384"><a href="#TypeAnnotator-384"><span class="linenos">384</span></a>    <span class="k">def</span> <span class="nf">_annotate_by_args</span><span class="p">(</span>
+</span><span id="TypeAnnotator-385"><a href="#TypeAnnotator-385"><span class="linenos">385</span></a>        <span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">promote</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span><span class="p">,</span> <span class="n">array</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="TypeAnnotator-386"><a href="#TypeAnnotator-386"><span class="linenos">386</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator-387"><a href="#TypeAnnotator-387"><span class="linenos">387</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_annotate_args</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator-388"><a href="#TypeAnnotator-388"><span class="linenos">388</span></a>
+</span><span id="TypeAnnotator-389"><a href="#TypeAnnotator-389"><span class="linenos">389</span></a>        <span class="n">expressions</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="TypeAnnotator-390"><a href="#TypeAnnotator-390"><span class="linenos">390</span></a>        <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">args</span><span class="p">:</span>
+</span><span id="TypeAnnotator-391"><a href="#TypeAnnotator-391"><span class="linenos">391</span></a>            <span class="n">arg_expr</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span>
+</span><span id="TypeAnnotator-392"><a href="#TypeAnnotator-392"><span class="linenos">392</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">expr</span> <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">ensure_list</span><span class="p">(</span><span class="n">arg_expr</span><span class="p">)</span> <span class="k">if</span> <span class="n">expr</span><span class="p">)</span>
+</span><span id="TypeAnnotator-393"><a href="#TypeAnnotator-393"><span class="linenos">393</span></a>
+</span><span id="TypeAnnotator-394"><a href="#TypeAnnotator-394"><span class="linenos">394</span></a>        <span class="n">last_datatype</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="TypeAnnotator-395"><a href="#TypeAnnotator-395"><span class="linenos">395</span></a>        <span class="k">for</span> <span class="n">expr</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
+</span><span id="TypeAnnotator-396"><a href="#TypeAnnotator-396"><span class="linenos">396</span></a>            <span class="n">last_datatype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_coerce</span><span class="p">(</span><span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">,</span> <span class="n">expr</span><span class="o">.</span><span class="n">type</span><span class="p">)</span>
+</span><span id="TypeAnnotator-397"><a href="#TypeAnnotator-397"><span class="linenos">397</span></a>
+</span><span id="TypeAnnotator-398"><a href="#TypeAnnotator-398"><span class="linenos">398</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">last_datatype</span> <span class="ow">or</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">UNKNOWN</span>
+</span><span id="TypeAnnotator-399"><a href="#TypeAnnotator-399"><span class="linenos">399</span></a>
+</span><span id="TypeAnnotator-400"><a href="#TypeAnnotator-400"><span class="linenos">400</span></a>        <span class="k">if</span> <span class="n">promote</span><span class="p">:</span>
+</span><span id="TypeAnnotator-401"><a href="#TypeAnnotator-401"><span class="linenos">401</span></a>            <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">INTEGER_TYPES</span><span class="p">:</span>
+</span><span id="TypeAnnotator-402"><a href="#TypeAnnotator-402"><span class="linenos">402</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span>
+</span><span id="TypeAnnotator-403"><a href="#TypeAnnotator-403"><span class="linenos">403</span></a>            <span class="k">elif</span> <span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">FLOAT_TYPES</span><span class="p">:</span>
+</span><span id="TypeAnnotator-404"><a href="#TypeAnnotator-404"><span class="linenos">404</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span>
+</span><span id="TypeAnnotator-405"><a href="#TypeAnnotator-405"><span class="linenos">405</span></a>
+</span><span id="TypeAnnotator-406"><a href="#TypeAnnotator-406"><span class="linenos">406</span></a>        <span class="k">if</span> <span class="n">array</span><span class="p">:</span>
+</span><span id="TypeAnnotator-407"><a href="#TypeAnnotator-407"><span class="linenos">407</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="p">(</span>
+</span><span id="TypeAnnotator-408"><a href="#TypeAnnotator-408"><span class="linenos">408</span></a>                <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">ARRAY</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">expression</span><span class="o">.</span><span class="n">type</span><span class="p">],</span> <span class="n">nested</span><span class="o">=</span><span class="kc">True</span>
+</span><span id="TypeAnnotator-409"><a href="#TypeAnnotator-409"><span class="linenos">409</span></a>            <span class="p">)</span>
+</span><span id="TypeAnnotator-410"><a href="#TypeAnnotator-410"><span class="linenos">410</span></a>
+</span><span id="TypeAnnotator-411"><a href="#TypeAnnotator-411"><span class="linenos">411</span></a>        <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -887,15 +928,15 @@
 
     </div>
     <a class="headerlink" href="#TypeAnnotator.__init__"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="TypeAnnotator.__init__-227"><a href="#TypeAnnotator.__init__-227"><span class="linenos">227</span></a>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
-</span><span id="TypeAnnotator.__init__-228"><a href="#TypeAnnotator.__init__-228"><span class="linenos">228</span></a>        <span class="bp">self</span><span class="p">,</span>
-</span><span id="TypeAnnotator.__init__-229"><a href="#TypeAnnotator.__init__-229"><span class="linenos">229</span></a>        <span class="n">schema</span><span class="p">:</span> <span class="n">Schema</span><span class="p">,</span>
-</span><span id="TypeAnnotator.__init__-230"><a href="#TypeAnnotator.__init__-230"><span class="linenos">230</span></a>        <span class="n">annotators</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">TypeAnnotator</span><span class="p">,</span> <span class="n">E</span><span class="p">],</span> <span class="n">E</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
-</span><span id="TypeAnnotator.__init__-231"><a href="#TypeAnnotator.__init__-231"><span class="linenos">231</span></a>        <span class="n">coerces_to</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
-</span><span id="TypeAnnotator.__init__-232"><a href="#TypeAnnotator.__init__-232"><span class="linenos">232</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="TypeAnnotator.__init__-233"><a href="#TypeAnnotator.__init__-233"><span class="linenos">233</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">schema</span> <span class="o">=</span> <span class="n">schema</span>
-</span><span id="TypeAnnotator.__init__-234"><a href="#TypeAnnotator.__init__-234"><span class="linenos">234</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span> <span class="o">=</span> <span class="n">annotators</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ANNOTATORS</span>
-</span><span id="TypeAnnotator.__init__-235"><a href="#TypeAnnotator.__init__-235"><span class="linenos">235</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span> <span class="o">=</span> <span class="n">coerces_to</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">COERCES_TO</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="TypeAnnotator.__init__-236"><a href="#TypeAnnotator.__init__-236"><span class="linenos">236</span></a>    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span>
+</span><span id="TypeAnnotator.__init__-237"><a href="#TypeAnnotator.__init__-237"><span class="linenos">237</span></a>        <span class="bp">self</span><span class="p">,</span>
+</span><span id="TypeAnnotator.__init__-238"><a href="#TypeAnnotator.__init__-238"><span class="linenos">238</span></a>        <span class="n">schema</span><span class="p">:</span> <span class="n">Schema</span><span class="p">,</span>
+</span><span id="TypeAnnotator.__init__-239"><a href="#TypeAnnotator.__init__-239"><span class="linenos">239</span></a>        <span class="n">annotators</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">TypeAnnotator</span><span class="p">,</span> <span class="n">E</span><span class="p">],</span> <span class="n">E</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
+</span><span id="TypeAnnotator.__init__-240"><a href="#TypeAnnotator.__init__-240"><span class="linenos">240</span></a>        <span class="n">coerces_to</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="p">]]]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
+</span><span id="TypeAnnotator.__init__-241"><a href="#TypeAnnotator.__init__-241"><span class="linenos">241</span></a>    <span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="TypeAnnotator.__init__-242"><a href="#TypeAnnotator.__init__-242"><span class="linenos">242</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">schema</span> <span class="o">=</span> <span class="n">schema</span>
+</span><span id="TypeAnnotator.__init__-243"><a href="#TypeAnnotator.__init__-243"><span class="linenos">243</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">annotators</span> <span class="o">=</span> <span class="n">annotators</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">ANNOTATORS</span>
+</span><span id="TypeAnnotator.__init__-244"><a href="#TypeAnnotator.__init__-244"><span class="linenos">244</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">coerces_to</span> <span class="o">=</span> <span class="n">coerces_to</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">COERCES_TO</span>
 </span></pre></div>
 
 
@@ -906,7 +947,7 @@
                                 <div class="attr variable">
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 <input id="TypeAnnotator.TYPE_TO_EXPRESSIONS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
-            <label class="view-value-button pdoc-button" for="TypeAnnotator.TYPE_TO_EXPRESSIONS-view-value"></label><span class="default_value">{&lt;Type.BIGINT: &#39;BIGINT&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Length">sqlglot.expressions.Length</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ArraySize">sqlglot.expressions.ArraySize</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Count">sqlglot.expressions.Count</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ApproxDistinct">sqlglot.expressions.ApproxDistinct</a>&#39;&gt;}, &lt;Type.BOOLEAN: &#39;BOOLEAN&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#In">sqlglot.expressions.In</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#RegexpLike">sqlglot.expressions.RegexpLike</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Boolean">sqlglot.expressions.Boolean</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Between">sqlglot.expressions.Between</a>&#39;&gt;}, &lt;Type.DATE: &#39;DATE&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Date">sqlglot.expressions.Date</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateSub">sqlglot.expressions.DateSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StrToDate">sqlglot.expressions.StrToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateAdd">sqlglot.expressions.DateAdd</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeStrToDate">sqlglot.expressions.TimeStrToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateStrToDate">sqlglot.expressions.DateStrToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DiToDate">sqlglot.expressions.DiToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateFromParts">sqlglot.expressions.DateFromParts</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDsToDate">sqlglot.expressions.TsOrDsToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateTrunc">sqlglot.expressions.DateTrunc</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentDate">sqlglot.expressions.CurrentDate</a>&#39;&gt;}, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#CurrentDatetime">sqlglot.expressions.CurrentDatetime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeSub">sqlglot.expressions.DatetimeSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeAdd">sqlglot.expressions.DatetimeAdd</a>&#39;&gt;}, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Stddev">sqlglot.expressions.Stddev</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Exp">sqlglot.expressions.Exp</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Sqrt">sqlglot.expressions.Sqrt</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Log10">sqlglot.expressions.Log10</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Log2">sqlglot.expressions.Log2</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ApproxQuantile">sqlglot.expressions.ApproxQuantile</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Avg">sqlglot.expressions.Avg</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#SafeDivide">sqlglot.expressions.SafeDivide</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Log">sqlglot.expressions.Log</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Quantile">sqlglot.expressions.Quantile</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Ln">sqlglot.expressions.Ln</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Round">sqlglot.expressions.Round</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Pow">sqlglot.expressions.Pow</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StddevSamp">sqlglot.expressions.StddevSamp</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StddevPop">sqlglot.expressions.StddevPop</a>&#39;&gt;}, &lt;Type.INT: &#39;INT&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateToDi">sqlglot.expressions.DateToDi</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampDiff">sqlglot.expressions.TimestampDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StrPosition">sqlglot.expressions.StrPosition</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDiToDi">sqlglot.expressions.TsOrDiToDi</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeDiff">sqlglot.expressions.DatetimeDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Extract">sqlglot.expressions.Extract</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeDiff">sqlglot.expressions.TimeDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Floor">sqlglot.expressions.Floor</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Levenshtein">sqlglot.expressions.Levenshtein</a>&#39;&gt;}, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#TimeAdd">sqlglot.expressions.TimeAdd</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StrToTime">sqlglot.expressions.StrToTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToTime">sqlglot.expressions.UnixToTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeStrToTime">sqlglot.expressions.TimeStrToTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampSub">sqlglot.expressions.TimestampSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampAdd">sqlglot.expressions.TimestampAdd</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentTime">sqlglot.expressions.CurrentTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeSub">sqlglot.expressions.TimeSub</a>&#39;&gt;}, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Year">sqlglot.expressions.Year</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Week">sqlglot.expressions.Week</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Month">sqlglot.expressions.Month</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Day">sqlglot.expressions.Day</a>&#39;&gt;}, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Lower">sqlglot.expressions.Lower</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToStr">sqlglot.expressions.UnixToStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ConcatWs">sqlglot.expressions.ConcatWs</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateToDateStr">sqlglot.expressions.DateToDateStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Concat">sqlglot.expressions.Concat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Trim">sqlglot.expressions.Trim</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#GroupConcat">sqlglot.expressions.GroupConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#SafeConcat">sqlglot.expressions.SafeConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeToTimeStr">sqlglot.expressions.TimeToTimeStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ArrayConcat">sqlglot.expressions.ArrayConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Substring">sqlglot.expressions.Substring</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeToStr">sqlglot.expressions.TimeToStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDsToDateStr">sqlglot.expressions.TsOrDsToDateStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToTimeStr">sqlglot.expressions.UnixToTimeStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Initcap">sqlglot.expressions.Initcap</a>&#39;&gt;}}</span>
+            <label class="view-value-button pdoc-button" for="TypeAnnotator.TYPE_TO_EXPRESSIONS-view-value"></label><span class="default_value">{&lt;Type.BIGINT: &#39;BIGINT&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#ApproxDistinct">sqlglot.expressions.ApproxDistinct</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Length">sqlglot.expressions.Length</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Count">sqlglot.expressions.Count</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ArraySize">sqlglot.expressions.ArraySize</a>&#39;&gt;}, &lt;Type.BOOLEAN: &#39;BOOLEAN&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Between">sqlglot.expressions.Between</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#In">sqlglot.expressions.In</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#RegexpLike">sqlglot.expressions.RegexpLike</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Boolean">sqlglot.expressions.Boolean</a>&#39;&gt;}, &lt;Type.DATE: &#39;DATE&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#DateAdd">sqlglot.expressions.DateAdd</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeStrToDate">sqlglot.expressions.TimeStrToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Date">sqlglot.expressions.Date</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StrToDate">sqlglot.expressions.StrToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDsToDate">sqlglot.expressions.TsOrDsToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentDate">sqlglot.expressions.CurrentDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateStrToDate">sqlglot.expressions.DateStrToDate</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateTrunc">sqlglot.expressions.DateTrunc</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateFromParts">sqlglot.expressions.DateFromParts</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateSub">sqlglot.expressions.DateSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DiToDate">sqlglot.expressions.DiToDate</a>&#39;&gt;}, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#CurrentDatetime">sqlglot.expressions.CurrentDatetime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeSub">sqlglot.expressions.DatetimeSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeAdd">sqlglot.expressions.DatetimeAdd</a>&#39;&gt;}, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Quantile">sqlglot.expressions.Quantile</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Log2">sqlglot.expressions.Log2</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Stddev">sqlglot.expressions.Stddev</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Sqrt">sqlglot.expressions.Sqrt</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Log">sqlglot.expressions.Log</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Round">sqlglot.expressions.Round</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Ln">sqlglot.expressions.Ln</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Log10">sqlglot.expressions.Log10</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Pow">sqlglot.expressions.Pow</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Avg">sqlglot.expressions.Avg</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#SafeDivide">sqlglot.expressions.SafeDivide</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Exp">sqlglot.expressions.Exp</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StddevPop">sqlglot.expressions.StddevPop</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StddevSamp">sqlglot.expressions.StddevSamp</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ApproxQuantile">sqlglot.expressions.ApproxQuantile</a>&#39;&gt;}, &lt;Type.INT: &#39;INT&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#TimeDiff">sqlglot.expressions.TimeDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Extract">sqlglot.expressions.Extract</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateToDi">sqlglot.expressions.DateToDi</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Levenshtein">sqlglot.expressions.Levenshtein</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDiToDi">sqlglot.expressions.TsOrDiToDi</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StrPosition">sqlglot.expressions.StrPosition</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampDiff">sqlglot.expressions.TimestampDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Floor">sqlglot.expressions.Floor</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeDiff">sqlglot.expressions.DatetimeDiff</a>&#39;&gt;}, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#UnixToTime">sqlglot.expressions.UnixToTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeStrToTime">sqlglot.expressions.TimeStrToTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeSub">sqlglot.expressions.TimeSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeAdd">sqlglot.expressions.TimeAdd</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#StrToTime">sqlglot.expressions.StrToTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentTime">sqlglot.expressions.CurrentTime</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampSub">sqlglot.expressions.TimestampSub</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampAdd">sqlglot.expressions.TimestampAdd</a>&#39;&gt;}, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#Month">sqlglot.expressions.Month</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Week">sqlglot.expressions.Week</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Day">sqlglot.expressions.Day</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Year">sqlglot.expressions.Year</a>&#39;&gt;}, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;: {&lt;class &#39;<a href="../expressions.html#ConcatWs">sqlglot.expressions.ConcatWs</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#GroupConcat">sqlglot.expressions.GroupConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Lower">sqlglot.expressions.Lower</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Trim">sqlglot.expressions.Trim</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToStr">sqlglot.expressions.UnixToStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#SafeConcat">sqlglot.expressions.SafeConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Concat">sqlglot.expressions.Concat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeToTimeStr">sqlglot.expressions.TimeToTimeStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DateToDateStr">sqlglot.expressions.DateToDateStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Initcap">sqlglot.expressions.Initcap</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToTimeStr">sqlglot.expressions.UnixToTimeStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#ArrayConcat">sqlglot.expressions.ArrayConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TimeToStr">sqlglot.expressions.TimeToStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDsToDateStr">sqlglot.expressions.TsOrDsToDateStr</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Substring">sqlglot.expressions.Substring</a>&#39;&gt;}}</span>
 
         
     </div>
@@ -919,7 +960,7 @@
                                 <div class="attr variable">
             <span class="name">ANNOTATORS</span><span class="annotation">: Dict</span>        =
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_annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Exp">sqlglot.expressions.Exp</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#StddevPop">sqlglot.expressions.StddevPop</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#StddevSamp">sqlglot.expressions.StddevSamp</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#ApproxQuantile">sqlglot.expressions.ApproxQuantile</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimeDiff">sqlglot.expressions.TimeDiff</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Extract">sqlglot.expressions.Extract</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#DateToDi">sqlglot.expressions.DateToDi</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Levenshtein">sqlglot.expressions.Levenshtein</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDiToDi">sqlglot.expressions.TsOrDiToDi</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#StrPosition">sqlglot.expressions.StrPosition</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampDiff">sqlglot.expressions.TimestampDiff</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Floor">sqlglot.expressions.Floor</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#DatetimeDiff">sqlglot.expressions.DatetimeDiff</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToTime">sqlglot.expressions.UnixToTime</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimeStrToTime">sqlglot.expressions.TimeStrToTime</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimeSub">sqlglot.expressions.TimeSub</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimeAdd">sqlglot.expressions.TimeAdd</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#StrToTime">sqlglot.expressions.StrToTime</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#CurrentTime">sqlglot.expressions.CurrentTime</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampSub">sqlglot.expressions.TimestampSub</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimestampAdd">sqlglot.expressions.TimestampAdd</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Month">sqlglot.expressions.Month</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Week">sqlglot.expressions.Week</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Day">sqlglot.expressions.Day</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Year">sqlglot.expressions.Year</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#ConcatWs">sqlglot.expressions.ConcatWs</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#GroupConcat">sqlglot.expressions.GroupConcat</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Lower">sqlglot.expressions.Lower</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Trim">sqlglot.expressions.Trim</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToStr">sqlglot.expressions.UnixToStr</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#SafeConcat">sqlglot.expressions.SafeConcat</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Concat">sqlglot.expressions.Concat</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimeToTimeStr">sqlglot.expressions.TimeToTimeStr</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#DateToDateStr">sqlglot.expressions.DateToDateStr</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Initcap">sqlglot.expressions.Initcap</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#UnixToTimeStr">sqlglot.expressions.UnixToTimeStr</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#ArrayConcat">sqlglot.expressions.ArrayConcat</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TimeToStr">sqlglot.expressions.TimeToStr</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TsOrDsToDateStr">sqlglot.expressions.TsOrDsToDateStr</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Substring">sqlglot.expressions.Substring</a>&#39;&gt;: &lt;function _annotate_with_type_lambda.&lt;locals&gt;.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Anonymous">sqlglot.expressions.Anonymous</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Array">sqlglot.expressions.Array</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#ArrayAgg">sqlglot.expressions.ArrayAgg</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Cast">sqlglot.expressions.Cast</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Case">sqlglot.expressions.Case</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#DataType">sqlglot.expressions.DataType</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Distinct">sqlglot.expressions.Distinct</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Filter">sqlglot.expressions.Filter</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#If">sqlglot.expressions.If</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Interval">sqlglot.expressions.Interval</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Least">sqlglot.expressions.Least</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Literal">sqlglot.expressions.Literal</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Map">sqlglot.expressions.Map</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Max">sqlglot.expressions.Max</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Min">sqlglot.expressions.Min</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Null">sqlglot.expressions.Null</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#Sum">sqlglot.expressions.Sum</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#TryCast">sqlglot.expressions.TryCast</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;, &lt;class &#39;<a href="../expressions.html#VarMap">sqlglot.expressions.VarMap</a>&#39;&gt;: &lt;function TypeAnnotator.&lt;lambda&gt;&gt;}</span>
 
         
     </div>
@@ -928,11 +969,23 @@
     
 
                             </div>
+                            <div id="TypeAnnotator.NESTED_TYPES" class="classattr">
+                                <div class="attr variable">
+            <span class="name">NESTED_TYPES</span>        =
+<span class="default_value">{&lt;Type.ARRAY: &#39;ARRAY&#39;&gt;}</span>
+
+        
+    </div>
+    <a class="headerlink" href="#TypeAnnotator.NESTED_TYPES"></a>
+    
+    
+
+                            </div>
                             <div id="TypeAnnotator.COERCES_TO" class="classattr">
                                 <div class="attr variable">
             <span class="name">COERCES_TO</span><span class="annotation">: Dict[<a href="../expressions.html#DataType.Type">sqlglot.expressions.DataType.Type</a>, Set[<a href="../expressions.html#DataType.Type">sqlglot.expressions.DataType.Type</a>]]</span>        =
 <input id="TypeAnnotator.COERCES_TO-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
-            <label class="view-value-button pdoc-button" for="TypeAnnotator.COERCES_TO-view-value"></label><span class="default_value">{&lt;Type.TEXT: &#39;TEXT&#39;&gt;: set(), &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;: {&lt;Type.TEXT: &#39;TEXT&#39;&gt;}, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;: {&lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;Type.TEXT: &#39;TEXT&#39;&gt;}, &lt;Type.NCHAR: &#39;NCHAR&#39;&gt;: {&lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;Type.TEXT: &#39;TEXT&#39;&gt;}, &lt;Type.CHAR: &#39;CHAR&#39;&gt;: {&lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;Type.NCHAR: &#39;NCHAR&#39;&gt;, &lt;Type.TEXT: &#39;TEXT&#39;&gt;}, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;: set(), &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;: {&lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;: {&lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;}, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;: {&lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;}, &lt;Type.INT: &#39;INT&#39;&gt;: {&lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;}, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;: {&lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;: {&lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;: set(), &lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;: {&lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;: {&lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;: {&lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}, &lt;Type.DATE: &#39;DATE&#39;&gt;: {&lt;Type.DATETIME: &#39;DATETIME&#39;&gt;, &lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}}</span>
+            <label class="view-value-button pdoc-button" for="TypeAnnotator.COERCES_TO-view-value"></label><span class="default_value">{&lt;Type.TEXT: &#39;TEXT&#39;&gt;: set(), &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;: {&lt;Type.TEXT: &#39;TEXT&#39;&gt;}, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;: {&lt;Type.TEXT: &#39;TEXT&#39;&gt;, &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;}, &lt;Type.NCHAR: &#39;NCHAR&#39;&gt;: {&lt;Type.TEXT: &#39;TEXT&#39;&gt;, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;}, &lt;Type.CHAR: &#39;CHAR&#39;&gt;: {&lt;Type.TEXT: &#39;TEXT&#39;&gt;, &lt;Type.NCHAR: &#39;NCHAR&#39;&gt;, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;}, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;: set(), &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;: {&lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;: {&lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;}, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;: {&lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;}, &lt;Type.INT: &#39;INT&#39;&gt;: {&lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;}, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;: {&lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;: {&lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;: set(), &lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;: {&lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;: {&lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;: {&lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;}, &lt;Type.DATE: &#39;DATE&#39;&gt;: {&lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;}}</span>
 
         
     </div>
@@ -985,51 +1038,51 @@
 
     </div>
     <a class="headerlink" href="#TypeAnnotator.annotate"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="TypeAnnotator.annotate-237"><a href="#TypeAnnotator.annotate-237"><span class="linenos">237</span></a>    <span class="k">def</span> <span class="nf">annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
-</span><span id="TypeAnnotator.annotate-238"><a href="#TypeAnnotator.annotate-238"><span class="linenos">238</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="TypeAnnotator.annotate-239"><a href="#TypeAnnotator.annotate-239"><span class="linenos">239</span></a>            <span class="n">selects</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="TypeAnnotator.annotate-240"><a href="#TypeAnnotator.annotate-240"><span class="linenos">240</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
-</span><span id="TypeAnnotator.annotate-241"><a href="#TypeAnnotator.annotate-241"><span class="linenos">241</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">Scope</span><span class="p">):</span>
-</span><span id="TypeAnnotator.annotate-242"><a href="#TypeAnnotator.annotate-242"><span class="linenos">242</span></a>                    <span class="k">continue</span>
-</span><span id="TypeAnnotator.annotate-243"><a href="#TypeAnnotator.annotate-243"><span class="linenos">243</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
-</span><span id="TypeAnnotator.annotate-244"><a href="#TypeAnnotator.annotate-244"><span class="linenos">244</span></a>                    <span class="n">values</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="TypeAnnotator.annotate-245"><a href="#TypeAnnotator.annotate-245"><span class="linenos">245</span></a>
-</span><span id="TypeAnnotator.annotate-246"><a href="#TypeAnnotator.annotate-246"><span class="linenos">246</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
-</span><span id="TypeAnnotator.annotate-247"><a href="#TypeAnnotator.annotate-247"><span class="linenos">247</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">):</span>
-</span><span id="TypeAnnotator.annotate-248"><a href="#TypeAnnotator.annotate-248"><span class="linenos">248</span></a>                            <span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
-</span><span id="TypeAnnotator.annotate-249"><a href="#TypeAnnotator.annotate-249"><span class="linenos">249</span></a>                    <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator.annotate-250"><a href="#TypeAnnotator.annotate-250"><span class="linenos">250</span></a>                        <span class="n">values</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">expressions</span>
-</span><span id="TypeAnnotator.annotate-251"><a href="#TypeAnnotator.annotate-251"><span class="linenos">251</span></a>
-</span><span id="TypeAnnotator.annotate-252"><a href="#TypeAnnotator.annotate-252"><span class="linenos">252</span></a>                    <span class="k">if</span> <span class="ow">not</span> <span class="n">values</span><span class="p">:</span>
-</span><span id="TypeAnnotator.annotate-253"><a href="#TypeAnnotator.annotate-253"><span class="linenos">253</span></a>                        <span class="k">continue</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="TypeAnnotator.annotate-246"><a href="#TypeAnnotator.annotate-246"><span class="linenos">246</span></a>    <span class="k">def</span> <span class="nf">annotate</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">E</span><span class="p">:</span>
+</span><span id="TypeAnnotator.annotate-247"><a href="#TypeAnnotator.annotate-247"><span class="linenos">247</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="TypeAnnotator.annotate-248"><a href="#TypeAnnotator.annotate-248"><span class="linenos">248</span></a>            <span class="n">selects</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="TypeAnnotator.annotate-249"><a href="#TypeAnnotator.annotate-249"><span class="linenos">249</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
+</span><span id="TypeAnnotator.annotate-250"><a href="#TypeAnnotator.annotate-250"><span class="linenos">250</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">Scope</span><span class="p">):</span>
+</span><span id="TypeAnnotator.annotate-251"><a href="#TypeAnnotator.annotate-251"><span class="linenos">251</span></a>                    <span class="k">continue</span>
+</span><span id="TypeAnnotator.annotate-252"><a href="#TypeAnnotator.annotate-252"><span class="linenos">252</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
+</span><span id="TypeAnnotator.annotate-253"><a href="#TypeAnnotator.annotate-253"><span class="linenos">253</span></a>                    <span class="n">values</span> <span class="o">=</span> <span class="p">[]</span>
 </span><span id="TypeAnnotator.annotate-254"><a href="#TypeAnnotator.annotate-254"><span class="linenos">254</span></a>
-</span><span id="TypeAnnotator.annotate-255"><a href="#TypeAnnotator.annotate-255"><span class="linenos">255</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="TypeAnnotator.annotate-256"><a href="#TypeAnnotator.annotate-256"><span class="linenos">256</span></a>                        <span class="n">alias</span><span class="p">:</span> <span class="n">column</span>
-</span><span id="TypeAnnotator.annotate-257"><a href="#TypeAnnotator.annotate-257"><span class="linenos">257</span></a>                        <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">column</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span>
-</span><span id="TypeAnnotator.annotate-258"><a href="#TypeAnnotator.annotate-258"><span class="linenos">258</span></a>                            <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
-</span><span id="TypeAnnotator.annotate-259"><a href="#TypeAnnotator.annotate-259"><span class="linenos">259</span></a>                            <span class="n">values</span><span class="p">,</span>
-</span><span id="TypeAnnotator.annotate-260"><a href="#TypeAnnotator.annotate-260"><span class="linenos">260</span></a>                        <span class="p">)</span>
-</span><span id="TypeAnnotator.annotate-261"><a href="#TypeAnnotator.annotate-261"><span class="linenos">261</span></a>                    <span class="p">}</span>
-</span><span id="TypeAnnotator.annotate-262"><a href="#TypeAnnotator.annotate-262"><span class="linenos">262</span></a>                <span class="k">else</span><span class="p">:</span>
-</span><span id="TypeAnnotator.annotate-263"><a href="#TypeAnnotator.annotate-263"><span class="linenos">263</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="TypeAnnotator.annotate-264"><a href="#TypeAnnotator.annotate-264"><span class="linenos">264</span></a>                        <span class="n">select</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">selects</span>
-</span><span id="TypeAnnotator.annotate-265"><a href="#TypeAnnotator.annotate-265"><span class="linenos">265</span></a>                    <span class="p">}</span>
-</span><span id="TypeAnnotator.annotate-266"><a href="#TypeAnnotator.annotate-266"><span class="linenos">266</span></a>
-</span><span id="TypeAnnotator.annotate-267"><a href="#TypeAnnotator.annotate-267"><span class="linenos">267</span></a>            <span class="c1"># First annotate the current scope&#39;s column references</span>
-</span><span id="TypeAnnotator.annotate-268"><a href="#TypeAnnotator.annotate-268"><span class="linenos">268</span></a>            <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
-</span><span id="TypeAnnotator.annotate-269"><a href="#TypeAnnotator.annotate-269"><span class="linenos">269</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">:</span>
-</span><span id="TypeAnnotator.annotate-270"><a href="#TypeAnnotator.annotate-270"><span class="linenos">270</span></a>                    <span class="k">continue</span>
-</span><span id="TypeAnnotator.annotate-271"><a href="#TypeAnnotator.annotate-271"><span class="linenos">271</span></a>
-</span><span id="TypeAnnotator.annotate-272"><a href="#TypeAnnotator.annotate-272"><span class="linenos">272</span></a>                <span class="n">source</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">)</span>
-</span><span id="TypeAnnotator.annotate-273"><a href="#TypeAnnotator.annotate-273"><span class="linenos">273</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="TypeAnnotator.annotate-274"><a href="#TypeAnnotator.annotate-274"><span class="linenos">274</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">schema</span><span class="o">.</span><span class="n">get_column_type</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
-</span><span id="TypeAnnotator.annotate-275"><a href="#TypeAnnotator.annotate-275"><span class="linenos">275</span></a>                <span class="k">elif</span> <span class="n">source</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">selects</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">]:</span>
-</span><span id="TypeAnnotator.annotate-276"><a href="#TypeAnnotator.annotate-276"><span class="linenos">276</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">][</span><span class="n">col</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">type</span>
-</span><span id="TypeAnnotator.annotate-277"><a href="#TypeAnnotator.annotate-277"><span class="linenos">277</span></a>
-</span><span id="TypeAnnotator.annotate-278"><a href="#TypeAnnotator.annotate-278"><span class="linenos">278</span></a>            <span class="c1"># Then (possibly) annotate the remaining expressions in the scope</span>
-</span><span id="TypeAnnotator.annotate-279"><a href="#TypeAnnotator.annotate-279"><span class="linenos">279</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator.annotate-255"><a href="#TypeAnnotator.annotate-255"><span class="linenos">255</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
+</span><span id="TypeAnnotator.annotate-256"><a href="#TypeAnnotator.annotate-256"><span class="linenos">256</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">):</span>
+</span><span id="TypeAnnotator.annotate-257"><a href="#TypeAnnotator.annotate-257"><span class="linenos">257</span></a>                            <span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
+</span><span id="TypeAnnotator.annotate-258"><a href="#TypeAnnotator.annotate-258"><span class="linenos">258</span></a>                    <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator.annotate-259"><a href="#TypeAnnotator.annotate-259"><span class="linenos">259</span></a>                        <span class="n">values</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">expressions</span>
+</span><span id="TypeAnnotator.annotate-260"><a href="#TypeAnnotator.annotate-260"><span class="linenos">260</span></a>
+</span><span id="TypeAnnotator.annotate-261"><a href="#TypeAnnotator.annotate-261"><span class="linenos">261</span></a>                    <span class="k">if</span> <span class="ow">not</span> <span class="n">values</span><span class="p">:</span>
+</span><span id="TypeAnnotator.annotate-262"><a href="#TypeAnnotator.annotate-262"><span class="linenos">262</span></a>                        <span class="k">continue</span>
+</span><span id="TypeAnnotator.annotate-263"><a href="#TypeAnnotator.annotate-263"><span class="linenos">263</span></a>
+</span><span id="TypeAnnotator.annotate-264"><a href="#TypeAnnotator.annotate-264"><span class="linenos">264</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="TypeAnnotator.annotate-265"><a href="#TypeAnnotator.annotate-265"><span class="linenos">265</span></a>                        <span class="n">alias</span><span class="p">:</span> <span class="n">column</span>
+</span><span id="TypeAnnotator.annotate-266"><a href="#TypeAnnotator.annotate-266"><span class="linenos">266</span></a>                        <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">column</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span>
+</span><span id="TypeAnnotator.annotate-267"><a href="#TypeAnnotator.annotate-267"><span class="linenos">267</span></a>                            <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
+</span><span id="TypeAnnotator.annotate-268"><a href="#TypeAnnotator.annotate-268"><span class="linenos">268</span></a>                            <span class="n">values</span><span class="p">,</span>
+</span><span id="TypeAnnotator.annotate-269"><a href="#TypeAnnotator.annotate-269"><span class="linenos">269</span></a>                        <span class="p">)</span>
+</span><span id="TypeAnnotator.annotate-270"><a href="#TypeAnnotator.annotate-270"><span class="linenos">270</span></a>                    <span class="p">}</span>
+</span><span id="TypeAnnotator.annotate-271"><a href="#TypeAnnotator.annotate-271"><span class="linenos">271</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="TypeAnnotator.annotate-272"><a href="#TypeAnnotator.annotate-272"><span class="linenos">272</span></a>                    <span class="n">selects</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="TypeAnnotator.annotate-273"><a href="#TypeAnnotator.annotate-273"><span class="linenos">273</span></a>                        <span class="n">select</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">selects</span>
+</span><span id="TypeAnnotator.annotate-274"><a href="#TypeAnnotator.annotate-274"><span class="linenos">274</span></a>                    <span class="p">}</span>
+</span><span id="TypeAnnotator.annotate-275"><a href="#TypeAnnotator.annotate-275"><span class="linenos">275</span></a>
+</span><span id="TypeAnnotator.annotate-276"><a href="#TypeAnnotator.annotate-276"><span class="linenos">276</span></a>            <span class="c1"># First annotate the current scope&#39;s column references</span>
+</span><span id="TypeAnnotator.annotate-277"><a href="#TypeAnnotator.annotate-277"><span class="linenos">277</span></a>            <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
+</span><span id="TypeAnnotator.annotate-278"><a href="#TypeAnnotator.annotate-278"><span class="linenos">278</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">:</span>
+</span><span id="TypeAnnotator.annotate-279"><a href="#TypeAnnotator.annotate-279"><span class="linenos">279</span></a>                    <span class="k">continue</span>
 </span><span id="TypeAnnotator.annotate-280"><a href="#TypeAnnotator.annotate-280"><span class="linenos">280</span></a>
-</span><span id="TypeAnnotator.annotate-281"><a href="#TypeAnnotator.annotate-281"><span class="linenos">281</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>  <span class="c1"># This takes care of non-traversable expressions</span>
+</span><span id="TypeAnnotator.annotate-281"><a href="#TypeAnnotator.annotate-281"><span class="linenos">281</span></a>                <span class="n">source</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">)</span>
+</span><span id="TypeAnnotator.annotate-282"><a href="#TypeAnnotator.annotate-282"><span class="linenos">282</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="TypeAnnotator.annotate-283"><a href="#TypeAnnotator.annotate-283"><span class="linenos">283</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">schema</span><span class="o">.</span><span class="n">get_column_type</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">col</span><span class="p">)</span>
+</span><span id="TypeAnnotator.annotate-284"><a href="#TypeAnnotator.annotate-284"><span class="linenos">284</span></a>                <span class="k">elif</span> <span class="n">source</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">selects</span> <span class="ow">and</span> <span class="n">col</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">]:</span>
+</span><span id="TypeAnnotator.annotate-285"><a href="#TypeAnnotator.annotate-285"><span class="linenos">285</span></a>                    <span class="n">col</span><span class="o">.</span><span class="n">type</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="n">col</span><span class="o">.</span><span class="n">table</span><span class="p">][</span><span class="n">col</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">type</span>
+</span><span id="TypeAnnotator.annotate-286"><a href="#TypeAnnotator.annotate-286"><span class="linenos">286</span></a>
+</span><span id="TypeAnnotator.annotate-287"><a href="#TypeAnnotator.annotate-287"><span class="linenos">287</span></a>            <span class="c1"># Then (possibly) annotate the remaining expressions in the scope</span>
+</span><span id="TypeAnnotator.annotate-288"><a href="#TypeAnnotator.annotate-288"><span class="linenos">288</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="TypeAnnotator.annotate-289"><a href="#TypeAnnotator.annotate-289"><span class="linenos">289</span></a>
+</span><span id="TypeAnnotator.annotate-290"><a href="#TypeAnnotator.annotate-290"><span class="linenos">290</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_maybe_annotate</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>  <span class="c1"># This takes care of non-traversable expressions</span>
 </span></pre></div>
 
 
diff --git a/docs/sqlglot/optimizer/eliminate_subqueries.html b/docs/sqlglot/optimizer/eliminate_subqueries.html
index ede02fe..782b0fb 100644
--- a/docs/sqlglot/optimizer/eliminate_subqueries.html
+++ b/docs/sqlglot/optimizer/eliminate_subqueries.html
@@ -200,65 +200,66 @@
 </span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a>    <span class="k">if</span> <span class="n">scope</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">pivots</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
 </span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>        <span class="k">return</span> <span class="kc">None</span>
 </span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>
-</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>    <span class="n">name</span><span class="p">,</span> <span class="n">cte</span> <span class="o">=</span> <span class="n">_new_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">)</span>
-</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>
-</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>    <span class="n">table</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">table_</span><span class="p">(</span><span class="n">name</span><span class="p">),</span> <span class="n">alias</span><span class="o">=</span><span class="n">parent</span><span class="o">.</span><span class="n">alias</span> <span class="ow">or</span> <span class="n">name</span><span class="p">)</span>
-</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>    <span class="n">table</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="n">parent</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">))</span>
+</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>    <span class="c1"># Get rid of redundant exp.Subquery expressions, i.e. those that are just used as wrappers</span>
+</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>    <span class="n">to_replace</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">unwrap</span><span class="p">()</span>
+</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>    <span class="n">name</span><span class="p">,</span> <span class="n">cte</span> <span class="o">=</span> <span class="n">_new_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">)</span>
+</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>    <span class="n">table</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">table_</span><span class="p">(</span><span class="n">name</span><span class="p">),</span> <span class="n">alias</span><span class="o">=</span><span class="n">to_replace</span><span class="o">.</span><span class="n">alias</span> <span class="ow">or</span> <span class="n">name</span><span class="p">)</span>
+</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>    <span class="n">table</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="n">to_replace</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">))</span>
 </span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a>
-</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a>    <span class="n">parent</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">table</span><span class="p">)</span>
-</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>    <span class="k">return</span> <span class="n">cte</span>
-</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a>
+</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a>    <span class="n">to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">table</span><span class="p">)</span>
+</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>
+</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a>    <span class="k">return</span> <span class="n">cte</span>
 </span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a>
-</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a><span class="k">def</span> <span class="nf">_eliminate_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">):</span>
-</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>    <span class="n">name</span><span class="p">,</span> <span class="n">cte</span> <span class="o">=</span> <span class="n">_new_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">)</span>
-</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>
-</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>    <span class="n">with_</span> <span class="o">=</span> <span class="n">parent</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>    <span class="n">parent</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
-</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="n">with_</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
-</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>        <span class="n">with_</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
-</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>
-</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>    <span class="c1"># Rename references to this CTE</span>
-</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>    <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
-</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>        <span class="k">for</span> <span class="n">table</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
-</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>            <span class="k">if</span> <span class="n">source</span> <span class="ow">is</span> <span class="n">scope</span><span class="p">:</span>
-</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>                <span class="n">new_table</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">table_</span><span class="p">(</span><span class="n">name</span><span class="p">),</span> <span class="n">alias</span><span class="o">=</span><span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>                <span class="n">table</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new_table</span><span class="p">)</span>
-</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>
-</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>    <span class="k">return</span> <span class="n">cte</span>
-</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>
+</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a>
+</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a><span class="k">def</span> <span class="nf">_eliminate_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">):</span>
+</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
+</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>    <span class="n">name</span><span class="p">,</span> <span class="n">cte</span> <span class="o">=</span> <span class="n">_new_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">)</span>
+</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>
+</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>    <span class="n">with_</span> <span class="o">=</span> <span class="n">parent</span><span class="o">.</span><span class="n">parent</span>
+</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>    <span class="n">parent</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
+</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="n">with_</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
+</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>        <span class="n">with_</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
+</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>
+</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>    <span class="c1"># Rename references to this CTE</span>
+</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>    <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
+</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>        <span class="k">for</span> <span class="n">table</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
+</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>            <span class="k">if</span> <span class="n">source</span> <span class="ow">is</span> <span class="n">scope</span><span class="p">:</span>
+</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>                <span class="n">new_table</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">table_</span><span class="p">(</span><span class="n">name</span><span class="p">),</span> <span class="n">alias</span><span class="o">=</span><span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>                <span class="n">table</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new_table</span><span class="p">)</span>
+</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>
+</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>    <span class="k">return</span> <span class="n">cte</span>
 </span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>
-</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a><span class="k">def</span> <span class="nf">_new_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">):</span>
-</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a><span class="sd">    Returns:</span>
-</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a><span class="sd">        tuple of (name, cte)</span>
-</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a><span class="sd">        where `name` is a new name for this CTE in the root scope and `cte` is a new CTE instance.</span>
-</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a><span class="sd">        If this CTE duplicates an existing CTE, `cte` will be None.</span>
-</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>    <span class="n">duplicate_cte_alias</span> <span class="o">=</span> <span class="n">existing_ctes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>    <span class="n">name</span> <span class="o">=</span> <span class="n">parent</span><span class="o">.</span><span class="n">alias</span>
-</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>
-</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="n">name</span><span class="p">:</span>
-</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a>        <span class="n">name</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken</span><span class="o">=</span><span class="n">taken</span><span class="p">,</span> <span class="n">base</span><span class="o">=</span><span class="s2">&quot;cte&quot;</span><span class="p">)</span>
-</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a>
-</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>    <span class="k">if</span> <span class="n">duplicate_cte_alias</span><span class="p">:</span>
-</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a>        <span class="n">name</span> <span class="o">=</span> <span class="n">duplicate_cte_alias</span>
-</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>    <span class="k">elif</span> <span class="n">taken</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">name</span><span class="p">):</span>
-</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>        <span class="n">name</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken</span><span class="o">=</span><span class="n">taken</span><span class="p">,</span> <span class="n">base</span><span class="o">=</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>
-</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>    <span class="n">taken</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">scope</span>
-</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a>
-</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="n">duplicate_cte_alias</span><span class="p">:</span>
-</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a>        <span class="n">existing_ctes</span><span class="p">[</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">]</span> <span class="o">=</span> <span class="n">name</span>
-</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a>        <span class="n">cte</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">CTE</span><span class="p">(</span>
-</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>            <span class="n">this</span><span class="o">=</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span>
-</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>            <span class="n">alias</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TableAlias</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">name</span><span class="p">)),</span>
-</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>        <span class="p">)</span>
-</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>    <span class="k">else</span><span class="p">:</span>
-</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>        <span class="n">cte</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>    <span class="k">return</span> <span class="n">name</span><span class="p">,</span> <span class="n">cte</span>
+</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>
+</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a><span class="k">def</span> <span class="nf">_new_cte</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">existing_ctes</span><span class="p">,</span> <span class="n">taken</span><span class="p">):</span>
+</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a><span class="sd">    Returns:</span>
+</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a><span class="sd">        tuple of (name, cte)</span>
+</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a><span class="sd">        where `name` is a new name for this CTE in the root scope and `cte` is a new CTE instance.</span>
+</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a><span class="sd">        If this CTE duplicates an existing CTE, `cte` will be None.</span>
+</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>    <span class="n">duplicate_cte_alias</span> <span class="o">=</span> <span class="n">existing_ctes</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
+</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>    <span class="n">name</span> <span class="o">=</span> <span class="n">parent</span><span class="o">.</span><span class="n">alias</span>
+</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>
+</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="n">name</span><span class="p">:</span>
+</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a>        <span class="n">name</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken</span><span class="o">=</span><span class="n">taken</span><span class="p">,</span> <span class="n">base</span><span class="o">=</span><span class="s2">&quot;cte&quot;</span><span class="p">)</span>
+</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>
+</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a>    <span class="k">if</span> <span class="n">duplicate_cte_alias</span><span class="p">:</span>
+</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>        <span class="n">name</span> <span class="o">=</span> <span class="n">duplicate_cte_alias</span>
+</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>    <span class="k">elif</span> <span class="n">taken</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">name</span><span class="p">):</span>
+</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>        <span class="n">name</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken</span><span class="o">=</span><span class="n">taken</span><span class="p">,</span> <span class="n">base</span><span class="o">=</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>
+</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a>    <span class="n">taken</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">scope</span>
+</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>
+</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="n">duplicate_cte_alias</span><span class="p">:</span>
+</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a>        <span class="n">existing_ctes</span><span class="p">[</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">]</span> <span class="o">=</span> <span class="n">name</span>
+</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>        <span class="n">cte</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">CTE</span><span class="p">(</span>
+</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>            <span class="n">this</span><span class="o">=</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span>
+</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>            <span class="n">alias</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TableAlias</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">name</span><span class="p">)),</span>
+</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>        <span class="p">)</span>
+</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>        <span class="n">cte</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a>    <span class="k">return</span> <span class="n">name</span><span class="p">,</span> <span class="n">cte</span>
 </span></pre></div>
 
 
diff --git a/docs/sqlglot/optimizer/merge_subqueries.html b/docs/sqlglot/optimizer/merge_subqueries.html
index 770bbdc..cd58008 100644
--- a/docs/sqlglot/optimizer/merge_subqueries.html
+++ b/docs/sqlglot/optimizer/merge_subqueries.html
@@ -568,7 +568,7 @@ queries if it would result in multiple table selects in a single query:</p>
                     <div class="attr variable">
             <span class="name">UNMERGABLE_ARGS</span>        =
 <input id="UNMERGABLE_ARGS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
-            <label class="view-value-button pdoc-button" for="UNMERGABLE_ARGS-view-value"></label><span class="default_value">{&#39;sample&#39;, &#39;distribute&#39;, &#39;group&#39;, &#39;into&#39;, &#39;kind&#39;, &#39;settings&#39;, &#39;format&#39;, &#39;offset&#39;, &#39;windows&#39;, &#39;pivots&#39;, &#39;qualify&#39;, &#39;having&#39;, &#39;distinct&#39;, &#39;with&#39;, &#39;limit&#39;, &#39;locks&#39;, &#39;laterals&#39;, &#39;cluster&#39;, &#39;sort&#39;, &#39;match&#39;}</span>
+            <label class="view-value-button pdoc-button" for="UNMERGABLE_ARGS-view-value"></label><span class="default_value">{&#39;kind&#39;, &#39;format&#39;, &#39;having&#39;, &#39;locks&#39;, &#39;distinct&#39;, &#39;distribute&#39;, &#39;with&#39;, &#39;offset&#39;, &#39;settings&#39;, &#39;sample&#39;, &#39;cluster&#39;, &#39;sort&#39;, &#39;group&#39;, &#39;into&#39;, &#39;connect&#39;, &#39;pivots&#39;, &#39;match&#39;, &#39;limit&#39;, &#39;windows&#39;, &#39;qualify&#39;, &#39;laterals&#39;}</span>
 
         
     </div>
diff --git a/docs/sqlglot/optimizer/optimize_joins.html b/docs/sqlglot/optimizer/optimize_joins.html
index d0cb65a..572913d 100644
--- a/docs/sqlglot/optimizer/optimize_joins.html
+++ b/docs/sqlglot/optimizer/optimize_joins.html
@@ -142,14 +142,19 @@
 </span><span id="L-72"><a href="#L-72"><span class="linenos">72</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="nb">any</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">k</span><span class="p">)</span> <span class="k">for</span> <span class="n">k</span> <span class="ow">in</span> <span class="n">JOIN_ATTRS</span><span class="p">):</span>
 </span><span id="L-73"><a href="#L-73"><span class="linenos">73</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
 </span><span id="L-74"><a href="#L-74"><span class="linenos">74</span></a>
-</span><span id="L-75"><a href="#L-75"><span class="linenos">75</span></a>        <span class="k">if</span> <span class="n">join</span><span class="o">.</span><span class="n">kind</span> <span class="o">!=</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">:</span>
-</span><span id="L-76"><a href="#L-76"><span class="linenos">76</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="L-77"><a href="#L-77"><span class="linenos">77</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-78"><a href="#L-78"><span class="linenos">78</span></a>
+</span><span id="L-75"><a href="#L-75"><span class="linenos">75</span></a>        <span class="k">if</span> <span class="n">join</span><span class="o">.</span><span class="n">kind</span> <span class="o">==</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">:</span>
+</span><span id="L-76"><a href="#L-76"><span class="linenos">76</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-77"><a href="#L-77"><span class="linenos">77</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-78"><a href="#L-78"><span class="linenos">78</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
 </span><span id="L-79"><a href="#L-79"><span class="linenos">79</span></a>
-</span><span id="L-80"><a href="#L-80"><span class="linenos">80</span></a><span class="k">def</span> <span class="nf">other_table_names</span><span class="p">(</span><span class="n">join</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
-</span><span id="L-81"><a href="#L-81"><span class="linenos">81</span></a>    <span class="n">on</span> <span class="o">=</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span>
-</span><span id="L-82"><a href="#L-82"><span class="linenos">82</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">on</span><span class="p">,</span> <span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">)</span> <span class="k">if</span> <span class="n">on</span> <span class="k">else</span> <span class="nb">set</span><span class="p">()</span>
+</span><span id="L-80"><a href="#L-80"><span class="linenos">80</span></a>            <span class="k">if</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">):</span>
+</span><span id="L-81"><a href="#L-81"><span class="linenos">81</span></a>                <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
+</span><span id="L-82"><a href="#L-82"><span class="linenos">82</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-83"><a href="#L-83"><span class="linenos">83</span></a>
+</span><span id="L-84"><a href="#L-84"><span class="linenos">84</span></a>
+</span><span id="L-85"><a href="#L-85"><span class="linenos">85</span></a><span class="k">def</span> <span class="nf">other_table_names</span><span class="p">(</span><span class="n">join</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
+</span><span id="L-86"><a href="#L-86"><span class="linenos">86</span></a>    <span class="n">on</span> <span class="o">=</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span>
+</span><span id="L-87"><a href="#L-87"><span class="linenos">87</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">on</span><span class="p">,</span> <span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">)</span> <span class="k">if</span> <span class="n">on</span> <span class="k">else</span> <span class="nb">set</span><span class="p">()</span>
 </span></pre></div>
 
 
@@ -286,9 +291,14 @@
 </span><span id="normalize-73"><a href="#normalize-73"><span class="linenos">73</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="nb">any</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">k</span><span class="p">)</span> <span class="k">for</span> <span class="n">k</span> <span class="ow">in</span> <span class="n">JOIN_ATTRS</span><span class="p">):</span>
 </span><span id="normalize-74"><a href="#normalize-74"><span class="linenos">74</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
 </span><span id="normalize-75"><a href="#normalize-75"><span class="linenos">75</span></a>
-</span><span id="normalize-76"><a href="#normalize-76"><span class="linenos">76</span></a>        <span class="k">if</span> <span class="n">join</span><span class="o">.</span><span class="n">kind</span> <span class="o">!=</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">:</span>
-</span><span id="normalize-77"><a href="#normalize-77"><span class="linenos">77</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="normalize-78"><a href="#normalize-78"><span class="linenos">78</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="normalize-76"><a href="#normalize-76"><span class="linenos">76</span></a>        <span class="k">if</span> <span class="n">join</span><span class="o">.</span><span class="n">kind</span> <span class="o">==</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">:</span>
+</span><span id="normalize-77"><a href="#normalize-77"><span class="linenos">77</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="normalize-78"><a href="#normalize-78"><span class="linenos">78</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="normalize-79"><a href="#normalize-79"><span class="linenos">79</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="normalize-80"><a href="#normalize-80"><span class="linenos">80</span></a>
+</span><span id="normalize-81"><a href="#normalize-81"><span class="linenos">81</span></a>            <span class="k">if</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">):</span>
+</span><span id="normalize-82"><a href="#normalize-82"><span class="linenos">82</span></a>                <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
+</span><span id="normalize-83"><a href="#normalize-83"><span class="linenos">83</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -308,9 +318,9 @@
 
     </div>
     <a class="headerlink" href="#other_table_names"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="other_table_names-81"><a href="#other_table_names-81"><span class="linenos">81</span></a><span class="k">def</span> <span class="nf">other_table_names</span><span class="p">(</span><span class="n">join</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
-</span><span id="other_table_names-82"><a href="#other_table_names-82"><span class="linenos">82</span></a>    <span class="n">on</span> <span class="o">=</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span>
-</span><span id="other_table_names-83"><a href="#other_table_names-83"><span class="linenos">83</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">on</span><span class="p">,</span> <span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">)</span> <span class="k">if</span> <span class="n">on</span> <span class="k">else</span> <span class="nb">set</span><span class="p">()</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="other_table_names-86"><a href="#other_table_names-86"><span class="linenos">86</span></a><span class="k">def</span> <span class="nf">other_table_names</span><span class="p">(</span><span class="n">join</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Set</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
+</span><span id="other_table_names-87"><a href="#other_table_names-87"><span class="linenos">87</span></a>    <span class="n">on</span> <span class="o">=</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span>
+</span><span id="other_table_names-88"><a href="#other_table_names-88"><span class="linenos">88</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">on</span><span class="p">,</span> <span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">)</span> <span class="k">if</span> <span class="n">on</span> <span class="k">else</span> <span class="nb">set</span><span class="p">()</span>
 </span></pre></div>
 
 
diff --git a/docs/sqlglot/optimizer/optimizer.html b/docs/sqlglot/optimizer/optimizer.html
index 9e64a9f..afdd233 100644
--- a/docs/sqlglot/optimizer/optimizer.html
+++ b/docs/sqlglot/optimizer/optimizer.html
@@ -175,7 +175,7 @@
 <div class="attr function">
             
         <span class="def">def</span>
-        <span class="name">optimize</span><span class="signature pdoc-code multiline">(<span class="param">	<span class="n">expression</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span>,</span><span class="param">	<span class="n">schema</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">dict</span><span class="p">,</span> <span class="n"><a href="../schema.html#Schema">sqlglot.schema.Schema</a></span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">db</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">catalog</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">dialect</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n"><a href="../dialects/dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></span><span class="p">,</span> <span class="n">Type</span><span class="p">[</span><span class="n"><a href="../dialects/dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></span><span class="p">],</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">rules</span><span class="p">:</span> <span class="n">Sequence</span><span class="p">[</span><span class="n">Callable</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="o">&lt;</span><span class="n">function</span> <span class="n">qualify</span> <span class="n">at</span> <span class="mh">0x7f8dfae5c4c0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">pushdown_projections</span> <span class="n">at</span> <span class="mh">0x7f8dfb08f640</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">normalize</span> <span class="n">at</span> <span class="mh">0x7f8dfb08c0d0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">unnest_subqueries</span> <span class="n">at</span> <span class="mh">0x7f8dfae5c820</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">pushdown_predicates</span> <span class="n">at</span> <span class="mh">0x7f8dfb08eef0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">optimize_joins</span> <span class="n">at</span> <span class="mh">0x7f8dfb08eb90</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">eliminate_subqueries</span> <span class="n">at</span> <span class="mh">0x7f8dfb08dea0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">merge_subqueries</span> <span class="n">at</span> <span class="mh">0x7f8dfb08df30</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">eliminate_joins</span> <span class="n">at</span> <span class="mh">0x7f8dfb093e20</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">eliminate_ctes</span> <span class="n">at</span> <span class="mh">0x7f8dfb093d00</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">quote_identifiers</span> <span class="n">at</span> <span class="mh">0x7f8dfb08fe20</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">annotate_types</span> <span class="n">at</span> <span class="mh">0x7f8dfb023c70</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">canonicalize</span> <span class="n">at</span> <span class="mh">0x7f8dfb093760</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">simplify</span> <span class="n">at</span> <span class="mh">0x7f8dfb08c280</span><span class="o">&gt;</span><span class="p">)</span>,</span><span class="param">	<span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span>:</span></span>
+        <span class="name">optimize</span><span class="signature pdoc-code multiline">(<span class="param">	<span class="n">expression</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span>,</span><span class="param">	<span class="n">schema</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">dict</span><span class="p">,</span> <span class="n"><a href="../schema.html#Schema">sqlglot.schema.Schema</a></span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">db</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">catalog</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">dialect</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n"><a href="../dialects/dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></span><span class="p">,</span> <span class="n">Type</span><span class="p">[</span><span class="n"><a href="../dialects/dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></span><span class="p">],</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param">	<span class="n">rules</span><span class="p">:</span> <span class="n">Sequence</span><span class="p">[</span><span class="n">Callable</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="o">&lt;</span><span class="n">function</span> <span class="n">qualify</span> <span class="n">at</span> <span class="mh">0x7f21dc993e20</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">pushdown_projections</span> <span class="n">at</span> <span class="mh">0x7f21dc993010</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">normalize</span> <span class="n">at</span> <span class="mh">0x7f21dc96b910</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">unnest_subqueries</span> <span class="n">at</span> <span class="mh">0x7f21dc9d81f0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">pushdown_predicates</span> <span class="n">at</span> <span class="mh">0x7f21dc9928c0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">optimize_joins</span> <span class="n">at</span> <span class="mh">0x7f21dc992560</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">eliminate_subqueries</span> <span class="n">at</span> <span class="mh">0x7f21dc9917e0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">merge_subqueries</span> <span class="n">at</span> <span class="mh">0x7f21dc991870</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">eliminate_joins</span> <span class="n">at</span> <span class="mh">0x7f21dc96b7f0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">eliminate_ctes</span> <span class="n">at</span> <span class="mh">0x7f21dc96b6d0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">quote_identifiers</span> <span class="n">at</span> <span class="mh">0x7f21dc9937f0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">annotate_types</span> <span class="n">at</span> <span class="mh">0x7f21dcccf2e0</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">canonicalize</span> <span class="n">at</span> <span class="mh">0x7f21dc96b130</span><span class="o">&gt;</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">function</span> <span class="n">simplify</span> <span class="n">at</span> <span class="mh">0x7f21dc96bac0</span><span class="o">&gt;</span><span class="p">)</span>,</span><span class="param">	<span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span>:</span></span>
 
                 <label class="view-source-button" for="optimize-view-source"><span>View Source</span></label>
 
diff --git a/docs/sqlglot/optimizer/pushdown_predicates.html b/docs/sqlglot/optimizer/pushdown_predicates.html
index a428344..81c80c3 100644
--- a/docs/sqlglot/optimizer/pushdown_predicates.html
+++ b/docs/sqlglot/optimizer/pushdown_predicates.html
@@ -73,7 +73,7 @@
 
                         <div class="pdoc-code codehilite"><pre><span></span><span id="L-1"><a href="#L-1"><span class="linenos">  1</span></a><span class="kn">from</span> <span class="nn">sqlglot</span> <span class="kn">import</span> <span class="n">exp</span>
 </span><span id="L-2"><a href="#L-2"><span class="linenos">  2</span></a><span class="kn">from</span> <span class="nn">sqlglot.optimizer.normalize</span> <span class="kn">import</span> <span class="n">normalized</span>
-</span><span id="L-3"><a href="#L-3"><span class="linenos">  3</span></a><span class="kn">from</span> <span class="nn">sqlglot.optimizer.scope</span> <span class="kn">import</span> <span class="n">build_scope</span>
+</span><span id="L-3"><a href="#L-3"><span class="linenos">  3</span></a><span class="kn">from</span> <span class="nn">sqlglot.optimizer.scope</span> <span class="kn">import</span> <span class="n">build_scope</span><span class="p">,</span> <span class="n">find_in_scope</span>
 </span><span id="L-4"><a href="#L-4"><span class="linenos">  4</span></a><span class="kn">from</span> <span class="nn">sqlglot.optimizer.simplify</span> <span class="kn">import</span> <span class="n">simplify</span>
 </span><span id="L-5"><a href="#L-5"><span class="linenos">  5</span></a>
 </span><span id="L-6"><a href="#L-6"><span class="linenos">  6</span></a>
@@ -154,125 +154,133 @@
 </span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a>                <span class="k">break</span>
 </span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
 </span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a>                <span class="n">predicate</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
-</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a>
-</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a>
-</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a><span class="k">def</span> <span class="nf">pushdown_dnf</span><span class="p">(</span><span class="n">predicates</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
-</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a><span class="sd">    If the predicates are in DNF form, we can only push down conditions that are in all blocks.</span>
-</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a><span class="sd">    Additionally, we can&#39;t remove predicates from their original form.</span>
-</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a>    <span class="c1"># find all the tables that can be pushdown too</span>
-</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a>    <span class="c1"># these are tables that are referenced in all blocks of a DNF</span>
-</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a>    <span class="c1"># (a.x AND b.x) OR (a.y AND c.y)</span>
-</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a>    <span class="c1"># only table a can be push down</span>
-</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a>    <span class="n">pushdown_tables</span> <span class="o">=</span> <span class="nb">set</span><span class="p">()</span>
-</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a>
-</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a>    <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
-</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a>        <span class="n">a_tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
-</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>
-</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a>        <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
-</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a>            <span class="n">a_tables</span> <span class="o">&amp;=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
-</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a>
-</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a>        <span class="n">pushdown_tables</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">a_tables</span><span class="p">)</span>
-</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a>
-</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a>    <span class="n">conditions</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a>                <span class="n">inner_predicate</span> <span class="o">=</span> <span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">)</span>
+</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a>                <span class="k">if</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">):</span>
+</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">having</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a>
+</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a>
+</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a><span class="k">def</span> <span class="nf">pushdown_dnf</span><span class="p">(</span><span class="n">predicates</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
+</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a><span class="sd">    If the predicates are in DNF form, we can only push down conditions that are in all blocks.</span>
+</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a><span class="sd">    Additionally, we can&#39;t remove predicates from their original form.</span>
+</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a>    <span class="c1"># find all the tables that can be pushdown too</span>
+</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a>    <span class="c1"># these are tables that are referenced in all blocks of a DNF</span>
+</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a>    <span class="c1"># (a.x AND b.x) OR (a.y AND c.y)</span>
+</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a>    <span class="c1"># only table a can be push down</span>
+</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>    <span class="n">pushdown_tables</span> <span class="o">=</span> <span class="nb">set</span><span class="p">()</span>
+</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a>
+</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a>    <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
+</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a>        <span class="n">a_tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
+</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a>
+</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a>        <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
+</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a>            <span class="n">a_tables</span> <span class="o">&amp;=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
 </span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a>
-</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a>    <span class="c1"># for every pushdown table, find all related conditions in all predicates</span>
-</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a>    <span class="c1"># combine them with ORS</span>
-</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a>    <span class="c1"># (a.x AND and a.y AND b.x) OR (a.z AND c.y) -&gt; (a.x AND a.y) OR (a.z)</span>
-</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">pushdown_tables</span><span class="p">):</span>
-</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a>        <span class="k">for</span> <span class="n">predicate</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
-</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a>            <span class="n">nodes</span> <span class="o">=</span> <span class="n">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">)</span>
-</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a>
-</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a>            <span class="k">if</span> <span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">nodes</span><span class="p">:</span>
-</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a>                <span class="k">continue</span>
-</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a>
-</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a>            <span class="n">predicate_condition</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a>
-</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">predicate</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
-</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>                <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">table</span><span class="p">:</span>
-</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a>                    <span class="n">condition</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span>
-</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a>                    <span class="n">predicate_condition</span> <span class="o">=</span> <span class="p">(</span>
-</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a>                        <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span><span class="n">predicate_condition</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span>
-</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a>                        <span class="k">if</span> <span class="n">predicate_condition</span>
-</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>                        <span class="k">else</span> <span class="n">condition</span>
-</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a>                    <span class="p">)</span>
-</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a>
-</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a>            <span class="k">if</span> <span class="n">predicate_condition</span><span class="p">:</span>
-</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a>                <span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span>
-</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span><span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">],</span> <span class="n">predicate_condition</span><span class="p">)</span>
-</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a>                    <span class="k">if</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">conditions</span>
-</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a>                    <span class="k">else</span> <span class="n">predicate_condition</span>
-</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a>                <span class="p">)</span>
-</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a>
-</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a>        <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">nodes</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
-</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a>            <span class="k">if</span> <span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">conditions</span><span class="p">:</span>
-</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a>                <span class="k">continue</span>
+</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a>        <span class="n">pushdown_tables</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">a_tables</span><span class="p">)</span>
+</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a>
+</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a>    <span class="n">conditions</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a>
+</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a>    <span class="c1"># for every pushdown table, find all related conditions in all predicates</span>
+</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a>    <span class="c1"># combine them with ORS</span>
+</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a>    <span class="c1"># (a.x AND and a.y AND b.x) OR (a.z AND c.y) -&gt; (a.x AND a.y) OR (a.z)</span>
+</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">pushdown_tables</span><span class="p">):</span>
+</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a>        <span class="k">for</span> <span class="n">predicate</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
+</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a>            <span class="n">nodes</span> <span class="o">=</span> <span class="n">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">)</span>
+</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a>
+</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a>            <span class="k">if</span> <span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">nodes</span><span class="p">:</span>
+</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a>                <span class="k">continue</span>
+</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>
+</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a>            <span class="n">predicate_condition</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a>
+</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">predicate</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
+</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a>                <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">table</span><span class="p">:</span>
+</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>                    <span class="n">condition</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span>
+</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a>                    <span class="n">predicate_condition</span> <span class="o">=</span> <span class="p">(</span>
+</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a>                        <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span><span class="n">predicate_condition</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span>
+</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a>                        <span class="k">if</span> <span class="n">predicate_condition</span>
+</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a>                        <span class="k">else</span> <span class="n">condition</span>
+</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a>                    <span class="p">)</span>
+</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a>
+</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a>            <span class="k">if</span> <span class="n">predicate_condition</span><span class="p">:</span>
+</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a>                <span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span>
+</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span><span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">],</span> <span class="n">predicate_condition</span><span class="p">)</span>
+</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a>                    <span class="k">if</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">conditions</span>
+</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a>                    <span class="k">else</span> <span class="n">predicate_condition</span>
+</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a>                <span class="p">)</span>
 </span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a>
-</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a>            <span class="n">predicate</span> <span class="o">=</span> <span class="n">conditions</span><span class="p">[</span><span class="n">name</span><span class="p">]</span>
-</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a>
-</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
-</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">on</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>            <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
-</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>
-</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>
-</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a><span class="k">def</span> <span class="nf">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">sources</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
-</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>    <span class="n">nodes</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a>    <span class="n">tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">predicate</span><span class="p">)</span>
-</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a>    <span class="n">where_condition</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">predicate</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">),</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">)</span>
-</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>
-</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">tables</span><span class="p">):</span>
-</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a>        <span class="n">node</span><span class="p">,</span> <span class="n">source</span> <span class="o">=</span> <span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">table</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a>        <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">nodes</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
+</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a>            <span class="k">if</span> <span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">conditions</span><span class="p">:</span>
+</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a>                <span class="k">continue</span>
+</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>
+</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>            <span class="n">predicate</span> <span class="o">=</span> <span class="n">conditions</span><span class="p">[</span><span class="n">name</span><span class="p">]</span>
+</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>
+</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
+</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">on</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>            <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
+</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>                <span class="n">inner_predicate</span> <span class="o">=</span> <span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">)</span>
+</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a>                <span class="k">if</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">):</span>
+</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">having</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a>
 </span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a>
-</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a>        <span class="c1"># if the predicate is in a where statement we can try to push it down</span>
-</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>        <span class="c1"># we want to find the root join or from statement</span>
-</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">and</span> <span class="n">where_condition</span><span class="p">:</span>
-</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span>
+</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a><span class="k">def</span> <span class="nf">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">sources</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
+</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>    <span class="n">nodes</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>    <span class="n">tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">predicate</span><span class="p">)</span>
+</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>    <span class="n">where_condition</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">predicate</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">),</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">)</span>
 </span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>
-</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>        <span class="c1"># a node can reference a CTE which should be pushed down</span>
-</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>            <span class="n">with_</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;with&quot;</span><span class="p">)</span>
-</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>            <span class="k">if</span> <span class="n">with_</span> <span class="ow">and</span> <span class="n">with_</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
-</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>                <span class="k">return</span> <span class="p">{}</span>
-</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span>
-</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>
-</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
-</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>            <span class="k">if</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="o">!=</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">:</span>
-</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>                <span class="k">return</span> <span class="p">{}</span>
-</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>            <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
-</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">tables</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
-</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>            <span class="c1"># We can&#39;t push down window expressions</span>
-</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>            <span class="n">has_window_expression</span> <span class="o">=</span> <span class="nb">any</span><span class="p">(</span>
-</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a>                <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">selects</span> <span class="k">if</span> <span class="n">select</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
-</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a>            <span class="p">)</span>
-</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a>            <span class="c1"># we can&#39;t push down predicates to select statements if they are referenced in</span>
-</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a>            <span class="c1"># multiple places.</span>
-</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a>            <span class="k">if</span> <span class="p">(</span>
-</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a>                <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;group&quot;</span><span class="p">)</span>
-</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>                <span class="ow">and</span> <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">&lt;</span> <span class="mi">2</span>
-</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>                <span class="ow">and</span> <span class="ow">not</span> <span class="n">has_window_expression</span>
-</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>            <span class="p">):</span>
-</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>                <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
-</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>    <span class="k">return</span> <span class="n">nodes</span>
-</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a>
-</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a>
-</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a><span class="k">def</span> <span class="nf">replace_aliases</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">predicate</span><span class="p">):</span>
-</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a>    <span class="n">aliases</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>
-</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>    <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
-</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
-</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span>
-</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a>
-</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a>    <span class="k">def</span> <span class="nf">_replace_alias</span><span class="p">(</span><span class="n">column</span><span class="p">):</span>
-</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">column</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">aliases</span><span class="p">:</span>
-</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>            <span class="k">return</span> <span class="n">aliases</span><span class="p">[</span><span class="n">column</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
-</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>        <span class="k">return</span> <span class="n">column</span>
-</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>
-</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>    <span class="k">return</span> <span class="n">predicate</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span><span class="n">_replace_alias</span><span class="p">)</span>
+</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">tables</span><span class="p">):</span>
+</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>        <span class="n">node</span><span class="p">,</span> <span class="n">source</span> <span class="o">=</span> <span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">table</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>
+</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>        <span class="c1"># if the predicate is in a where statement we can try to push it down</span>
+</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>        <span class="c1"># we want to find the root join or from statement</span>
+</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">and</span> <span class="n">where_condition</span><span class="p">:</span>
+</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span>
+</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>
+</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>        <span class="c1"># a node can reference a CTE which should be pushed down</span>
+</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>            <span class="n">with_</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;with&quot;</span><span class="p">)</span>
+</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>            <span class="k">if</span> <span class="n">with_</span> <span class="ow">and</span> <span class="n">with_</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
+</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>                <span class="k">return</span> <span class="p">{}</span>
+</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span>
+</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a>
+</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
+</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a>            <span class="k">if</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="o">!=</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">:</span>
+</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a>                <span class="k">return</span> <span class="p">{}</span>
+</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a>            <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
+</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">tables</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
+</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>            <span class="c1"># We can&#39;t push down window expressions</span>
+</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>            <span class="n">has_window_expression</span> <span class="o">=</span> <span class="nb">any</span><span class="p">(</span>
+</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>                <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">selects</span> <span class="k">if</span> <span class="n">select</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
+</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>            <span class="p">)</span>
+</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>            <span class="c1"># we can&#39;t push down predicates to select statements if they are referenced in</span>
+</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a>            <span class="c1"># multiple places.</span>
+</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a>            <span class="k">if</span> <span class="p">(</span>
+</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>                <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;group&quot;</span><span class="p">)</span>
+</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a>                <span class="ow">and</span> <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">&lt;</span> <span class="mi">2</span>
+</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>                <span class="ow">and</span> <span class="ow">not</span> <span class="n">has_window_expression</span>
+</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>            <span class="p">):</span>
+</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>                <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
+</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>    <span class="k">return</span> <span class="n">nodes</span>
+</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a>
+</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>
+</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a><span class="k">def</span> <span class="nf">replace_aliases</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">predicate</span><span class="p">):</span>
+</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a>    <span class="n">aliases</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>
+</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>    <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
+</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
+</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span>
+</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a>
+</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a>    <span class="k">def</span> <span class="nf">_replace_alias</span><span class="p">(</span><span class="n">column</span><span class="p">):</span>
+</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">column</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">aliases</span><span class="p">:</span>
+</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a>            <span class="k">return</span> <span class="n">aliases</span><span class="p">[</span><span class="n">column</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
+</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>        <span class="k">return</span> <span class="n">column</span>
+</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>
+</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>    <span class="k">return</span> <span class="n">predicate</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span><span class="n">_replace_alias</span><span class="p">)</span>
 </span></pre></div>
 
 
@@ -422,7 +430,11 @@
 </span><span id="pushdown_cnf-82"><a href="#pushdown_cnf-82"><span class="linenos">82</span></a>                <span class="k">break</span>
 </span><span id="pushdown_cnf-83"><a href="#pushdown_cnf-83"><span class="linenos">83</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
 </span><span id="pushdown_cnf-84"><a href="#pushdown_cnf-84"><span class="linenos">84</span></a>                <span class="n">predicate</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
-</span><span id="pushdown_cnf-85"><a href="#pushdown_cnf-85"><span class="linenos">85</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="pushdown_cnf-85"><a href="#pushdown_cnf-85"><span class="linenos">85</span></a>                <span class="n">inner_predicate</span> <span class="o">=</span> <span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">)</span>
+</span><span id="pushdown_cnf-86"><a href="#pushdown_cnf-86"><span class="linenos">86</span></a>                <span class="k">if</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">):</span>
+</span><span id="pushdown_cnf-87"><a href="#pushdown_cnf-87"><span class="linenos">87</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">having</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="pushdown_cnf-88"><a href="#pushdown_cnf-88"><span class="linenos">88</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="pushdown_cnf-89"><a href="#pushdown_cnf-89"><span class="linenos">89</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
 </span></pre></div>
 
 
@@ -442,65 +454,69 @@
 
     </div>
     <a class="headerlink" href="#pushdown_dnf"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="pushdown_dnf-88"><a href="#pushdown_dnf-88"><span class="linenos"> 88</span></a><span class="k">def</span> <span class="nf">pushdown_dnf</span><span class="p">(</span><span class="n">predicates</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
-</span><span id="pushdown_dnf-89"><a href="#pushdown_dnf-89"><span class="linenos"> 89</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="pushdown_dnf-90"><a href="#pushdown_dnf-90"><span class="linenos"> 90</span></a><span class="sd">    If the predicates are in DNF form, we can only push down conditions that are in all blocks.</span>
-</span><span id="pushdown_dnf-91"><a href="#pushdown_dnf-91"><span class="linenos"> 91</span></a><span class="sd">    Additionally, we can&#39;t remove predicates from their original form.</span>
-</span><span id="pushdown_dnf-92"><a href="#pushdown_dnf-92"><span class="linenos"> 92</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="pushdown_dnf-93"><a href="#pushdown_dnf-93"><span class="linenos"> 93</span></a>    <span class="c1"># find all the tables that can be pushdown too</span>
-</span><span id="pushdown_dnf-94"><a href="#pushdown_dnf-94"><span class="linenos"> 94</span></a>    <span class="c1"># these are tables that are referenced in all blocks of a DNF</span>
-</span><span id="pushdown_dnf-95"><a href="#pushdown_dnf-95"><span class="linenos"> 95</span></a>    <span class="c1"># (a.x AND b.x) OR (a.y AND c.y)</span>
-</span><span id="pushdown_dnf-96"><a href="#pushdown_dnf-96"><span class="linenos"> 96</span></a>    <span class="c1"># only table a can be push down</span>
-</span><span id="pushdown_dnf-97"><a href="#pushdown_dnf-97"><span class="linenos"> 97</span></a>    <span class="n">pushdown_tables</span> <span class="o">=</span> <span class="nb">set</span><span class="p">()</span>
-</span><span id="pushdown_dnf-98"><a href="#pushdown_dnf-98"><span class="linenos"> 98</span></a>
-</span><span id="pushdown_dnf-99"><a href="#pushdown_dnf-99"><span class="linenos"> 99</span></a>    <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
-</span><span id="pushdown_dnf-100"><a href="#pushdown_dnf-100"><span class="linenos">100</span></a>        <span class="n">a_tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
-</span><span id="pushdown_dnf-101"><a href="#pushdown_dnf-101"><span class="linenos">101</span></a>
-</span><span id="pushdown_dnf-102"><a href="#pushdown_dnf-102"><span class="linenos">102</span></a>        <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
-</span><span id="pushdown_dnf-103"><a href="#pushdown_dnf-103"><span class="linenos">103</span></a>            <span class="n">a_tables</span> <span class="o">&amp;=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
-</span><span id="pushdown_dnf-104"><a href="#pushdown_dnf-104"><span class="linenos">104</span></a>
-</span><span id="pushdown_dnf-105"><a href="#pushdown_dnf-105"><span class="linenos">105</span></a>        <span class="n">pushdown_tables</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">a_tables</span><span class="p">)</span>
-</span><span id="pushdown_dnf-106"><a href="#pushdown_dnf-106"><span class="linenos">106</span></a>
-</span><span id="pushdown_dnf-107"><a href="#pushdown_dnf-107"><span class="linenos">107</span></a>    <span class="n">conditions</span> <span class="o">=</span> <span class="p">{}</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="pushdown_dnf-92"><a href="#pushdown_dnf-92"><span class="linenos"> 92</span></a><span class="k">def</span> <span class="nf">pushdown_dnf</span><span class="p">(</span><span class="n">predicates</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
+</span><span id="pushdown_dnf-93"><a href="#pushdown_dnf-93"><span class="linenos"> 93</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="pushdown_dnf-94"><a href="#pushdown_dnf-94"><span class="linenos"> 94</span></a><span class="sd">    If the predicates are in DNF form, we can only push down conditions that are in all blocks.</span>
+</span><span id="pushdown_dnf-95"><a href="#pushdown_dnf-95"><span class="linenos"> 95</span></a><span class="sd">    Additionally, we can&#39;t remove predicates from their original form.</span>
+</span><span id="pushdown_dnf-96"><a href="#pushdown_dnf-96"><span class="linenos"> 96</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="pushdown_dnf-97"><a href="#pushdown_dnf-97"><span class="linenos"> 97</span></a>    <span class="c1"># find all the tables that can be pushdown too</span>
+</span><span id="pushdown_dnf-98"><a href="#pushdown_dnf-98"><span class="linenos"> 98</span></a>    <span class="c1"># these are tables that are referenced in all blocks of a DNF</span>
+</span><span id="pushdown_dnf-99"><a href="#pushdown_dnf-99"><span class="linenos"> 99</span></a>    <span class="c1"># (a.x AND b.x) OR (a.y AND c.y)</span>
+</span><span id="pushdown_dnf-100"><a href="#pushdown_dnf-100"><span class="linenos">100</span></a>    <span class="c1"># only table a can be push down</span>
+</span><span id="pushdown_dnf-101"><a href="#pushdown_dnf-101"><span class="linenos">101</span></a>    <span class="n">pushdown_tables</span> <span class="o">=</span> <span class="nb">set</span><span class="p">()</span>
+</span><span id="pushdown_dnf-102"><a href="#pushdown_dnf-102"><span class="linenos">102</span></a>
+</span><span id="pushdown_dnf-103"><a href="#pushdown_dnf-103"><span class="linenos">103</span></a>    <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
+</span><span id="pushdown_dnf-104"><a href="#pushdown_dnf-104"><span class="linenos">104</span></a>        <span class="n">a_tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
+</span><span id="pushdown_dnf-105"><a href="#pushdown_dnf-105"><span class="linenos">105</span></a>
+</span><span id="pushdown_dnf-106"><a href="#pushdown_dnf-106"><span class="linenos">106</span></a>        <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
+</span><span id="pushdown_dnf-107"><a href="#pushdown_dnf-107"><span class="linenos">107</span></a>            <span class="n">a_tables</span> <span class="o">&amp;=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
 </span><span id="pushdown_dnf-108"><a href="#pushdown_dnf-108"><span class="linenos">108</span></a>
-</span><span id="pushdown_dnf-109"><a href="#pushdown_dnf-109"><span class="linenos">109</span></a>    <span class="c1"># for every pushdown table, find all related conditions in all predicates</span>
-</span><span id="pushdown_dnf-110"><a href="#pushdown_dnf-110"><span class="linenos">110</span></a>    <span class="c1"># combine them with ORS</span>
-</span><span id="pushdown_dnf-111"><a href="#pushdown_dnf-111"><span class="linenos">111</span></a>    <span class="c1"># (a.x AND and a.y AND b.x) OR (a.z AND c.y) -&gt; (a.x AND a.y) OR (a.z)</span>
-</span><span id="pushdown_dnf-112"><a href="#pushdown_dnf-112"><span class="linenos">112</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">pushdown_tables</span><span class="p">):</span>
-</span><span id="pushdown_dnf-113"><a href="#pushdown_dnf-113"><span class="linenos">113</span></a>        <span class="k">for</span> <span class="n">predicate</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
-</span><span id="pushdown_dnf-114"><a href="#pushdown_dnf-114"><span class="linenos">114</span></a>            <span class="n">nodes</span> <span class="o">=</span> <span class="n">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">)</span>
-</span><span id="pushdown_dnf-115"><a href="#pushdown_dnf-115"><span class="linenos">115</span></a>
-</span><span id="pushdown_dnf-116"><a href="#pushdown_dnf-116"><span class="linenos">116</span></a>            <span class="k">if</span> <span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">nodes</span><span class="p">:</span>
-</span><span id="pushdown_dnf-117"><a href="#pushdown_dnf-117"><span class="linenos">117</span></a>                <span class="k">continue</span>
-</span><span id="pushdown_dnf-118"><a href="#pushdown_dnf-118"><span class="linenos">118</span></a>
-</span><span id="pushdown_dnf-119"><a href="#pushdown_dnf-119"><span class="linenos">119</span></a>            <span class="n">predicate_condition</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="pushdown_dnf-120"><a href="#pushdown_dnf-120"><span class="linenos">120</span></a>
-</span><span id="pushdown_dnf-121"><a href="#pushdown_dnf-121"><span class="linenos">121</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">predicate</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
-</span><span id="pushdown_dnf-122"><a href="#pushdown_dnf-122"><span class="linenos">122</span></a>                <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">table</span><span class="p">:</span>
-</span><span id="pushdown_dnf-123"><a href="#pushdown_dnf-123"><span class="linenos">123</span></a>                    <span class="n">condition</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span>
-</span><span id="pushdown_dnf-124"><a href="#pushdown_dnf-124"><span class="linenos">124</span></a>                    <span class="n">predicate_condition</span> <span class="o">=</span> <span class="p">(</span>
-</span><span id="pushdown_dnf-125"><a href="#pushdown_dnf-125"><span class="linenos">125</span></a>                        <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span><span class="n">predicate_condition</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span>
-</span><span id="pushdown_dnf-126"><a href="#pushdown_dnf-126"><span class="linenos">126</span></a>                        <span class="k">if</span> <span class="n">predicate_condition</span>
-</span><span id="pushdown_dnf-127"><a href="#pushdown_dnf-127"><span class="linenos">127</span></a>                        <span class="k">else</span> <span class="n">condition</span>
-</span><span id="pushdown_dnf-128"><a href="#pushdown_dnf-128"><span class="linenos">128</span></a>                    <span class="p">)</span>
-</span><span id="pushdown_dnf-129"><a href="#pushdown_dnf-129"><span class="linenos">129</span></a>
-</span><span id="pushdown_dnf-130"><a href="#pushdown_dnf-130"><span class="linenos">130</span></a>            <span class="k">if</span> <span class="n">predicate_condition</span><span class="p">:</span>
-</span><span id="pushdown_dnf-131"><a href="#pushdown_dnf-131"><span class="linenos">131</span></a>                <span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span>
-</span><span id="pushdown_dnf-132"><a href="#pushdown_dnf-132"><span class="linenos">132</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span><span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">],</span> <span class="n">predicate_condition</span><span class="p">)</span>
-</span><span id="pushdown_dnf-133"><a href="#pushdown_dnf-133"><span class="linenos">133</span></a>                    <span class="k">if</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">conditions</span>
-</span><span id="pushdown_dnf-134"><a href="#pushdown_dnf-134"><span class="linenos">134</span></a>                    <span class="k">else</span> <span class="n">predicate_condition</span>
-</span><span id="pushdown_dnf-135"><a href="#pushdown_dnf-135"><span class="linenos">135</span></a>                <span class="p">)</span>
-</span><span id="pushdown_dnf-136"><a href="#pushdown_dnf-136"><span class="linenos">136</span></a>
-</span><span id="pushdown_dnf-137"><a href="#pushdown_dnf-137"><span class="linenos">137</span></a>        <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">nodes</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
-</span><span id="pushdown_dnf-138"><a href="#pushdown_dnf-138"><span class="linenos">138</span></a>            <span class="k">if</span> <span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">conditions</span><span class="p">:</span>
-</span><span id="pushdown_dnf-139"><a href="#pushdown_dnf-139"><span class="linenos">139</span></a>                <span class="k">continue</span>
+</span><span id="pushdown_dnf-109"><a href="#pushdown_dnf-109"><span class="linenos">109</span></a>        <span class="n">pushdown_tables</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">a_tables</span><span class="p">)</span>
+</span><span id="pushdown_dnf-110"><a href="#pushdown_dnf-110"><span class="linenos">110</span></a>
+</span><span id="pushdown_dnf-111"><a href="#pushdown_dnf-111"><span class="linenos">111</span></a>    <span class="n">conditions</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="pushdown_dnf-112"><a href="#pushdown_dnf-112"><span class="linenos">112</span></a>
+</span><span id="pushdown_dnf-113"><a href="#pushdown_dnf-113"><span class="linenos">113</span></a>    <span class="c1"># for every pushdown table, find all related conditions in all predicates</span>
+</span><span id="pushdown_dnf-114"><a href="#pushdown_dnf-114"><span class="linenos">114</span></a>    <span class="c1"># combine them with ORS</span>
+</span><span id="pushdown_dnf-115"><a href="#pushdown_dnf-115"><span class="linenos">115</span></a>    <span class="c1"># (a.x AND and a.y AND b.x) OR (a.z AND c.y) -&gt; (a.x AND a.y) OR (a.z)</span>
+</span><span id="pushdown_dnf-116"><a href="#pushdown_dnf-116"><span class="linenos">116</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">pushdown_tables</span><span class="p">):</span>
+</span><span id="pushdown_dnf-117"><a href="#pushdown_dnf-117"><span class="linenos">117</span></a>        <span class="k">for</span> <span class="n">predicate</span> <span class="ow">in</span> <span class="n">predicates</span><span class="p">:</span>
+</span><span id="pushdown_dnf-118"><a href="#pushdown_dnf-118"><span class="linenos">118</span></a>            <span class="n">nodes</span> <span class="o">=</span> <span class="n">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">scope</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">)</span>
+</span><span id="pushdown_dnf-119"><a href="#pushdown_dnf-119"><span class="linenos">119</span></a>
+</span><span id="pushdown_dnf-120"><a href="#pushdown_dnf-120"><span class="linenos">120</span></a>            <span class="k">if</span> <span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">nodes</span><span class="p">:</span>
+</span><span id="pushdown_dnf-121"><a href="#pushdown_dnf-121"><span class="linenos">121</span></a>                <span class="k">continue</span>
+</span><span id="pushdown_dnf-122"><a href="#pushdown_dnf-122"><span class="linenos">122</span></a>
+</span><span id="pushdown_dnf-123"><a href="#pushdown_dnf-123"><span class="linenos">123</span></a>            <span class="n">predicate_condition</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="pushdown_dnf-124"><a href="#pushdown_dnf-124"><span class="linenos">124</span></a>
+</span><span id="pushdown_dnf-125"><a href="#pushdown_dnf-125"><span class="linenos">125</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">predicate</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
+</span><span id="pushdown_dnf-126"><a href="#pushdown_dnf-126"><span class="linenos">126</span></a>                <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">table</span><span class="p">:</span>
+</span><span id="pushdown_dnf-127"><a href="#pushdown_dnf-127"><span class="linenos">127</span></a>                    <span class="n">condition</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">)</span>
+</span><span id="pushdown_dnf-128"><a href="#pushdown_dnf-128"><span class="linenos">128</span></a>                    <span class="n">predicate_condition</span> <span class="o">=</span> <span class="p">(</span>
+</span><span id="pushdown_dnf-129"><a href="#pushdown_dnf-129"><span class="linenos">129</span></a>                        <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span><span class="n">predicate_condition</span><span class="p">,</span> <span class="n">condition</span><span class="p">)</span>
+</span><span id="pushdown_dnf-130"><a href="#pushdown_dnf-130"><span class="linenos">130</span></a>                        <span class="k">if</span> <span class="n">predicate_condition</span>
+</span><span id="pushdown_dnf-131"><a href="#pushdown_dnf-131"><span class="linenos">131</span></a>                        <span class="k">else</span> <span class="n">condition</span>
+</span><span id="pushdown_dnf-132"><a href="#pushdown_dnf-132"><span class="linenos">132</span></a>                    <span class="p">)</span>
+</span><span id="pushdown_dnf-133"><a href="#pushdown_dnf-133"><span class="linenos">133</span></a>
+</span><span id="pushdown_dnf-134"><a href="#pushdown_dnf-134"><span class="linenos">134</span></a>            <span class="k">if</span> <span class="n">predicate_condition</span><span class="p">:</span>
+</span><span id="pushdown_dnf-135"><a href="#pushdown_dnf-135"><span class="linenos">135</span></a>                <span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span>
+</span><span id="pushdown_dnf-136"><a href="#pushdown_dnf-136"><span class="linenos">136</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span><span class="n">conditions</span><span class="p">[</span><span class="n">table</span><span class="p">],</span> <span class="n">predicate_condition</span><span class="p">)</span>
+</span><span id="pushdown_dnf-137"><a href="#pushdown_dnf-137"><span class="linenos">137</span></a>                    <span class="k">if</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">conditions</span>
+</span><span id="pushdown_dnf-138"><a href="#pushdown_dnf-138"><span class="linenos">138</span></a>                    <span class="k">else</span> <span class="n">predicate_condition</span>
+</span><span id="pushdown_dnf-139"><a href="#pushdown_dnf-139"><span class="linenos">139</span></a>                <span class="p">)</span>
 </span><span id="pushdown_dnf-140"><a href="#pushdown_dnf-140"><span class="linenos">140</span></a>
-</span><span id="pushdown_dnf-141"><a href="#pushdown_dnf-141"><span class="linenos">141</span></a>            <span class="n">predicate</span> <span class="o">=</span> <span class="n">conditions</span><span class="p">[</span><span class="n">name</span><span class="p">]</span>
-</span><span id="pushdown_dnf-142"><a href="#pushdown_dnf-142"><span class="linenos">142</span></a>
-</span><span id="pushdown_dnf-143"><a href="#pushdown_dnf-143"><span class="linenos">143</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
-</span><span id="pushdown_dnf-144"><a href="#pushdown_dnf-144"><span class="linenos">144</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">on</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="pushdown_dnf-145"><a href="#pushdown_dnf-145"><span class="linenos">145</span></a>            <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
-</span><span id="pushdown_dnf-146"><a href="#pushdown_dnf-146"><span class="linenos">146</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="pushdown_dnf-141"><a href="#pushdown_dnf-141"><span class="linenos">141</span></a>        <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">nodes</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
+</span><span id="pushdown_dnf-142"><a href="#pushdown_dnf-142"><span class="linenos">142</span></a>            <span class="k">if</span> <span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">conditions</span><span class="p">:</span>
+</span><span id="pushdown_dnf-143"><a href="#pushdown_dnf-143"><span class="linenos">143</span></a>                <span class="k">continue</span>
+</span><span id="pushdown_dnf-144"><a href="#pushdown_dnf-144"><span class="linenos">144</span></a>
+</span><span id="pushdown_dnf-145"><a href="#pushdown_dnf-145"><span class="linenos">145</span></a>            <span class="n">predicate</span> <span class="o">=</span> <span class="n">conditions</span><span class="p">[</span><span class="n">name</span><span class="p">]</span>
+</span><span id="pushdown_dnf-146"><a href="#pushdown_dnf-146"><span class="linenos">146</span></a>
+</span><span id="pushdown_dnf-147"><a href="#pushdown_dnf-147"><span class="linenos">147</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
+</span><span id="pushdown_dnf-148"><a href="#pushdown_dnf-148"><span class="linenos">148</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">on</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="pushdown_dnf-149"><a href="#pushdown_dnf-149"><span class="linenos">149</span></a>            <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
+</span><span id="pushdown_dnf-150"><a href="#pushdown_dnf-150"><span class="linenos">150</span></a>                <span class="n">inner_predicate</span> <span class="o">=</span> <span class="n">replace_aliases</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">predicate</span><span class="p">)</span>
+</span><span id="pushdown_dnf-151"><a href="#pushdown_dnf-151"><span class="linenos">151</span></a>                <span class="k">if</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">):</span>
+</span><span id="pushdown_dnf-152"><a href="#pushdown_dnf-152"><span class="linenos">152</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">having</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="pushdown_dnf-153"><a href="#pushdown_dnf-153"><span class="linenos">153</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="pushdown_dnf-154"><a href="#pushdown_dnf-154"><span class="linenos">154</span></a>                    <span class="n">node</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">inner_predicate</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
 </span></pre></div>
 
 
@@ -521,44 +537,44 @@ Additionally, we can't remove predicates from their original form.</p>
 
     </div>
     <a class="headerlink" href="#nodes_for_predicate"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="nodes_for_predicate-149"><a href="#nodes_for_predicate-149"><span class="linenos">149</span></a><span class="k">def</span> <span class="nf">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">sources</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
-</span><span id="nodes_for_predicate-150"><a href="#nodes_for_predicate-150"><span class="linenos">150</span></a>    <span class="n">nodes</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="nodes_for_predicate-151"><a href="#nodes_for_predicate-151"><span class="linenos">151</span></a>    <span class="n">tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">predicate</span><span class="p">)</span>
-</span><span id="nodes_for_predicate-152"><a href="#nodes_for_predicate-152"><span class="linenos">152</span></a>    <span class="n">where_condition</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">predicate</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">),</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">)</span>
-</span><span id="nodes_for_predicate-153"><a href="#nodes_for_predicate-153"><span class="linenos">153</span></a>
-</span><span id="nodes_for_predicate-154"><a href="#nodes_for_predicate-154"><span class="linenos">154</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">tables</span><span class="p">):</span>
-</span><span id="nodes_for_predicate-155"><a href="#nodes_for_predicate-155"><span class="linenos">155</span></a>        <span class="n">node</span><span class="p">,</span> <span class="n">source</span> <span class="o">=</span> <span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">table</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="nodes_for_predicate-156"><a href="#nodes_for_predicate-156"><span class="linenos">156</span></a>
-</span><span id="nodes_for_predicate-157"><a href="#nodes_for_predicate-157"><span class="linenos">157</span></a>        <span class="c1"># if the predicate is in a where statement we can try to push it down</span>
-</span><span id="nodes_for_predicate-158"><a href="#nodes_for_predicate-158"><span class="linenos">158</span></a>        <span class="c1"># we want to find the root join or from statement</span>
-</span><span id="nodes_for_predicate-159"><a href="#nodes_for_predicate-159"><span class="linenos">159</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">and</span> <span class="n">where_condition</span><span class="p">:</span>
-</span><span id="nodes_for_predicate-160"><a href="#nodes_for_predicate-160"><span class="linenos">160</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="nodes_for_predicate-157"><a href="#nodes_for_predicate-157"><span class="linenos">157</span></a><span class="k">def</span> <span class="nf">nodes_for_predicate</span><span class="p">(</span><span class="n">predicate</span><span class="p">,</span> <span class="n">sources</span><span class="p">,</span> <span class="n">scope_ref_count</span><span class="p">):</span>
+</span><span id="nodes_for_predicate-158"><a href="#nodes_for_predicate-158"><span class="linenos">158</span></a>    <span class="n">nodes</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="nodes_for_predicate-159"><a href="#nodes_for_predicate-159"><span class="linenos">159</span></a>    <span class="n">tables</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">predicate</span><span class="p">)</span>
+</span><span id="nodes_for_predicate-160"><a href="#nodes_for_predicate-160"><span class="linenos">160</span></a>    <span class="n">where_condition</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">predicate</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">),</span> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">)</span>
 </span><span id="nodes_for_predicate-161"><a href="#nodes_for_predicate-161"><span class="linenos">161</span></a>
-</span><span id="nodes_for_predicate-162"><a href="#nodes_for_predicate-162"><span class="linenos">162</span></a>        <span class="c1"># a node can reference a CTE which should be pushed down</span>
-</span><span id="nodes_for_predicate-163"><a href="#nodes_for_predicate-163"><span class="linenos">163</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="nodes_for_predicate-164"><a href="#nodes_for_predicate-164"><span class="linenos">164</span></a>            <span class="n">with_</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;with&quot;</span><span class="p">)</span>
-</span><span id="nodes_for_predicate-165"><a href="#nodes_for_predicate-165"><span class="linenos">165</span></a>            <span class="k">if</span> <span class="n">with_</span> <span class="ow">and</span> <span class="n">with_</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
-</span><span id="nodes_for_predicate-166"><a href="#nodes_for_predicate-166"><span class="linenos">166</span></a>                <span class="k">return</span> <span class="p">{}</span>
-</span><span id="nodes_for_predicate-167"><a href="#nodes_for_predicate-167"><span class="linenos">167</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span>
-</span><span id="nodes_for_predicate-168"><a href="#nodes_for_predicate-168"><span class="linenos">168</span></a>
-</span><span id="nodes_for_predicate-169"><a href="#nodes_for_predicate-169"><span class="linenos">169</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
-</span><span id="nodes_for_predicate-170"><a href="#nodes_for_predicate-170"><span class="linenos">170</span></a>            <span class="k">if</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="o">!=</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">:</span>
-</span><span id="nodes_for_predicate-171"><a href="#nodes_for_predicate-171"><span class="linenos">171</span></a>                <span class="k">return</span> <span class="p">{}</span>
-</span><span id="nodes_for_predicate-172"><a href="#nodes_for_predicate-172"><span class="linenos">172</span></a>            <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
-</span><span id="nodes_for_predicate-173"><a href="#nodes_for_predicate-173"><span class="linenos">173</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">tables</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
-</span><span id="nodes_for_predicate-174"><a href="#nodes_for_predicate-174"><span class="linenos">174</span></a>            <span class="c1"># We can&#39;t push down window expressions</span>
-</span><span id="nodes_for_predicate-175"><a href="#nodes_for_predicate-175"><span class="linenos">175</span></a>            <span class="n">has_window_expression</span> <span class="o">=</span> <span class="nb">any</span><span class="p">(</span>
-</span><span id="nodes_for_predicate-176"><a href="#nodes_for_predicate-176"><span class="linenos">176</span></a>                <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">selects</span> <span class="k">if</span> <span class="n">select</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
-</span><span id="nodes_for_predicate-177"><a href="#nodes_for_predicate-177"><span class="linenos">177</span></a>            <span class="p">)</span>
-</span><span id="nodes_for_predicate-178"><a href="#nodes_for_predicate-178"><span class="linenos">178</span></a>            <span class="c1"># we can&#39;t push down predicates to select statements if they are referenced in</span>
-</span><span id="nodes_for_predicate-179"><a href="#nodes_for_predicate-179"><span class="linenos">179</span></a>            <span class="c1"># multiple places.</span>
-</span><span id="nodes_for_predicate-180"><a href="#nodes_for_predicate-180"><span class="linenos">180</span></a>            <span class="k">if</span> <span class="p">(</span>
-</span><span id="nodes_for_predicate-181"><a href="#nodes_for_predicate-181"><span class="linenos">181</span></a>                <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;group&quot;</span><span class="p">)</span>
-</span><span id="nodes_for_predicate-182"><a href="#nodes_for_predicate-182"><span class="linenos">182</span></a>                <span class="ow">and</span> <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">&lt;</span> <span class="mi">2</span>
-</span><span id="nodes_for_predicate-183"><a href="#nodes_for_predicate-183"><span class="linenos">183</span></a>                <span class="ow">and</span> <span class="ow">not</span> <span class="n">has_window_expression</span>
-</span><span id="nodes_for_predicate-184"><a href="#nodes_for_predicate-184"><span class="linenos">184</span></a>            <span class="p">):</span>
-</span><span id="nodes_for_predicate-185"><a href="#nodes_for_predicate-185"><span class="linenos">185</span></a>                <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
-</span><span id="nodes_for_predicate-186"><a href="#nodes_for_predicate-186"><span class="linenos">186</span></a>    <span class="k">return</span> <span class="n">nodes</span>
+</span><span id="nodes_for_predicate-162"><a href="#nodes_for_predicate-162"><span class="linenos">162</span></a>    <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">tables</span><span class="p">):</span>
+</span><span id="nodes_for_predicate-163"><a href="#nodes_for_predicate-163"><span class="linenos">163</span></a>        <span class="n">node</span><span class="p">,</span> <span class="n">source</span> <span class="o">=</span> <span class="n">sources</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">table</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="nodes_for_predicate-164"><a href="#nodes_for_predicate-164"><span class="linenos">164</span></a>
+</span><span id="nodes_for_predicate-165"><a href="#nodes_for_predicate-165"><span class="linenos">165</span></a>        <span class="c1"># if the predicate is in a where statement we can try to push it down</span>
+</span><span id="nodes_for_predicate-166"><a href="#nodes_for_predicate-166"><span class="linenos">166</span></a>        <span class="c1"># we want to find the root join or from statement</span>
+</span><span id="nodes_for_predicate-167"><a href="#nodes_for_predicate-167"><span class="linenos">167</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">and</span> <span class="n">where_condition</span><span class="p">:</span>
+</span><span id="nodes_for_predicate-168"><a href="#nodes_for_predicate-168"><span class="linenos">168</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span>
+</span><span id="nodes_for_predicate-169"><a href="#nodes_for_predicate-169"><span class="linenos">169</span></a>
+</span><span id="nodes_for_predicate-170"><a href="#nodes_for_predicate-170"><span class="linenos">170</span></a>        <span class="c1"># a node can reference a CTE which should be pushed down</span>
+</span><span id="nodes_for_predicate-171"><a href="#nodes_for_predicate-171"><span class="linenos">171</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="nodes_for_predicate-172"><a href="#nodes_for_predicate-172"><span class="linenos">172</span></a>            <span class="n">with_</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;with&quot;</span><span class="p">)</span>
+</span><span id="nodes_for_predicate-173"><a href="#nodes_for_predicate-173"><span class="linenos">173</span></a>            <span class="k">if</span> <span class="n">with_</span> <span class="ow">and</span> <span class="n">with_</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
+</span><span id="nodes_for_predicate-174"><a href="#nodes_for_predicate-174"><span class="linenos">174</span></a>                <span class="k">return</span> <span class="p">{}</span>
+</span><span id="nodes_for_predicate-175"><a href="#nodes_for_predicate-175"><span class="linenos">175</span></a>            <span class="n">node</span> <span class="o">=</span> <span class="n">source</span><span class="o">.</span><span class="n">expression</span>
+</span><span id="nodes_for_predicate-176"><a href="#nodes_for_predicate-176"><span class="linenos">176</span></a>
+</span><span id="nodes_for_predicate-177"><a href="#nodes_for_predicate-177"><span class="linenos">177</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
+</span><span id="nodes_for_predicate-178"><a href="#nodes_for_predicate-178"><span class="linenos">178</span></a>            <span class="k">if</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">side</span> <span class="o">!=</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">:</span>
+</span><span id="nodes_for_predicate-179"><a href="#nodes_for_predicate-179"><span class="linenos">179</span></a>                <span class="k">return</span> <span class="p">{}</span>
+</span><span id="nodes_for_predicate-180"><a href="#nodes_for_predicate-180"><span class="linenos">180</span></a>            <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
+</span><span id="nodes_for_predicate-181"><a href="#nodes_for_predicate-181"><span class="linenos">181</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">tables</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
+</span><span id="nodes_for_predicate-182"><a href="#nodes_for_predicate-182"><span class="linenos">182</span></a>            <span class="c1"># We can&#39;t push down window expressions</span>
+</span><span id="nodes_for_predicate-183"><a href="#nodes_for_predicate-183"><span class="linenos">183</span></a>            <span class="n">has_window_expression</span> <span class="o">=</span> <span class="nb">any</span><span class="p">(</span>
+</span><span id="nodes_for_predicate-184"><a href="#nodes_for_predicate-184"><span class="linenos">184</span></a>                <span class="n">select</span> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">selects</span> <span class="k">if</span> <span class="n">select</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
+</span><span id="nodes_for_predicate-185"><a href="#nodes_for_predicate-185"><span class="linenos">185</span></a>            <span class="p">)</span>
+</span><span id="nodes_for_predicate-186"><a href="#nodes_for_predicate-186"><span class="linenos">186</span></a>            <span class="c1"># we can&#39;t push down predicates to select statements if they are referenced in</span>
+</span><span id="nodes_for_predicate-187"><a href="#nodes_for_predicate-187"><span class="linenos">187</span></a>            <span class="c1"># multiple places.</span>
+</span><span id="nodes_for_predicate-188"><a href="#nodes_for_predicate-188"><span class="linenos">188</span></a>            <span class="k">if</span> <span class="p">(</span>
+</span><span id="nodes_for_predicate-189"><a href="#nodes_for_predicate-189"><span class="linenos">189</span></a>                <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;group&quot;</span><span class="p">)</span>
+</span><span id="nodes_for_predicate-190"><a href="#nodes_for_predicate-190"><span class="linenos">190</span></a>                <span class="ow">and</span> <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">&lt;</span> <span class="mi">2</span>
+</span><span id="nodes_for_predicate-191"><a href="#nodes_for_predicate-191"><span class="linenos">191</span></a>                <span class="ow">and</span> <span class="ow">not</span> <span class="n">has_window_expression</span>
+</span><span id="nodes_for_predicate-192"><a href="#nodes_for_predicate-192"><span class="linenos">192</span></a>            <span class="p">):</span>
+</span><span id="nodes_for_predicate-193"><a href="#nodes_for_predicate-193"><span class="linenos">193</span></a>                <span class="n">nodes</span><span class="p">[</span><span class="n">table</span><span class="p">]</span> <span class="o">=</span> <span class="n">node</span>
+</span><span id="nodes_for_predicate-194"><a href="#nodes_for_predicate-194"><span class="linenos">194</span></a>    <span class="k">return</span> <span class="n">nodes</span>
 </span></pre></div>
 
 
@@ -576,21 +592,21 @@ Additionally, we can't remove predicates from their original form.</p>
 
     </div>
     <a class="headerlink" href="#replace_aliases"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="replace_aliases-189"><a href="#replace_aliases-189"><span class="linenos">189</span></a><span class="k">def</span> <span class="nf">replace_aliases</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">predicate</span><span class="p">):</span>
-</span><span id="replace_aliases-190"><a href="#replace_aliases-190"><span class="linenos">190</span></a>    <span class="n">aliases</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="replace_aliases-191"><a href="#replace_aliases-191"><span class="linenos">191</span></a>
-</span><span id="replace_aliases-192"><a href="#replace_aliases-192"><span class="linenos">192</span></a>    <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
-</span><span id="replace_aliases-193"><a href="#replace_aliases-193"><span class="linenos">193</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
-</span><span id="replace_aliases-194"><a href="#replace_aliases-194"><span class="linenos">194</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
-</span><span id="replace_aliases-195"><a href="#replace_aliases-195"><span class="linenos">195</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="replace_aliases-196"><a href="#replace_aliases-196"><span class="linenos">196</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span>
-</span><span id="replace_aliases-197"><a href="#replace_aliases-197"><span class="linenos">197</span></a>
-</span><span id="replace_aliases-198"><a href="#replace_aliases-198"><span class="linenos">198</span></a>    <span class="k">def</span> <span class="nf">_replace_alias</span><span class="p">(</span><span class="n">column</span><span class="p">):</span>
-</span><span id="replace_aliases-199"><a href="#replace_aliases-199"><span class="linenos">199</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">column</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">aliases</span><span class="p">:</span>
-</span><span id="replace_aliases-200"><a href="#replace_aliases-200"><span class="linenos">200</span></a>            <span class="k">return</span> <span class="n">aliases</span><span class="p">[</span><span class="n">column</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
-</span><span id="replace_aliases-201"><a href="#replace_aliases-201"><span class="linenos">201</span></a>        <span class="k">return</span> <span class="n">column</span>
-</span><span id="replace_aliases-202"><a href="#replace_aliases-202"><span class="linenos">202</span></a>
-</span><span id="replace_aliases-203"><a href="#replace_aliases-203"><span class="linenos">203</span></a>    <span class="k">return</span> <span class="n">predicate</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span><span class="n">_replace_alias</span><span class="p">)</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="replace_aliases-197"><a href="#replace_aliases-197"><span class="linenos">197</span></a><span class="k">def</span> <span class="nf">replace_aliases</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">predicate</span><span class="p">):</span>
+</span><span id="replace_aliases-198"><a href="#replace_aliases-198"><span class="linenos">198</span></a>    <span class="n">aliases</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="replace_aliases-199"><a href="#replace_aliases-199"><span class="linenos">199</span></a>
+</span><span id="replace_aliases-200"><a href="#replace_aliases-200"><span class="linenos">200</span></a>    <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">source</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
+</span><span id="replace_aliases-201"><a href="#replace_aliases-201"><span class="linenos">201</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
+</span><span id="replace_aliases-202"><a href="#replace_aliases-202"><span class="linenos">202</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
+</span><span id="replace_aliases-203"><a href="#replace_aliases-203"><span class="linenos">203</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="replace_aliases-204"><a href="#replace_aliases-204"><span class="linenos">204</span></a>            <span class="n">aliases</span><span class="p">[</span><span class="n">select</span><span class="o">.</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">select</span>
+</span><span id="replace_aliases-205"><a href="#replace_aliases-205"><span class="linenos">205</span></a>
+</span><span id="replace_aliases-206"><a href="#replace_aliases-206"><span class="linenos">206</span></a>    <span class="k">def</span> <span class="nf">_replace_alias</span><span class="p">(</span><span class="n">column</span><span class="p">):</span>
+</span><span id="replace_aliases-207"><a href="#replace_aliases-207"><span class="linenos">207</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">column</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">aliases</span><span class="p">:</span>
+</span><span id="replace_aliases-208"><a href="#replace_aliases-208"><span class="linenos">208</span></a>            <span class="k">return</span> <span class="n">aliases</span><span class="p">[</span><span class="n">column</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
+</span><span id="replace_aliases-209"><a href="#replace_aliases-209"><span class="linenos">209</span></a>        <span class="k">return</span> <span class="n">column</span>
+</span><span id="replace_aliases-210"><a href="#replace_aliases-210"><span class="linenos">210</span></a>
+</span><span id="replace_aliases-211"><a href="#replace_aliases-211"><span class="linenos">211</span></a>    <span class="k">return</span> <span class="n">predicate</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span><span class="n">_replace_alias</span><span class="p">)</span>
 </span></pre></div>
 
 
diff --git a/docs/sqlglot/optimizer/scope.html b/docs/sqlglot/optimizer/scope.html
index bbbc3d6..92bea08 100644
--- a/docs/sqlglot/optimizer/scope.html
+++ b/docs/sqlglot/optimizer/scope.html
@@ -207,6 +207,12 @@
             <li>
                     <a class="function" href="#walk_in_scope">walk_in_scope</a>
             </li>
+            <li>
+                    <a class="function" href="#find_all_in_scope">find_all_in_scope</a>
+            </li>
+            <li>
+                    <a class="function" href="#find_in_scope">find_in_scope</a>
+            </li>
     </ul>
 
 
@@ -238,7 +244,7 @@
 </span><span id="L-6"><a href="#L-6"><span class="linenos">  6</span></a>
 </span><span id="L-7"><a href="#L-7"><span class="linenos">  7</span></a><span class="kn">from</span> <span class="nn">sqlglot</span> <span class="kn">import</span> <span class="n">exp</span>
 </span><span id="L-8"><a href="#L-8"><span class="linenos">  8</span></a><span class="kn">from</span> <span class="nn">sqlglot.errors</span> <span class="kn">import</span> <span class="n">OptimizeError</span>
-</span><span id="L-9"><a href="#L-9"><span class="linenos">  9</span></a><span class="kn">from</span> <span class="nn">sqlglot.helper</span> <span class="kn">import</span> <span class="n">find_new_name</span>
+</span><span id="L-9"><a href="#L-9"><span class="linenos">  9</span></a><span class="kn">from</span> <span class="nn">sqlglot.helper</span> <span class="kn">import</span> <span class="n">ensure_collection</span><span class="p">,</span> <span class="n">find_new_name</span>
 </span><span id="L-10"><a href="#L-10"><span class="linenos"> 10</span></a>
 </span><span id="L-11"><a href="#L-11"><span class="linenos"> 11</span></a><span class="n">logger</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">getLogger</span><span class="p">(</span><span class="s2">&quot;sqlglot&quot;</span><span class="p">)</span>
 </span><span id="L-12"><a href="#L-12"><span class="linenos"> 12</span></a>
@@ -373,665 +379,675 @@
 </span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a>        <span class="k">return</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a>
 </span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>    <span class="k">def</span> <span class="nf">find</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a><span class="sd">        Returns the first node in this scope which matches at least one of the specified types.</span>
-</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>
-</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a><span class="sd">        This does NOT traverse into subscopes.</span>
+</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>        <span class="k">return</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
+</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>
+</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>    <span class="k">def</span> <span class="nf">find_all</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>        <span class="k">return</span> <span class="n">find_all_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>
-</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a><span class="sd">        Args:</span>
-</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a><span class="sd">            expression_types (type): the expression type(s) to match.</span>
-</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a><span class="sd">            bfs (bool): True to use breadth-first search, False to use depth-first.</span>
+</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>    <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old</span><span class="p">,</span> <span class="n">new</span><span class="p">):</span>
+</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a><span class="sd">        Replace `old` with `new`.</span>
 </span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>
-</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a><span class="sd">        Returns:</span>
-</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a><span class="sd">            exp.Expression: the node which matches the criteria or None if no node matching</span>
-</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a><span class="sd">            the criteria was found.</span>
-</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>        <span class="k">return</span> <span class="nb">next</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">),</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>
-</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>    <span class="k">def</span> <span class="nf">find_all</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a><span class="sd">        Returns a generator object which visits all nodes in this scope and only yields those that</span>
-</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a><span class="sd">        match at least one of the specified expression types.</span>
-</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>
-</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a><span class="sd">        This does NOT traverse into subscopes.</span>
-</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>
-</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a><span class="sd">        Args:</span>
-</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a><span class="sd">            expression_types (type): the expression type(s) to match.</span>
-</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a><span class="sd">            bfs (bool): True to use breadth-first search, False to use depth-first.</span>
-</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>
-</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a><span class="sd">        Yields:</span>
-</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a><span class="sd">            exp.Expression: nodes</span>
-</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>        <span class="k">for</span> <span class="n">expression</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">):</span>
-</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">):</span>
-</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a>                <span class="k">yield</span> <span class="n">expression</span>
-</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a>
-</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a>    <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old</span><span class="p">,</span> <span class="n">new</span><span class="p">):</span>
-</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a><span class="sd">        Replace `old` with `new`.</span>
-</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a>
-</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a><span class="sd">        This can be used instead of `exp.Expression.replace` to ensure the `Scope` is kept up-to-date.</span>
-</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>
-</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a><span class="sd">        Args:</span>
-</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a><span class="sd">            old (exp.Expression): old node</span>
-</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a><span class="sd">            new (exp.Expression): new node</span>
-</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a>        <span class="n">old</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new</span><span class="p">)</span>
-</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
-</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a>
-</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>    <span class="nd">@property</span>
-</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>    <span class="k">def</span> <span class="nf">tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a><span class="sd">        List of tables in this scope.</span>
-</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a>
-</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a><span class="sd">        Returns:</span>
-</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a><span class="sd">            list[exp.Table]: tables</span>
-</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_tables</span>
-</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>
-</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>    <span class="nd">@property</span>
-</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>    <span class="k">def</span> <span class="nf">ctes</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a><span class="sd">        List of CTEs in this scope.</span>
-</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a>
-</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a><span class="sd">        Returns:</span>
-</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a><span class="sd">            list[exp.CTE]: ctes</span>
-</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ctes</span>
-</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a>
-</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a>    <span class="nd">@property</span>
-</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>    <span class="k">def</span> <span class="nf">derived_tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a><span class="sd">        List of derived tables in this scope.</span>
+</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a><span class="sd">        This can be used instead of `exp.Expression.replace` to ensure the `Scope` is kept up-to-date.</span>
+</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a>
+</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a><span class="sd">        Args:</span>
+</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a><span class="sd">            old (exp.Expression): old node</span>
+</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a><span class="sd">            new (exp.Expression): new node</span>
+</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>        <span class="n">old</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new</span><span class="p">)</span>
+</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
+</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>
+</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>    <span class="nd">@property</span>
+</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>    <span class="k">def</span> <span class="nf">tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a><span class="sd">        List of tables in this scope.</span>
+</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>
+</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a><span class="sd">        Returns:</span>
+</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a><span class="sd">            list[exp.Table]: tables</span>
+</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_tables</span>
+</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>
+</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>    <span class="nd">@property</span>
+</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>    <span class="k">def</span> <span class="nf">ctes</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a><span class="sd">        List of CTEs in this scope.</span>
+</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a>
+</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a><span class="sd">        Returns:</span>
+</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a><span class="sd">            list[exp.CTE]: ctes</span>
+</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ctes</span>
+</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>
+</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>    <span class="nd">@property</span>
+</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>    <span class="k">def</span> <span class="nf">derived_tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a><span class="sd">        List of derived tables in this scope.</span>
+</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>
+</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a><span class="sd">        For example:</span>
+</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a><span class="sd">            SELECT * FROM (SELECT ...) &lt;- that&#39;s a derived table</span>
+</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>
+</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a><span class="sd">        Returns:</span>
+</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a><span class="sd">            list[exp.Subquery]: derived tables</span>
+</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_derived_tables</span>
+</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a>
+</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>    <span class="nd">@property</span>
+</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>    <span class="k">def</span> <span class="nf">udtfs</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a><span class="sd">        List of &quot;User Defined Tabular Functions&quot; in this scope.</span>
+</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>
+</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a><span class="sd">        Returns:</span>
+</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a><span class="sd">            list[exp.UDTF]: UDTFs</span>
+</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_udtfs</span>
+</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>
+</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>    <span class="nd">@property</span>
+</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>    <span class="k">def</span> <span class="nf">subqueries</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a><span class="sd">        List of subqueries in this scope.</span>
+</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>
+</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a><span class="sd">        For example:</span>
+</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a><span class="sd">            SELECT * FROM x WHERE a IN (SELECT ...) &lt;- that&#39;s a subquery</span>
 </span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>
-</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a><span class="sd">        For example:</span>
-</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a><span class="sd">            SELECT * FROM (SELECT ...) &lt;- that&#39;s a derived table</span>
-</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a>
-</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a><span class="sd">        Returns:</span>
-</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a><span class="sd">            list[exp.Subquery]: derived tables</span>
-</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_derived_tables</span>
-</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>
-</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a>    <span class="nd">@property</span>
-</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a>    <span class="k">def</span> <span class="nf">udtfs</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a><span class="sd">        List of &quot;User Defined Tabular Functions&quot; in this scope.</span>
-</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a>
-</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a><span class="sd">        Returns:</span>
-</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a><span class="sd">            list[exp.UDTF]: UDTFs</span>
-</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_udtfs</span>
-</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>
-</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>    <span class="nd">@property</span>
-</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a>    <span class="k">def</span> <span class="nf">subqueries</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a><span class="sd">        List of subqueries in this scope.</span>
+</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a><span class="sd">        Returns:</span>
+</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a><span class="sd">            list[exp.Subqueryable]: subqueries</span>
+</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
+</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a>
+</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a>    <span class="nd">@property</span>
+</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a>    <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a><span class="sd">        List of columns in this scope.</span>
+</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a>
+</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a><span class="sd">        Returns:</span>
+</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a><span class="sd">            list[exp.Column]: Column instances in this scope, plus any</span>
+</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a><span class="sd">                Columns that reference this scope from correlated subqueries.</span>
+</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a>            <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_raw_columns</span>
+</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>
+</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>            <span class="n">external_columns</span> <span class="o">=</span> <span class="p">[</span>
+</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>                <span class="n">column</span>
+</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a>                <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtf_scopes</span><span class="p">)</span>
+</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a>                <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">external_columns</span>
+</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a>            <span class="p">]</span>
 </span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a>
-</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a><span class="sd">        For example:</span>
-</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a><span class="sd">            SELECT * FROM x WHERE a IN (SELECT ...) &lt;- that&#39;s a subquery</span>
-</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a>
-</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a><span class="sd">        Returns:</span>
-</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a><span class="sd">            list[exp.Subqueryable]: subqueries</span>
-</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
-</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>
-</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a>    <span class="nd">@property</span>
-</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>    <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a><span class="sd">        List of columns in this scope.</span>
-</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>
-</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a><span class="sd">        Returns:</span>
-</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a><span class="sd">            list[exp.Column]: Column instances in this scope, plus any</span>
-</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a><span class="sd">                Columns that reference this scope from correlated subqueries.</span>
-</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a>            <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_raw_columns</span>
+</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a>            <span class="n">named_selects</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
+</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a>
+</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
+</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a>                <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
+</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
+</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>                <span class="p">)</span>
+</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>                <span class="k">if</span> <span class="p">(</span>
+</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>                    <span class="ow">not</span> <span class="n">ancestor</span>
+</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a>                    <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span>
+</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>                    <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
+</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a>                    <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Func</span><span class="p">))</span>
+</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a>                    <span class="ow">or</span> <span class="p">(</span>
+</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>                        <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
+</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a>                        <span class="ow">and</span> <span class="p">(</span>
+</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a>                            <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
+</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a>                            <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">named_selects</span>
+</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a>                        <span class="p">)</span>
+</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a>                    <span class="p">)</span>
+</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>                <span class="p">):</span>
+</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a>                    <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">column</span><span class="p">)</span>
 </span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a>
-</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>            <span class="n">external_columns</span> <span class="o">=</span> <span class="p">[</span>
-</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>                <span class="n">column</span>
-</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>                <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtf_scopes</span><span class="p">)</span>
-</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>                <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">external_columns</span>
-</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a>            <span class="p">]</span>
-</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a>
-</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a>            <span class="n">named_selects</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
-</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>
-</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
-</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a>                <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
-</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
-</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a>                <span class="p">)</span>
-</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a>                <span class="k">if</span> <span class="p">(</span>
-</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>                    <span class="ow">not</span> <span class="n">ancestor</span>
-</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a>                    <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span>
-</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a>                    <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
-</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>                    <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Func</span><span class="p">))</span>
-</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>                    <span class="ow">or</span> <span class="p">(</span>
-</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a>                        <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
-</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a>                        <span class="ow">and</span> <span class="p">(</span>
-</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a>                            <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
-</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a>                            <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">named_selects</span>
-</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a>                        <span class="p">)</span>
-</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a>                    <span class="p">)</span>
-</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>                <span class="p">):</span>
-</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>                    <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">column</span><span class="p">)</span>
-</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a>
-</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span>
+</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span>
+</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>
+</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>    <span class="nd">@property</span>
+</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>    <span class="k">def</span> <span class="nf">selected_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a><span class="sd">        Mapping of nodes and sources that are actually selected from in this scope.</span>
+</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a>
+</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a><span class="sd">        That is, all tables in a schema are selectable at any point. But a</span>
+</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a><span class="sd">        table only becomes a selected source if it&#39;s included in a FROM or JOIN clause.</span>
+</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a>
+</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a><span class="sd">        Returns:</span>
+</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a><span class="sd">            dict[str, (exp.Table|exp.Select, exp.Table|Scope)]: selected sources and nodes</span>
+</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>            <span class="n">result</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a>
+</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span><span class="p">:</span>
+</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
+</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>                    <span class="k">raise</span> <span class="n">OptimizeError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Alias already used: </span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
+</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">:</span>
+</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a>                    <span class="n">result</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">])</span>
+</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a>
+</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="o">=</span> <span class="n">result</span>
+</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span>
+</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a>
+</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>    <span class="nd">@property</span>
+</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>    <span class="k">def</span> <span class="nf">references</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]]:</span>
+</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="o">=</span> <span class="p">[]</span>
 </span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a>
-</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a>    <span class="nd">@property</span>
-</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a>    <span class="k">def</span> <span class="nf">selected_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a><span class="sd">        Mapping of nodes and sources that are actually selected from in this scope.</span>
-</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>
-</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a><span class="sd">        That is, all tables in a schema are selectable at any point. But a</span>
-</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a><span class="sd">        table only becomes a selected source if it&#39;s included in a FROM or JOIN clause.</span>
-</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a>
-</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a><span class="sd">        Returns:</span>
-</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a><span class="sd">            dict[str, (exp.Table|exp.Select, exp.Table|Scope)]: selected sources and nodes</span>
-</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a>            <span class="n">result</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a>
-</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span><span class="p">:</span>
-</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
-</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a>                    <span class="k">raise</span> <span class="n">OptimizeError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Alias already used: </span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
-</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">:</span>
-</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a>                    <span class="n">result</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">])</span>
-</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a>
-</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="o">=</span> <span class="n">result</span>
-</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span>
-</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>
-</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a>    <span class="nd">@property</span>
-</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>    <span class="k">def</span> <span class="nf">references</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]]:</span>
-</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a>
-</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a>            <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
-</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">table</span><span class="p">))</span>
-</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a>            <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtfs</span><span class="p">):</span>
-</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
-</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a>                    <span class="p">(</span>
-</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a>                        <span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">,</span>
-</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a>                        <span class="n">expression</span> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="k">else</span> <span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">(),</span>
-</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a>                    <span class="p">)</span>
-</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a>                <span class="p">)</span>
-</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>
-</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span>
-</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>
-</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>    <span class="nd">@property</span>
-</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a>    <span class="k">def</span> <span class="nf">cte_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a><span class="sd">        Sources that are CTEs.</span>
-</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a>
-</span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a><span class="sd">        Returns:</span>
-</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a><span class="sd">            dict[str, Scope]: Mapping of source alias to Scope</span>
-</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a>        <span class="k">return</span> <span class="p">{</span>
-</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a>            <span class="n">alias</span><span class="p">:</span> <span class="n">scope</span>
-</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a>            <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">()</span>
-</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">scope</span><span class="o">.</span><span class="n">is_cte</span>
-</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>        <span class="p">}</span>
-</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a>
-</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a>    <span class="nd">@property</span>
-</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a>    <span class="k">def</span> <span class="nf">external_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a><span class="sd">        Columns that appear to reference sources in outer scopes.</span>
-</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a>
-</span><span id="L-353"><a href="#L-353"><span class="linenos">353</span></a><span class="sd">        Returns:</span>
-</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a><span class="sd">            list[exp.Column]: Column instances that don&#39;t reference</span>
-</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a><span class="sd">                sources in the current scope.</span>
-</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="o">=</span> <span class="p">[</span>
-</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a>                <span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">selected_sources</span>
-</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a>            <span class="p">]</span>
-</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span>
-</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a>
-</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a>    <span class="nd">@property</span>
-</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a>    <span class="k">def</span> <span class="nf">unqualified_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a><span class="sd">        Unqualified columns in the current scope.</span>
-</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a>
-</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a><span class="sd">        Returns:</span>
-</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a><span class="sd">             list[exp.Column]: Unqualified columns</span>
-</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span><span class="p">]</span>
-</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a>
-</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a>    <span class="nd">@property</span>
-</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a>    <span class="k">def</span> <span class="nf">join_hints</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a><span class="sd">        Hints that exist in the scope that reference tables</span>
-</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a>
-</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a><span class="sd">        Returns:</span>
-</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a><span class="sd">            list[exp.JoinHint]: Join hints that are referenced within the scope</span>
-</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a>            <span class="k">return</span> <span class="p">[]</span>
-</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span>
-</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a>
-</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>    <span class="nd">@property</span>
-</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>    <span class="k">def</span> <span class="nf">pivots</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span><span class="p">:</span>
-</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span> <span class="o">=</span> <span class="p">[</span>
-</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a>                <span class="n">pivot</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span> <span class="k">for</span> <span class="n">pivot</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]</span>
-</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>            <span class="p">]</span>
+</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a>            <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
+</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">table</span><span class="p">))</span>
+</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a>            <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtfs</span><span class="p">):</span>
+</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
+</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>                    <span class="p">(</span>
+</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a>                        <span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">,</span>
+</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a>                        <span class="n">expression</span> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="k">else</span> <span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">(),</span>
+</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a>                    <span class="p">)</span>
+</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a>                <span class="p">)</span>
+</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a>
+</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span>
+</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a>
+</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a>    <span class="nd">@property</span>
+</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a>    <span class="k">def</span> <span class="nf">cte_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a><span class="sd">        Sources that are CTEs.</span>
+</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a>
+</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a><span class="sd">        Returns:</span>
+</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a><span class="sd">            dict[str, Scope]: Mapping of source alias to Scope</span>
+</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>        <span class="k">return</span> <span class="p">{</span>
+</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a>            <span class="n">alias</span><span class="p">:</span> <span class="n">scope</span>
+</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>            <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">()</span>
+</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">scope</span><span class="o">.</span><span class="n">is_cte</span>
+</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>        <span class="p">}</span>
+</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a>
+</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>    <span class="nd">@property</span>
+</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a>    <span class="k">def</span> <span class="nf">external_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a><span class="sd">        Columns that appear to reference sources in outer scopes.</span>
+</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a>
+</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a><span class="sd">        Returns:</span>
+</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a><span class="sd">            list[exp.Column]: Column instances that don&#39;t reference</span>
+</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a><span class="sd">                sources in the current scope.</span>
+</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="o">=</span> <span class="p">[</span>
+</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>                <span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">selected_sources</span>
+</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>            <span class="p">]</span>
+</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span>
+</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>
+</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a>    <span class="nd">@property</span>
+</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a>    <span class="k">def</span> <span class="nf">unqualified_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a><span class="sd">        Unqualified columns in the current scope.</span>
+</span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a>
+</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a><span class="sd">        Returns:</span>
+</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a><span class="sd">             list[exp.Column]: Unqualified columns</span>
+</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span><span class="p">]</span>
+</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a>
+</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a>    <span class="nd">@property</span>
+</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>    <span class="k">def</span> <span class="nf">join_hints</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a><span class="sd">        Hints that exist in the scope that reference tables</span>
+</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a>
+</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a><span class="sd">        Returns:</span>
+</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a><span class="sd">            list[exp.JoinHint]: Join hints that are referenced within the scope</span>
+</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-353"><a href="#L-353"><span class="linenos">353</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a>            <span class="k">return</span> <span class="p">[]</span>
+</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span>
+</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a>
+</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a>    <span class="nd">@property</span>
+</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>    <span class="k">def</span> <span class="nf">pivots</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span><span class="p">:</span>
+</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span> <span class="o">=</span> <span class="p">[</span>
+</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a>                <span class="n">pivot</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span> <span class="k">for</span> <span class="n">pivot</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]</span>
+</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a>            <span class="p">]</span>
+</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a>
+</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span>
+</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a>
+</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a>    <span class="k">def</span> <span class="nf">source_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source_name</span><span class="p">):</span>
+</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a><span class="sd">        Get all columns in the current scope for a particular source.</span>
+</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a>
+</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a><span class="sd">        Args:</span>
+</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a><span class="sd">            source_name (str): Name of the source</span>
+</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a><span class="sd">        Returns:</span>
+</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a><span class="sd">            list[exp.Column]: Column instances that reference `source_name`</span>
+</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">column</span> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">source_name</span><span class="p">]</span>
+</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a>
+</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a>    <span class="nd">@property</span>
+</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a>    <span class="k">def</span> <span class="nf">is_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a subquery&quot;&quot;&quot;</span>
+</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">SUBQUERY</span>
+</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a>
+</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a>    <span class="nd">@property</span>
+</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a>    <span class="k">def</span> <span class="nf">is_derived_table</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a derived table&quot;&quot;&quot;</span>
+</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span>
+</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>
+</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a>    <span class="nd">@property</span>
+</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a>    <span class="k">def</span> <span class="nf">is_union</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a union&quot;&quot;&quot;</span>
+</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span>
 </span><span id="L-391"><a href="#L-391"><span class="linenos">391</span></a>
-</span><span id="L-392"><a href="#L-392"><span class="linenos">392</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span>
-</span><span id="L-393"><a href="#L-393"><span class="linenos">393</span></a>
-</span><span id="L-394"><a href="#L-394"><span class="linenos">394</span></a>    <span class="k">def</span> <span class="nf">source_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source_name</span><span class="p">):</span>
-</span><span id="L-395"><a href="#L-395"><span class="linenos">395</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-396"><a href="#L-396"><span class="linenos">396</span></a><span class="sd">        Get all columns in the current scope for a particular source.</span>
-</span><span id="L-397"><a href="#L-397"><span class="linenos">397</span></a>
-</span><span id="L-398"><a href="#L-398"><span class="linenos">398</span></a><span class="sd">        Args:</span>
-</span><span id="L-399"><a href="#L-399"><span class="linenos">399</span></a><span class="sd">            source_name (str): Name of the source</span>
-</span><span id="L-400"><a href="#L-400"><span class="linenos">400</span></a><span class="sd">        Returns:</span>
-</span><span id="L-401"><a href="#L-401"><span class="linenos">401</span></a><span class="sd">            list[exp.Column]: Column instances that reference `source_name`</span>
-</span><span id="L-402"><a href="#L-402"><span class="linenos">402</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">column</span> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">source_name</span><span class="p">]</span>
-</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a>
-</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a>    <span class="nd">@property</span>
-</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a>    <span class="k">def</span> <span class="nf">is_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-407"><a href="#L-407"><span class="linenos">407</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a subquery&quot;&quot;&quot;</span>
-</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">SUBQUERY</span>
-</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a>
-</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a>    <span class="nd">@property</span>
-</span><span id="L-411"><a href="#L-411"><span class="linenos">411</span></a>    <span class="k">def</span> <span class="nf">is_derived_table</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-412"><a href="#L-412"><span class="linenos">412</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a derived table&quot;&quot;&quot;</span>
-</span><span id="L-413"><a href="#L-413"><span class="linenos">413</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span>
+</span><span id="L-392"><a href="#L-392"><span class="linenos">392</span></a>    <span class="nd">@property</span>
+</span><span id="L-393"><a href="#L-393"><span class="linenos">393</span></a>    <span class="k">def</span> <span class="nf">is_cte</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-394"><a href="#L-394"><span class="linenos">394</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a common table expression&quot;&quot;&quot;</span>
+</span><span id="L-395"><a href="#L-395"><span class="linenos">395</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span>
+</span><span id="L-396"><a href="#L-396"><span class="linenos">396</span></a>
+</span><span id="L-397"><a href="#L-397"><span class="linenos">397</span></a>    <span class="nd">@property</span>
+</span><span id="L-398"><a href="#L-398"><span class="linenos">398</span></a>    <span class="k">def</span> <span class="nf">is_root</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-399"><a href="#L-399"><span class="linenos">399</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this is the root scope&quot;&quot;&quot;</span>
+</span><span id="L-400"><a href="#L-400"><span class="linenos">400</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">ROOT</span>
+</span><span id="L-401"><a href="#L-401"><span class="linenos">401</span></a>
+</span><span id="L-402"><a href="#L-402"><span class="linenos">402</span></a>    <span class="nd">@property</span>
+</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a>    <span class="k">def</span> <span class="nf">is_udtf</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a UDTF (User Defined Table Function)&quot;&quot;&quot;</span>
+</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UDTF</span>
+</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a>
+</span><span id="L-407"><a href="#L-407"><span class="linenos">407</span></a>    <span class="nd">@property</span>
+</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a>    <span class="k">def</span> <span class="nf">is_correlated_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a correlated subquery&quot;&quot;&quot;</span>
+</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a>        <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span>
+</span><span id="L-411"><a href="#L-411"><span class="linenos">411</span></a>            <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">is_subquery</span> <span class="ow">or</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">)))</span>
+</span><span id="L-412"><a href="#L-412"><span class="linenos">412</span></a>            <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">external_columns</span>
+</span><span id="L-413"><a href="#L-413"><span class="linenos">413</span></a>        <span class="p">)</span>
 </span><span id="L-414"><a href="#L-414"><span class="linenos">414</span></a>
-</span><span id="L-415"><a href="#L-415"><span class="linenos">415</span></a>    <span class="nd">@property</span>
-</span><span id="L-416"><a href="#L-416"><span class="linenos">416</span></a>    <span class="k">def</span> <span class="nf">is_union</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-417"><a href="#L-417"><span class="linenos">417</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a union&quot;&quot;&quot;</span>
-</span><span id="L-418"><a href="#L-418"><span class="linenos">418</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span>
+</span><span id="L-415"><a href="#L-415"><span class="linenos">415</span></a>    <span class="k">def</span> <span class="nf">rename_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old_name</span><span class="p">,</span> <span class="n">new_name</span><span class="p">):</span>
+</span><span id="L-416"><a href="#L-416"><span class="linenos">416</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Rename a source in this scope&quot;&quot;&quot;</span>
+</span><span id="L-417"><a href="#L-417"><span class="linenos">417</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">old_name</span> <span class="ow">or</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="p">[])</span>
+</span><span id="L-418"><a href="#L-418"><span class="linenos">418</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">columns</span>
 </span><span id="L-419"><a href="#L-419"><span class="linenos">419</span></a>
-</span><span id="L-420"><a href="#L-420"><span class="linenos">420</span></a>    <span class="nd">@property</span>
-</span><span id="L-421"><a href="#L-421"><span class="linenos">421</span></a>    <span class="k">def</span> <span class="nf">is_cte</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-422"><a href="#L-422"><span class="linenos">422</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a common table expression&quot;&quot;&quot;</span>
-</span><span id="L-423"><a href="#L-423"><span class="linenos">423</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span>
+</span><span id="L-420"><a href="#L-420"><span class="linenos">420</span></a>    <span class="k">def</span> <span class="nf">add_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span><span class="p">):</span>
+</span><span id="L-421"><a href="#L-421"><span class="linenos">421</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Add a source to this scope&quot;&quot;&quot;</span>
+</span><span id="L-422"><a href="#L-422"><span class="linenos">422</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">source</span>
+</span><span id="L-423"><a href="#L-423"><span class="linenos">423</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span><span id="L-424"><a href="#L-424"><span class="linenos">424</span></a>
-</span><span id="L-425"><a href="#L-425"><span class="linenos">425</span></a>    <span class="nd">@property</span>
-</span><span id="L-426"><a href="#L-426"><span class="linenos">426</span></a>    <span class="k">def</span> <span class="nf">is_root</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-427"><a href="#L-427"><span class="linenos">427</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this is the root scope&quot;&quot;&quot;</span>
-</span><span id="L-428"><a href="#L-428"><span class="linenos">428</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">ROOT</span>
+</span><span id="L-425"><a href="#L-425"><span class="linenos">425</span></a>    <span class="k">def</span> <span class="nf">remove_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
+</span><span id="L-426"><a href="#L-426"><span class="linenos">426</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Remove a source from this scope&quot;&quot;&quot;</span>
+</span><span id="L-427"><a href="#L-427"><span class="linenos">427</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-428"><a href="#L-428"><span class="linenos">428</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span><span id="L-429"><a href="#L-429"><span class="linenos">429</span></a>
-</span><span id="L-430"><a href="#L-430"><span class="linenos">430</span></a>    <span class="nd">@property</span>
-</span><span id="L-431"><a href="#L-431"><span class="linenos">431</span></a>    <span class="k">def</span> <span class="nf">is_udtf</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-432"><a href="#L-432"><span class="linenos">432</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a UDTF (User Defined Table Function)&quot;&quot;&quot;</span>
-</span><span id="L-433"><a href="#L-433"><span class="linenos">433</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UDTF</span>
-</span><span id="L-434"><a href="#L-434"><span class="linenos">434</span></a>
-</span><span id="L-435"><a href="#L-435"><span class="linenos">435</span></a>    <span class="nd">@property</span>
-</span><span id="L-436"><a href="#L-436"><span class="linenos">436</span></a>    <span class="k">def</span> <span class="nf">is_correlated_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-437"><a href="#L-437"><span class="linenos">437</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a correlated subquery&quot;&quot;&quot;</span>
-</span><span id="L-438"><a href="#L-438"><span class="linenos">438</span></a>        <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span>
-</span><span id="L-439"><a href="#L-439"><span class="linenos">439</span></a>            <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">is_subquery</span> <span class="ow">or</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">)))</span>
-</span><span id="L-440"><a href="#L-440"><span class="linenos">440</span></a>            <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">external_columns</span>
-</span><span id="L-441"><a href="#L-441"><span class="linenos">441</span></a>        <span class="p">)</span>
-</span><span id="L-442"><a href="#L-442"><span class="linenos">442</span></a>
-</span><span id="L-443"><a href="#L-443"><span class="linenos">443</span></a>    <span class="k">def</span> <span class="nf">rename_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old_name</span><span class="p">,</span> <span class="n">new_name</span><span class="p">):</span>
-</span><span id="L-444"><a href="#L-444"><span class="linenos">444</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Rename a source in this scope&quot;&quot;&quot;</span>
-</span><span id="L-445"><a href="#L-445"><span class="linenos">445</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">old_name</span> <span class="ow">or</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="p">[])</span>
-</span><span id="L-446"><a href="#L-446"><span class="linenos">446</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">columns</span>
-</span><span id="L-447"><a href="#L-447"><span class="linenos">447</span></a>
-</span><span id="L-448"><a href="#L-448"><span class="linenos">448</span></a>    <span class="k">def</span> <span class="nf">add_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span><span class="p">):</span>
-</span><span id="L-449"><a href="#L-449"><span class="linenos">449</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Add a source to this scope&quot;&quot;&quot;</span>
-</span><span id="L-450"><a href="#L-450"><span class="linenos">450</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">source</span>
-</span><span id="L-451"><a href="#L-451"><span class="linenos">451</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
-</span><span id="L-452"><a href="#L-452"><span class="linenos">452</span></a>
-</span><span id="L-453"><a href="#L-453"><span class="linenos">453</span></a>    <span class="k">def</span> <span class="nf">remove_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
-</span><span id="L-454"><a href="#L-454"><span class="linenos">454</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Remove a source from this scope&quot;&quot;&quot;</span>
-</span><span id="L-455"><a href="#L-455"><span class="linenos">455</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="L-456"><a href="#L-456"><span class="linenos">456</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
-</span><span id="L-457"><a href="#L-457"><span class="linenos">457</span></a>
-</span><span id="L-458"><a href="#L-458"><span class="linenos">458</span></a>    <span class="k">def</span> <span class="fm">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-459"><a href="#L-459"><span class="linenos">459</span></a>        <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;Scope&lt;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">sql</span><span class="p">()</span><span class="si">}</span><span class="s2">&gt;&quot;</span>
+</span><span id="L-430"><a href="#L-430"><span class="linenos">430</span></a>    <span class="k">def</span> <span class="fm">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-431"><a href="#L-431"><span class="linenos">431</span></a>        <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;Scope&lt;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">sql</span><span class="p">()</span><span class="si">}</span><span class="s2">&gt;&quot;</span>
+</span><span id="L-432"><a href="#L-432"><span class="linenos">432</span></a>
+</span><span id="L-433"><a href="#L-433"><span class="linenos">433</span></a>    <span class="k">def</span> <span class="nf">traverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-434"><a href="#L-434"><span class="linenos">434</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-435"><a href="#L-435"><span class="linenos">435</span></a><span class="sd">        Traverse the scope tree from this node.</span>
+</span><span id="L-436"><a href="#L-436"><span class="linenos">436</span></a>
+</span><span id="L-437"><a href="#L-437"><span class="linenos">437</span></a><span class="sd">        Yields:</span>
+</span><span id="L-438"><a href="#L-438"><span class="linenos">438</span></a><span class="sd">            Scope: scope instances in depth-first-search post-order</span>
+</span><span id="L-439"><a href="#L-439"><span class="linenos">439</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-440"><a href="#L-440"><span class="linenos">440</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span>
+</span><span id="L-441"><a href="#L-441"><span class="linenos">441</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">cte_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">union_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">table_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span>
+</span><span id="L-442"><a href="#L-442"><span class="linenos">442</span></a>        <span class="p">):</span>
+</span><span id="L-443"><a href="#L-443"><span class="linenos">443</span></a>            <span class="k">yield from</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">traverse</span><span class="p">()</span>
+</span><span id="L-444"><a href="#L-444"><span class="linenos">444</span></a>        <span class="k">yield</span> <span class="bp">self</span>
+</span><span id="L-445"><a href="#L-445"><span class="linenos">445</span></a>
+</span><span id="L-446"><a href="#L-446"><span class="linenos">446</span></a>    <span class="k">def</span> <span class="nf">ref_count</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="L-447"><a href="#L-447"><span class="linenos">447</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-448"><a href="#L-448"><span class="linenos">448</span></a><span class="sd">        Count the number of times each scope in this tree is referenced.</span>
+</span><span id="L-449"><a href="#L-449"><span class="linenos">449</span></a>
+</span><span id="L-450"><a href="#L-450"><span class="linenos">450</span></a><span class="sd">        Returns:</span>
+</span><span id="L-451"><a href="#L-451"><span class="linenos">451</span></a><span class="sd">            dict[int, int]: Mapping of Scope instance ID to reference count</span>
+</span><span id="L-452"><a href="#L-452"><span class="linenos">452</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="L-453"><a href="#L-453"><span class="linenos">453</span></a>        <span class="n">scope_ref_count</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="k">lambda</span><span class="p">:</span> <span class="mi">0</span><span class="p">)</span>
+</span><span id="L-454"><a href="#L-454"><span class="linenos">454</span></a>
+</span><span id="L-455"><a href="#L-455"><span class="linenos">455</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
+</span><span id="L-456"><a href="#L-456"><span class="linenos">456</span></a>            <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
+</span><span id="L-457"><a href="#L-457"><span class="linenos">457</span></a>                <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">+=</span> <span class="mi">1</span>
+</span><span id="L-458"><a href="#L-458"><span class="linenos">458</span></a>
+</span><span id="L-459"><a href="#L-459"><span class="linenos">459</span></a>        <span class="k">return</span> <span class="n">scope_ref_count</span>
 </span><span id="L-460"><a href="#L-460"><span class="linenos">460</span></a>
-</span><span id="L-461"><a href="#L-461"><span class="linenos">461</span></a>    <span class="k">def</span> <span class="nf">traverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-462"><a href="#L-462"><span class="linenos">462</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-463"><a href="#L-463"><span class="linenos">463</span></a><span class="sd">        Traverse the scope tree from this node.</span>
-</span><span id="L-464"><a href="#L-464"><span class="linenos">464</span></a>
-</span><span id="L-465"><a href="#L-465"><span class="linenos">465</span></a><span class="sd">        Yields:</span>
-</span><span id="L-466"><a href="#L-466"><span class="linenos">466</span></a><span class="sd">            Scope: scope instances in depth-first-search post-order</span>
-</span><span id="L-467"><a href="#L-467"><span class="linenos">467</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-468"><a href="#L-468"><span class="linenos">468</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span>
-</span><span id="L-469"><a href="#L-469"><span class="linenos">469</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">cte_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">union_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">table_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span>
-</span><span id="L-470"><a href="#L-470"><span class="linenos">470</span></a>        <span class="p">):</span>
-</span><span id="L-471"><a href="#L-471"><span class="linenos">471</span></a>            <span class="k">yield from</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">traverse</span><span class="p">()</span>
-</span><span id="L-472"><a href="#L-472"><span class="linenos">472</span></a>        <span class="k">yield</span> <span class="bp">self</span>
-</span><span id="L-473"><a href="#L-473"><span class="linenos">473</span></a>
-</span><span id="L-474"><a href="#L-474"><span class="linenos">474</span></a>    <span class="k">def</span> <span class="nf">ref_count</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="L-475"><a href="#L-475"><span class="linenos">475</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-476"><a href="#L-476"><span class="linenos">476</span></a><span class="sd">        Count the number of times each scope in this tree is referenced.</span>
-</span><span id="L-477"><a href="#L-477"><span class="linenos">477</span></a>
-</span><span id="L-478"><a href="#L-478"><span class="linenos">478</span></a><span class="sd">        Returns:</span>
-</span><span id="L-479"><a href="#L-479"><span class="linenos">479</span></a><span class="sd">            dict[int, int]: Mapping of Scope instance ID to reference count</span>
-</span><span id="L-480"><a href="#L-480"><span class="linenos">480</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="L-481"><a href="#L-481"><span class="linenos">481</span></a>        <span class="n">scope_ref_count</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="k">lambda</span><span class="p">:</span> <span class="mi">0</span><span class="p">)</span>
-</span><span id="L-482"><a href="#L-482"><span class="linenos">482</span></a>
-</span><span id="L-483"><a href="#L-483"><span class="linenos">483</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
-</span><span id="L-484"><a href="#L-484"><span class="linenos">484</span></a>            <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
-</span><span id="L-485"><a href="#L-485"><span class="linenos">485</span></a>                <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">+=</span> <span class="mi">1</span>
-</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a>
-</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a>        <span class="k">return</span> <span class="n">scope_ref_count</span>
-</span><span id="L-488"><a href="#L-488"><span class="linenos">488</span></a>
-</span><span id="L-489"><a href="#L-489"><span class="linenos">489</span></a>
-</span><span id="L-490"><a href="#L-490"><span class="linenos">490</span></a><span class="k">def</span> <span class="nf">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
-</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a><span class="sd">    Traverse an expression by its &quot;scopes&quot;.</span>
+</span><span id="L-461"><a href="#L-461"><span class="linenos">461</span></a>
+</span><span id="L-462"><a href="#L-462"><span class="linenos">462</span></a><span class="k">def</span> <span class="nf">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
+</span><span id="L-463"><a href="#L-463"><span class="linenos">463</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-464"><a href="#L-464"><span class="linenos">464</span></a><span class="sd">    Traverse an expression by its &quot;scopes&quot;.</span>
+</span><span id="L-465"><a href="#L-465"><span class="linenos">465</span></a>
+</span><span id="L-466"><a href="#L-466"><span class="linenos">466</span></a><span class="sd">    &quot;Scope&quot; represents the current context of a Select statement.</span>
+</span><span id="L-467"><a href="#L-467"><span class="linenos">467</span></a>
+</span><span id="L-468"><a href="#L-468"><span class="linenos">468</span></a><span class="sd">    This is helpful for optimizing queries, where we need more information than</span>
+</span><span id="L-469"><a href="#L-469"><span class="linenos">469</span></a><span class="sd">    the expression tree itself. For example, we might care about the source</span>
+</span><span id="L-470"><a href="#L-470"><span class="linenos">470</span></a><span class="sd">    names within a subquery. Returns a list because a generator could result in</span>
+</span><span id="L-471"><a href="#L-471"><span class="linenos">471</span></a><span class="sd">    incomplete properties which is confusing.</span>
+</span><span id="L-472"><a href="#L-472"><span class="linenos">472</span></a>
+</span><span id="L-473"><a href="#L-473"><span class="linenos">473</span></a><span class="sd">    Examples:</span>
+</span><span id="L-474"><a href="#L-474"><span class="linenos">474</span></a><span class="sd">        &gt;&gt;&gt; import sqlglot</span>
+</span><span id="L-475"><a href="#L-475"><span class="linenos">475</span></a><span class="sd">        &gt;&gt;&gt; expression = sqlglot.parse_one(&quot;SELECT a FROM (SELECT a FROM x) AS y&quot;)</span>
+</span><span id="L-476"><a href="#L-476"><span class="linenos">476</span></a><span class="sd">        &gt;&gt;&gt; scopes = traverse_scope(expression)</span>
+</span><span id="L-477"><a href="#L-477"><span class="linenos">477</span></a><span class="sd">        &gt;&gt;&gt; scopes[0].expression.sql(), list(scopes[0].sources)</span>
+</span><span id="L-478"><a href="#L-478"><span class="linenos">478</span></a><span class="sd">        (&#39;SELECT a FROM x&#39;, [&#39;x&#39;])</span>
+</span><span id="L-479"><a href="#L-479"><span class="linenos">479</span></a><span class="sd">        &gt;&gt;&gt; scopes[1].expression.sql(), list(scopes[1].sources)</span>
+</span><span id="L-480"><a href="#L-480"><span class="linenos">480</span></a><span class="sd">        (&#39;SELECT a FROM (SELECT a FROM x) AS y&#39;, [&#39;y&#39;])</span>
+</span><span id="L-481"><a href="#L-481"><span class="linenos">481</span></a>
+</span><span id="L-482"><a href="#L-482"><span class="linenos">482</span></a><span class="sd">    Args:</span>
+</span><span id="L-483"><a href="#L-483"><span class="linenos">483</span></a><span class="sd">        expression (exp.Expression): expression to traverse</span>
+</span><span id="L-484"><a href="#L-484"><span class="linenos">484</span></a><span class="sd">    Returns:</span>
+</span><span id="L-485"><a href="#L-485"><span class="linenos">485</span></a><span class="sd">        list[Scope]: scope instances</span>
+</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unionable</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
+</span><span id="L-488"><a href="#L-488"><span class="linenos">488</span></a>        <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DDL</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
+</span><span id="L-489"><a href="#L-489"><span class="linenos">489</span></a>    <span class="p">):</span>
+</span><span id="L-490"><a href="#L-490"><span class="linenos">490</span></a>        <span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_traverse_scope</span><span class="p">(</span><span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)))</span>
+</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a>
+</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a>    <span class="k">return</span> <span class="p">[]</span>
 </span><span id="L-493"><a href="#L-493"><span class="linenos">493</span></a>
-</span><span id="L-494"><a href="#L-494"><span class="linenos">494</span></a><span class="sd">    &quot;Scope&quot; represents the current context of a Select statement.</span>
-</span><span id="L-495"><a href="#L-495"><span class="linenos">495</span></a>
-</span><span id="L-496"><a href="#L-496"><span class="linenos">496</span></a><span class="sd">    This is helpful for optimizing queries, where we need more information than</span>
-</span><span id="L-497"><a href="#L-497"><span class="linenos">497</span></a><span class="sd">    the expression tree itself. For example, we might care about the source</span>
-</span><span id="L-498"><a href="#L-498"><span class="linenos">498</span></a><span class="sd">    names within a subquery. Returns a list because a generator could result in</span>
-</span><span id="L-499"><a href="#L-499"><span class="linenos">499</span></a><span class="sd">    incomplete properties which is confusing.</span>
-</span><span id="L-500"><a href="#L-500"><span class="linenos">500</span></a>
-</span><span id="L-501"><a href="#L-501"><span class="linenos">501</span></a><span class="sd">    Examples:</span>
-</span><span id="L-502"><a href="#L-502"><span class="linenos">502</span></a><span class="sd">        &gt;&gt;&gt; import sqlglot</span>
-</span><span id="L-503"><a href="#L-503"><span class="linenos">503</span></a><span class="sd">        &gt;&gt;&gt; expression = sqlglot.parse_one(&quot;SELECT a FROM (SELECT a FROM x) AS y&quot;)</span>
-</span><span id="L-504"><a href="#L-504"><span class="linenos">504</span></a><span class="sd">        &gt;&gt;&gt; scopes = traverse_scope(expression)</span>
-</span><span id="L-505"><a href="#L-505"><span class="linenos">505</span></a><span class="sd">        &gt;&gt;&gt; scopes[0].expression.sql(), list(scopes[0].sources)</span>
-</span><span id="L-506"><a href="#L-506"><span class="linenos">506</span></a><span class="sd">        (&#39;SELECT a FROM x&#39;, [&#39;x&#39;])</span>
-</span><span id="L-507"><a href="#L-507"><span class="linenos">507</span></a><span class="sd">        &gt;&gt;&gt; scopes[1].expression.sql(), list(scopes[1].sources)</span>
-</span><span id="L-508"><a href="#L-508"><span class="linenos">508</span></a><span class="sd">        (&#39;SELECT a FROM (SELECT a FROM x) AS y&#39;, [&#39;y&#39;])</span>
+</span><span id="L-494"><a href="#L-494"><span class="linenos">494</span></a>
+</span><span id="L-495"><a href="#L-495"><span class="linenos">495</span></a><span class="k">def</span> <span class="nf">build_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
+</span><span id="L-496"><a href="#L-496"><span class="linenos">496</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-497"><a href="#L-497"><span class="linenos">497</span></a><span class="sd">    Build a scope tree.</span>
+</span><span id="L-498"><a href="#L-498"><span class="linenos">498</span></a>
+</span><span id="L-499"><a href="#L-499"><span class="linenos">499</span></a><span class="sd">    Args:</span>
+</span><span id="L-500"><a href="#L-500"><span class="linenos">500</span></a><span class="sd">        expression (exp.Expression): expression to build the scope tree for</span>
+</span><span id="L-501"><a href="#L-501"><span class="linenos">501</span></a><span class="sd">    Returns:</span>
+</span><span id="L-502"><a href="#L-502"><span class="linenos">502</span></a><span class="sd">        Scope: root scope</span>
+</span><span id="L-503"><a href="#L-503"><span class="linenos">503</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-504"><a href="#L-504"><span class="linenos">504</span></a>    <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-505"><a href="#L-505"><span class="linenos">505</span></a>    <span class="k">if</span> <span class="n">scopes</span><span class="p">:</span>
+</span><span id="L-506"><a href="#L-506"><span class="linenos">506</span></a>        <span class="k">return</span> <span class="n">scopes</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
+</span><span id="L-507"><a href="#L-507"><span class="linenos">507</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-508"><a href="#L-508"><span class="linenos">508</span></a>
 </span><span id="L-509"><a href="#L-509"><span class="linenos">509</span></a>
-</span><span id="L-510"><a href="#L-510"><span class="linenos">510</span></a><span class="sd">    Args:</span>
-</span><span id="L-511"><a href="#L-511"><span class="linenos">511</span></a><span class="sd">        expression (exp.Expression): expression to traverse</span>
-</span><span id="L-512"><a href="#L-512"><span class="linenos">512</span></a><span class="sd">    Returns:</span>
-</span><span id="L-513"><a href="#L-513"><span class="linenos">513</span></a><span class="sd">        list[Scope]: scope instances</span>
-</span><span id="L-514"><a href="#L-514"><span class="linenos">514</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-515"><a href="#L-515"><span class="linenos">515</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unionable</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
-</span><span id="L-516"><a href="#L-516"><span class="linenos">516</span></a>        <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DDL</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
-</span><span id="L-517"><a href="#L-517"><span class="linenos">517</span></a>    <span class="p">):</span>
-</span><span id="L-518"><a href="#L-518"><span class="linenos">518</span></a>        <span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_traverse_scope</span><span class="p">(</span><span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)))</span>
-</span><span id="L-519"><a href="#L-519"><span class="linenos">519</span></a>
-</span><span id="L-520"><a href="#L-520"><span class="linenos">520</span></a>    <span class="k">return</span> <span class="p">[]</span>
-</span><span id="L-521"><a href="#L-521"><span class="linenos">521</span></a>
-</span><span id="L-522"><a href="#L-522"><span class="linenos">522</span></a>
-</span><span id="L-523"><a href="#L-523"><span class="linenos">523</span></a><span class="k">def</span> <span class="nf">build_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
-</span><span id="L-524"><a href="#L-524"><span class="linenos">524</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-525"><a href="#L-525"><span class="linenos">525</span></a><span class="sd">    Build a scope tree.</span>
-</span><span id="L-526"><a href="#L-526"><span class="linenos">526</span></a>
-</span><span id="L-527"><a href="#L-527"><span class="linenos">527</span></a><span class="sd">    Args:</span>
-</span><span id="L-528"><a href="#L-528"><span class="linenos">528</span></a><span class="sd">        expression (exp.Expression): expression to build the scope tree for</span>
-</span><span id="L-529"><a href="#L-529"><span class="linenos">529</span></a><span class="sd">    Returns:</span>
-</span><span id="L-530"><a href="#L-530"><span class="linenos">530</span></a><span class="sd">        Scope: root scope</span>
-</span><span id="L-531"><a href="#L-531"><span class="linenos">531</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-532"><a href="#L-532"><span class="linenos">532</span></a>    <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-533"><a href="#L-533"><span class="linenos">533</span></a>    <span class="k">if</span> <span class="n">scopes</span><span class="p">:</span>
-</span><span id="L-534"><a href="#L-534"><span class="linenos">534</span></a>        <span class="k">return</span> <span class="n">scopes</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
-</span><span id="L-535"><a href="#L-535"><span class="linenos">535</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-510"><a href="#L-510"><span class="linenos">510</span></a><span class="k">def</span> <span class="nf">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-511"><a href="#L-511"><span class="linenos">511</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
+</span><span id="L-512"><a href="#L-512"><span class="linenos">512</span></a>        <span class="k">yield from</span> <span class="n">_traverse_select</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-513"><a href="#L-513"><span class="linenos">513</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
+</span><span id="L-514"><a href="#L-514"><span class="linenos">514</span></a>        <span class="k">yield from</span> <span class="n">_traverse_union</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-515"><a href="#L-515"><span class="linenos">515</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">):</span>
+</span><span id="L-516"><a href="#L-516"><span class="linenos">516</span></a>        <span class="k">yield from</span> <span class="n">_traverse_subqueries</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-517"><a href="#L-517"><span class="linenos">517</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="L-518"><a href="#L-518"><span class="linenos">518</span></a>        <span class="k">yield from</span> <span class="n">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-519"><a href="#L-519"><span class="linenos">519</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
+</span><span id="L-520"><a href="#L-520"><span class="linenos">520</span></a>        <span class="k">yield from</span> <span class="n">_traverse_udtfs</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-521"><a href="#L-521"><span class="linenos">521</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DDL</span><span class="p">):</span>
+</span><span id="L-522"><a href="#L-522"><span class="linenos">522</span></a>        <span class="k">yield from</span> <span class="n">_traverse_ddl</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-523"><a href="#L-523"><span class="linenos">523</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="L-524"><a href="#L-524"><span class="linenos">524</span></a>        <span class="n">logger</span><span class="o">.</span><span class="n">warning</span><span class="p">(</span>
+</span><span id="L-525"><a href="#L-525"><span class="linenos">525</span></a>            <span class="s2">&quot;Cannot traverse scope </span><span class="si">%s</span><span class="s2"> with type &#39;</span><span class="si">%s</span><span class="s2">&#39;&quot;</span><span class="p">,</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="nb">type</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-526"><a href="#L-526"><span class="linenos">526</span></a>        <span class="p">)</span>
+</span><span id="L-527"><a href="#L-527"><span class="linenos">527</span></a>        <span class="k">return</span>
+</span><span id="L-528"><a href="#L-528"><span class="linenos">528</span></a>
+</span><span id="L-529"><a href="#L-529"><span class="linenos">529</span></a>    <span class="k">yield</span> <span class="n">scope</span>
+</span><span id="L-530"><a href="#L-530"><span class="linenos">530</span></a>
+</span><span id="L-531"><a href="#L-531"><span class="linenos">531</span></a>
+</span><span id="L-532"><a href="#L-532"><span class="linenos">532</span></a><span class="k">def</span> <span class="nf">_traverse_select</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-533"><a href="#L-533"><span class="linenos">533</span></a>    <span class="k">yield from</span> <span class="n">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-534"><a href="#L-534"><span class="linenos">534</span></a>    <span class="k">yield from</span> <span class="n">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-535"><a href="#L-535"><span class="linenos">535</span></a>    <span class="k">yield from</span> <span class="n">_traverse_subqueries</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
 </span><span id="L-536"><a href="#L-536"><span class="linenos">536</span></a>
 </span><span id="L-537"><a href="#L-537"><span class="linenos">537</span></a>
-</span><span id="L-538"><a href="#L-538"><span class="linenos">538</span></a><span class="k">def</span> <span class="nf">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-539"><a href="#L-539"><span class="linenos">539</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
-</span><span id="L-540"><a href="#L-540"><span class="linenos">540</span></a>        <span class="k">yield from</span> <span class="n">_traverse_select</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-541"><a href="#L-541"><span class="linenos">541</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
-</span><span id="L-542"><a href="#L-542"><span class="linenos">542</span></a>        <span class="k">yield from</span> <span class="n">_traverse_union</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-543"><a href="#L-543"><span class="linenos">543</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">):</span>
-</span><span id="L-544"><a href="#L-544"><span class="linenos">544</span></a>        <span class="k">yield from</span> <span class="n">_traverse_subqueries</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-545"><a href="#L-545"><span class="linenos">545</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="L-546"><a href="#L-546"><span class="linenos">546</span></a>        <span class="k">yield from</span> <span class="n">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-547"><a href="#L-547"><span class="linenos">547</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
-</span><span id="L-548"><a href="#L-548"><span class="linenos">548</span></a>        <span class="k">yield from</span> <span class="n">_traverse_udtfs</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-549"><a href="#L-549"><span class="linenos">549</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DDL</span><span class="p">):</span>
-</span><span id="L-550"><a href="#L-550"><span class="linenos">550</span></a>        <span class="k">yield from</span> <span class="n">_traverse_ddl</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-551"><a href="#L-551"><span class="linenos">551</span></a>    <span class="k">else</span><span class="p">:</span>
-</span><span id="L-552"><a href="#L-552"><span class="linenos">552</span></a>        <span class="n">logger</span><span class="o">.</span><span class="n">warning</span><span class="p">(</span>
-</span><span id="L-553"><a href="#L-553"><span class="linenos">553</span></a>            <span class="s2">&quot;Cannot traverse scope </span><span class="si">%s</span><span class="s2"> with type &#39;</span><span class="si">%s</span><span class="s2">&#39;&quot;</span><span class="p">,</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="nb">type</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-554"><a href="#L-554"><span class="linenos">554</span></a>        <span class="p">)</span>
-</span><span id="L-555"><a href="#L-555"><span class="linenos">555</span></a>        <span class="k">return</span>
-</span><span id="L-556"><a href="#L-556"><span class="linenos">556</span></a>
-</span><span id="L-557"><a href="#L-557"><span class="linenos">557</span></a>    <span class="k">yield</span> <span class="n">scope</span>
+</span><span id="L-538"><a href="#L-538"><span class="linenos">538</span></a><span class="k">def</span> <span class="nf">_traverse_union</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-539"><a href="#L-539"><span class="linenos">539</span></a>    <span class="k">yield from</span> <span class="n">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-540"><a href="#L-540"><span class="linenos">540</span></a>
+</span><span id="L-541"><a href="#L-541"><span class="linenos">541</span></a>    <span class="c1"># The last scope to be yield should be the top most scope</span>
+</span><span id="L-542"><a href="#L-542"><span class="linenos">542</span></a>    <span class="n">left</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-543"><a href="#L-543"><span class="linenos">543</span></a>    <span class="k">for</span> <span class="n">left</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span><span class="p">)):</span>
+</span><span id="L-544"><a href="#L-544"><span class="linenos">544</span></a>        <span class="k">yield</span> <span class="n">left</span>
+</span><span id="L-545"><a href="#L-545"><span class="linenos">545</span></a>
+</span><span id="L-546"><a href="#L-546"><span class="linenos">546</span></a>    <span class="n">right</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-547"><a href="#L-547"><span class="linenos">547</span></a>    <span class="k">for</span> <span class="n">right</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span><span class="p">)):</span>
+</span><span id="L-548"><a href="#L-548"><span class="linenos">548</span></a>        <span class="k">yield</span> <span class="n">right</span>
+</span><span id="L-549"><a href="#L-549"><span class="linenos">549</span></a>
+</span><span id="L-550"><a href="#L-550"><span class="linenos">550</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">union_scopes</span> <span class="o">=</span> <span class="p">[</span><span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">]</span>
+</span><span id="L-551"><a href="#L-551"><span class="linenos">551</span></a>
+</span><span id="L-552"><a href="#L-552"><span class="linenos">552</span></a>
+</span><span id="L-553"><a href="#L-553"><span class="linenos">553</span></a><span class="k">def</span> <span class="nf">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-554"><a href="#L-554"><span class="linenos">554</span></a>    <span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-555"><a href="#L-555"><span class="linenos">555</span></a>
+</span><span id="L-556"><a href="#L-556"><span class="linenos">556</span></a>    <span class="k">for</span> <span class="n">cte</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">ctes</span><span class="p">:</span>
+</span><span id="L-557"><a href="#L-557"><span class="linenos">557</span></a>        <span class="n">recursive_scope</span> <span class="o">=</span> <span class="kc">None</span>
 </span><span id="L-558"><a href="#L-558"><span class="linenos">558</span></a>
-</span><span id="L-559"><a href="#L-559"><span class="linenos">559</span></a>
-</span><span id="L-560"><a href="#L-560"><span class="linenos">560</span></a><span class="k">def</span> <span class="nf">_traverse_select</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-561"><a href="#L-561"><span class="linenos">561</span></a>    <span class="k">yield from</span> <span class="n">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-562"><a href="#L-562"><span class="linenos">562</span></a>    <span class="k">yield from</span> <span class="n">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-563"><a href="#L-563"><span class="linenos">563</span></a>    <span class="k">yield from</span> <span class="n">_traverse_subqueries</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-559"><a href="#L-559"><span class="linenos">559</span></a>        <span class="c1"># if the scope is a recursive cte, it must be in the form of base_case UNION recursive.</span>
+</span><span id="L-560"><a href="#L-560"><span class="linenos">560</span></a>        <span class="c1"># thus the recursive scope is the first section of the union.</span>
+</span><span id="L-561"><a href="#L-561"><span class="linenos">561</span></a>        <span class="n">with_</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;with&quot;</span><span class="p">)</span>
+</span><span id="L-562"><a href="#L-562"><span class="linenos">562</span></a>        <span class="k">if</span> <span class="n">with_</span> <span class="ow">and</span> <span class="n">with_</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
+</span><span id="L-563"><a href="#L-563"><span class="linenos">563</span></a>            <span class="n">union</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">this</span>
 </span><span id="L-564"><a href="#L-564"><span class="linenos">564</span></a>
-</span><span id="L-565"><a href="#L-565"><span class="linenos">565</span></a>
-</span><span id="L-566"><a href="#L-566"><span class="linenos">566</span></a><span class="k">def</span> <span class="nf">_traverse_union</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-567"><a href="#L-567"><span class="linenos">567</span></a>    <span class="k">yield from</span> <span class="n">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-568"><a href="#L-568"><span class="linenos">568</span></a>
-</span><span id="L-569"><a href="#L-569"><span class="linenos">569</span></a>    <span class="c1"># The last scope to be yield should be the top most scope</span>
-</span><span id="L-570"><a href="#L-570"><span class="linenos">570</span></a>    <span class="n">left</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-571"><a href="#L-571"><span class="linenos">571</span></a>    <span class="k">for</span> <span class="n">left</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span><span class="p">)):</span>
-</span><span id="L-572"><a href="#L-572"><span class="linenos">572</span></a>        <span class="k">yield</span> <span class="n">left</span>
-</span><span id="L-573"><a href="#L-573"><span class="linenos">573</span></a>
-</span><span id="L-574"><a href="#L-574"><span class="linenos">574</span></a>    <span class="n">right</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-575"><a href="#L-575"><span class="linenos">575</span></a>    <span class="k">for</span> <span class="n">right</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span><span class="p">)):</span>
-</span><span id="L-576"><a href="#L-576"><span class="linenos">576</span></a>        <span class="k">yield</span> <span class="n">right</span>
-</span><span id="L-577"><a href="#L-577"><span class="linenos">577</span></a>
-</span><span id="L-578"><a href="#L-578"><span class="linenos">578</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">union_scopes</span> <span class="o">=</span> <span class="p">[</span><span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">]</span>
+</span><span id="L-565"><a href="#L-565"><span class="linenos">565</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">union</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
+</span><span id="L-566"><a href="#L-566"><span class="linenos">566</span></a>                <span class="n">recursive_scope</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">union</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span><span class="p">)</span>
+</span><span id="L-567"><a href="#L-567"><span class="linenos">567</span></a>
+</span><span id="L-568"><a href="#L-568"><span class="linenos">568</span></a>        <span class="n">child_scope</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-569"><a href="#L-569"><span class="linenos">569</span></a>
+</span><span id="L-570"><a href="#L-570"><span class="linenos">570</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span>
+</span><span id="L-571"><a href="#L-571"><span class="linenos">571</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
+</span><span id="L-572"><a href="#L-572"><span class="linenos">572</span></a>                <span class="n">cte</span><span class="o">.</span><span class="n">this</span><span class="p">,</span>
+</span><span id="L-573"><a href="#L-573"><span class="linenos">573</span></a>                <span class="n">chain_sources</span><span class="o">=</span><span class="n">sources</span><span class="p">,</span>
+</span><span id="L-574"><a href="#L-574"><span class="linenos">574</span></a>                <span class="n">outer_column_list</span><span class="o">=</span><span class="n">cte</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
+</span><span id="L-575"><a href="#L-575"><span class="linenos">575</span></a>                <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span><span class="p">,</span>
+</span><span id="L-576"><a href="#L-576"><span class="linenos">576</span></a>            <span class="p">)</span>
+</span><span id="L-577"><a href="#L-577"><span class="linenos">577</span></a>        <span class="p">):</span>
+</span><span id="L-578"><a href="#L-578"><span class="linenos">578</span></a>            <span class="k">yield</span> <span class="n">child_scope</span>
 </span><span id="L-579"><a href="#L-579"><span class="linenos">579</span></a>
-</span><span id="L-580"><a href="#L-580"><span class="linenos">580</span></a>
-</span><span id="L-581"><a href="#L-581"><span class="linenos">581</span></a><span class="k">def</span> <span class="nf">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-582"><a href="#L-582"><span class="linenos">582</span></a>    <span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-583"><a href="#L-583"><span class="linenos">583</span></a>
-</span><span id="L-584"><a href="#L-584"><span class="linenos">584</span></a>    <span class="k">for</span> <span class="n">cte</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">ctes</span><span class="p">:</span>
-</span><span id="L-585"><a href="#L-585"><span class="linenos">585</span></a>        <span class="n">recursive_scope</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-586"><a href="#L-586"><span class="linenos">586</span></a>
-</span><span id="L-587"><a href="#L-587"><span class="linenos">587</span></a>        <span class="c1"># if the scope is a recursive cte, it must be in the form of base_case UNION recursive.</span>
-</span><span id="L-588"><a href="#L-588"><span class="linenos">588</span></a>        <span class="c1"># thus the recursive scope is the first section of the union.</span>
-</span><span id="L-589"><a href="#L-589"><span class="linenos">589</span></a>        <span class="n">with_</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;with&quot;</span><span class="p">)</span>
-</span><span id="L-590"><a href="#L-590"><span class="linenos">590</span></a>        <span class="k">if</span> <span class="n">with_</span> <span class="ow">and</span> <span class="n">with_</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
-</span><span id="L-591"><a href="#L-591"><span class="linenos">591</span></a>            <span class="n">union</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-580"><a href="#L-580"><span class="linenos">580</span></a>            <span class="n">alias</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">alias</span>
+</span><span id="L-581"><a href="#L-581"><span class="linenos">581</span></a>            <span class="n">sources</span><span class="p">[</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-582"><a href="#L-582"><span class="linenos">582</span></a>
+</span><span id="L-583"><a href="#L-583"><span class="linenos">583</span></a>            <span class="k">if</span> <span class="n">recursive_scope</span><span class="p">:</span>
+</span><span id="L-584"><a href="#L-584"><span class="linenos">584</span></a>                <span class="n">child_scope</span><span class="o">.</span><span class="n">add_source</span><span class="p">(</span><span class="n">alias</span><span class="p">,</span> <span class="n">recursive_scope</span><span class="p">)</span>
+</span><span id="L-585"><a href="#L-585"><span class="linenos">585</span></a>
+</span><span id="L-586"><a href="#L-586"><span class="linenos">586</span></a>        <span class="c1"># append the final child_scope yielded</span>
+</span><span id="L-587"><a href="#L-587"><span class="linenos">587</span></a>        <span class="k">if</span> <span class="n">child_scope</span><span class="p">:</span>
+</span><span id="L-588"><a href="#L-588"><span class="linenos">588</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">cte_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">child_scope</span><span class="p">)</span>
+</span><span id="L-589"><a href="#L-589"><span class="linenos">589</span></a>
+</span><span id="L-590"><a href="#L-590"><span class="linenos">590</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
+</span><span id="L-591"><a href="#L-591"><span class="linenos">591</span></a>
 </span><span id="L-592"><a href="#L-592"><span class="linenos">592</span></a>
-</span><span id="L-593"><a href="#L-593"><span class="linenos">593</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">union</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
-</span><span id="L-594"><a href="#L-594"><span class="linenos">594</span></a>                <span class="n">recursive_scope</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">union</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span><span class="p">)</span>
-</span><span id="L-595"><a href="#L-595"><span class="linenos">595</span></a>
-</span><span id="L-596"><a href="#L-596"><span class="linenos">596</span></a>        <span class="n">child_scope</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-597"><a href="#L-597"><span class="linenos">597</span></a>
-</span><span id="L-598"><a href="#L-598"><span class="linenos">598</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span>
-</span><span id="L-599"><a href="#L-599"><span class="linenos">599</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
-</span><span id="L-600"><a href="#L-600"><span class="linenos">600</span></a>                <span class="n">cte</span><span class="o">.</span><span class="n">this</span><span class="p">,</span>
-</span><span id="L-601"><a href="#L-601"><span class="linenos">601</span></a>                <span class="n">chain_sources</span><span class="o">=</span><span class="n">sources</span><span class="p">,</span>
-</span><span id="L-602"><a href="#L-602"><span class="linenos">602</span></a>                <span class="n">outer_column_list</span><span class="o">=</span><span class="n">cte</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
-</span><span id="L-603"><a href="#L-603"><span class="linenos">603</span></a>                <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span><span class="p">,</span>
-</span><span id="L-604"><a href="#L-604"><span class="linenos">604</span></a>            <span class="p">)</span>
-</span><span id="L-605"><a href="#L-605"><span class="linenos">605</span></a>        <span class="p">):</span>
-</span><span id="L-606"><a href="#L-606"><span class="linenos">606</span></a>            <span class="k">yield</span> <span class="n">child_scope</span>
-</span><span id="L-607"><a href="#L-607"><span class="linenos">607</span></a>
-</span><span id="L-608"><a href="#L-608"><span class="linenos">608</span></a>            <span class="n">alias</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">alias</span>
-</span><span id="L-609"><a href="#L-609"><span class="linenos">609</span></a>            <span class="n">sources</span><span class="p">[</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-593"><a href="#L-593"><span class="linenos">593</span></a><span class="k">def</span> <span class="nf">_is_derived_table</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
+</span><span id="L-594"><a href="#L-594"><span class="linenos">594</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-595"><a href="#L-595"><span class="linenos">595</span></a><span class="sd">    We represent (tbl1 JOIN tbl2) as a Subquery, but it&#39;s not really a &quot;derived table&quot;,</span>
+</span><span id="L-596"><a href="#L-596"><span class="linenos">596</span></a><span class="sd">    as it doesn&#39;t introduce a new scope. If an alias is present, it shadows all names</span>
+</span><span id="L-597"><a href="#L-597"><span class="linenos">597</span></a><span class="sd">    under the Subquery, so that&#39;s one exception to this rule.</span>
+</span><span id="L-598"><a href="#L-598"><span class="linenos">598</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-599"><a href="#L-599"><span class="linenos">599</span></a>    <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">))</span>
+</span><span id="L-600"><a href="#L-600"><span class="linenos">600</span></a>
+</span><span id="L-601"><a href="#L-601"><span class="linenos">601</span></a>
+</span><span id="L-602"><a href="#L-602"><span class="linenos">602</span></a><span class="k">def</span> <span class="nf">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-603"><a href="#L-603"><span class="linenos">603</span></a>    <span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-604"><a href="#L-604"><span class="linenos">604</span></a>
+</span><span id="L-605"><a href="#L-605"><span class="linenos">605</span></a>    <span class="c1"># Traverse FROMs, JOINs, and LATERALs in the order they are defined</span>
+</span><span id="L-606"><a href="#L-606"><span class="linenos">606</span></a>    <span class="n">expressions</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-607"><a href="#L-607"><span class="linenos">607</span></a>    <span class="n">from_</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
+</span><span id="L-608"><a href="#L-608"><span class="linenos">608</span></a>    <span class="k">if</span> <span class="n">from_</span><span class="p">:</span>
+</span><span id="L-609"><a href="#L-609"><span class="linenos">609</span></a>        <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">from_</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
 </span><span id="L-610"><a href="#L-610"><span class="linenos">610</span></a>
-</span><span id="L-611"><a href="#L-611"><span class="linenos">611</span></a>            <span class="k">if</span> <span class="n">recursive_scope</span><span class="p">:</span>
-</span><span id="L-612"><a href="#L-612"><span class="linenos">612</span></a>                <span class="n">child_scope</span><span class="o">.</span><span class="n">add_source</span><span class="p">(</span><span class="n">alias</span><span class="p">,</span> <span class="n">recursive_scope</span><span class="p">)</span>
+</span><span id="L-611"><a href="#L-611"><span class="linenos">611</span></a>    <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]:</span>
+</span><span id="L-612"><a href="#L-612"><span class="linenos">612</span></a>        <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
 </span><span id="L-613"><a href="#L-613"><span class="linenos">613</span></a>
-</span><span id="L-614"><a href="#L-614"><span class="linenos">614</span></a>        <span class="c1"># append the final child_scope yielded</span>
-</span><span id="L-615"><a href="#L-615"><span class="linenos">615</span></a>        <span class="k">if</span> <span class="n">child_scope</span><span class="p">:</span>
-</span><span id="L-616"><a href="#L-616"><span class="linenos">616</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">cte_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">child_scope</span><span class="p">)</span>
-</span><span id="L-617"><a href="#L-617"><span class="linenos">617</span></a>
-</span><span id="L-618"><a href="#L-618"><span class="linenos">618</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
-</span><span id="L-619"><a href="#L-619"><span class="linenos">619</span></a>
-</span><span id="L-620"><a href="#L-620"><span class="linenos">620</span></a>
-</span><span id="L-621"><a href="#L-621"><span class="linenos">621</span></a><span class="k">def</span> <span class="nf">_is_derived_table</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
-</span><span id="L-622"><a href="#L-622"><span class="linenos">622</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-623"><a href="#L-623"><span class="linenos">623</span></a><span class="sd">    We represent (tbl1 JOIN tbl2) as a Subquery, but it&#39;s not really a &quot;derived table&quot;,</span>
-</span><span id="L-624"><a href="#L-624"><span class="linenos">624</span></a><span class="sd">    as it doesn&#39;t introduce a new scope. If an alias is present, it shadows all names</span>
-</span><span id="L-625"><a href="#L-625"><span class="linenos">625</span></a><span class="sd">    under the Subquery, so that&#39;s one exception to this rule.</span>
-</span><span id="L-626"><a href="#L-626"><span class="linenos">626</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-627"><a href="#L-627"><span class="linenos">627</span></a>    <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">))</span>
-</span><span id="L-628"><a href="#L-628"><span class="linenos">628</span></a>
-</span><span id="L-629"><a href="#L-629"><span class="linenos">629</span></a>
-</span><span id="L-630"><a href="#L-630"><span class="linenos">630</span></a><span class="k">def</span> <span class="nf">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-631"><a href="#L-631"><span class="linenos">631</span></a>    <span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-632"><a href="#L-632"><span class="linenos">632</span></a>
-</span><span id="L-633"><a href="#L-633"><span class="linenos">633</span></a>    <span class="c1"># Traverse FROMs, JOINs, and LATERALs in the order they are defined</span>
-</span><span id="L-634"><a href="#L-634"><span class="linenos">634</span></a>    <span class="n">expressions</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="L-635"><a href="#L-635"><span class="linenos">635</span></a>    <span class="n">from_</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
-</span><span id="L-636"><a href="#L-636"><span class="linenos">636</span></a>    <span class="k">if</span> <span class="n">from_</span><span class="p">:</span>
-</span><span id="L-637"><a href="#L-637"><span class="linenos">637</span></a>        <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">from_</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
-</span><span id="L-638"><a href="#L-638"><span class="linenos">638</span></a>
-</span><span id="L-639"><a href="#L-639"><span class="linenos">639</span></a>    <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]:</span>
-</span><span id="L-640"><a href="#L-640"><span class="linenos">640</span></a>        <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
-</span><span id="L-641"><a href="#L-641"><span class="linenos">641</span></a>
-</span><span id="L-642"><a href="#L-642"><span class="linenos">642</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="L-643"><a href="#L-643"><span class="linenos">643</span></a>        <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-644"><a href="#L-644"><span class="linenos">644</span></a>
-</span><span id="L-645"><a href="#L-645"><span class="linenos">645</span></a>    <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;laterals&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
-</span><span id="L-646"><a href="#L-646"><span class="linenos">646</span></a>
-</span><span id="L-647"><a href="#L-647"><span class="linenos">647</span></a>    <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
-</span><span id="L-648"><a href="#L-648"><span class="linenos">648</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
-</span><span id="L-649"><a href="#L-649"><span class="linenos">649</span></a>            <span class="n">table_name</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">name</span>
-</span><span id="L-650"><a href="#L-650"><span class="linenos">650</span></a>            <span class="n">source_name</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias_or_name</span>
-</span><span id="L-651"><a href="#L-651"><span class="linenos">651</span></a>
-</span><span id="L-652"><a href="#L-652"><span class="linenos">652</span></a>            <span class="k">if</span> <span class="n">table_name</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">db</span><span class="p">:</span>
-</span><span id="L-653"><a href="#L-653"><span class="linenos">653</span></a>                <span class="c1"># This is a reference to a parent source (e.g. a CTE), not an actual table, unless</span>
-</span><span id="L-654"><a href="#L-654"><span class="linenos">654</span></a>                <span class="c1"># it is pivoted, because then we get back a new table and hence a new source.</span>
-</span><span id="L-655"><a href="#L-655"><span class="linenos">655</span></a>                <span class="n">pivots</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span>
-</span><span id="L-656"><a href="#L-656"><span class="linenos">656</span></a>                <span class="k">if</span> <span class="n">pivots</span><span class="p">:</span>
-</span><span id="L-657"><a href="#L-657"><span class="linenos">657</span></a>                    <span class="n">sources</span><span class="p">[</span><span class="n">pivots</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">expression</span>
-</span><span id="L-658"><a href="#L-658"><span class="linenos">658</span></a>                <span class="k">else</span><span class="p">:</span>
-</span><span id="L-659"><a href="#L-659"><span class="linenos">659</span></a>                    <span class="n">sources</span><span class="p">[</span><span class="n">source_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">table_name</span><span class="p">]</span>
-</span><span id="L-660"><a href="#L-660"><span class="linenos">660</span></a>            <span class="k">elif</span> <span class="n">source_name</span> <span class="ow">in</span> <span class="n">sources</span><span class="p">:</span>
-</span><span id="L-661"><a href="#L-661"><span class="linenos">661</span></a>                <span class="n">sources</span><span class="p">[</span><span class="n">find_new_name</span><span class="p">(</span><span class="n">sources</span><span class="p">,</span> <span class="n">table_name</span><span class="p">)]</span> <span class="o">=</span> <span class="n">expression</span>
-</span><span id="L-662"><a href="#L-662"><span class="linenos">662</span></a>            <span class="k">else</span><span class="p">:</span>
-</span><span id="L-663"><a href="#L-663"><span class="linenos">663</span></a>                <span class="n">sources</span><span class="p">[</span><span class="n">source_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">expression</span>
-</span><span id="L-664"><a href="#L-664"><span class="linenos">664</span></a>
-</span><span id="L-665"><a href="#L-665"><span class="linenos">665</span></a>            <span class="c1"># Make sure to not include the joins twice</span>
-</span><span id="L-666"><a href="#L-666"><span class="linenos">666</span></a>            <span class="k">if</span> <span class="n">expression</span> <span class="ow">is</span> <span class="ow">not</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">:</span>
-</span><span id="L-667"><a href="#L-667"><span class="linenos">667</span></a>                <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
-</span><span id="L-668"><a href="#L-668"><span class="linenos">668</span></a>
-</span><span id="L-669"><a href="#L-669"><span class="linenos">669</span></a>            <span class="k">continue</span>
+</span><span id="L-614"><a href="#L-614"><span class="linenos">614</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="L-615"><a href="#L-615"><span class="linenos">615</span></a>        <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-616"><a href="#L-616"><span class="linenos">616</span></a>
+</span><span id="L-617"><a href="#L-617"><span class="linenos">617</span></a>    <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;laterals&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
+</span><span id="L-618"><a href="#L-618"><span class="linenos">618</span></a>
+</span><span id="L-619"><a href="#L-619"><span class="linenos">619</span></a>    <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
+</span><span id="L-620"><a href="#L-620"><span class="linenos">620</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
+</span><span id="L-621"><a href="#L-621"><span class="linenos">621</span></a>            <span class="n">table_name</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">name</span>
+</span><span id="L-622"><a href="#L-622"><span class="linenos">622</span></a>            <span class="n">source_name</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias_or_name</span>
+</span><span id="L-623"><a href="#L-623"><span class="linenos">623</span></a>
+</span><span id="L-624"><a href="#L-624"><span class="linenos">624</span></a>            <span class="k">if</span> <span class="n">table_name</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">db</span><span class="p">:</span>
+</span><span id="L-625"><a href="#L-625"><span class="linenos">625</span></a>                <span class="c1"># This is a reference to a parent source (e.g. a CTE), not an actual table, unless</span>
+</span><span id="L-626"><a href="#L-626"><span class="linenos">626</span></a>                <span class="c1"># it is pivoted, because then we get back a new table and hence a new source.</span>
+</span><span id="L-627"><a href="#L-627"><span class="linenos">627</span></a>                <span class="n">pivots</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span>
+</span><span id="L-628"><a href="#L-628"><span class="linenos">628</span></a>                <span class="k">if</span> <span class="n">pivots</span><span class="p">:</span>
+</span><span id="L-629"><a href="#L-629"><span class="linenos">629</span></a>                    <span class="n">sources</span><span class="p">[</span><span class="n">pivots</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">expression</span>
+</span><span id="L-630"><a href="#L-630"><span class="linenos">630</span></a>                <span class="k">else</span><span class="p">:</span>
+</span><span id="L-631"><a href="#L-631"><span class="linenos">631</span></a>                    <span class="n">sources</span><span class="p">[</span><span class="n">source_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">table_name</span><span class="p">]</span>
+</span><span id="L-632"><a href="#L-632"><span class="linenos">632</span></a>            <span class="k">elif</span> <span class="n">source_name</span> <span class="ow">in</span> <span class="n">sources</span><span class="p">:</span>
+</span><span id="L-633"><a href="#L-633"><span class="linenos">633</span></a>                <span class="n">sources</span><span class="p">[</span><span class="n">find_new_name</span><span class="p">(</span><span class="n">sources</span><span class="p">,</span> <span class="n">table_name</span><span class="p">)]</span> <span class="o">=</span> <span class="n">expression</span>
+</span><span id="L-634"><a href="#L-634"><span class="linenos">634</span></a>            <span class="k">else</span><span class="p">:</span>
+</span><span id="L-635"><a href="#L-635"><span class="linenos">635</span></a>                <span class="n">sources</span><span class="p">[</span><span class="n">source_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">expression</span>
+</span><span id="L-636"><a href="#L-636"><span class="linenos">636</span></a>
+</span><span id="L-637"><a href="#L-637"><span class="linenos">637</span></a>            <span class="c1"># Make sure to not include the joins twice</span>
+</span><span id="L-638"><a href="#L-638"><span class="linenos">638</span></a>            <span class="k">if</span> <span class="n">expression</span> <span class="ow">is</span> <span class="ow">not</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">:</span>
+</span><span id="L-639"><a href="#L-639"><span class="linenos">639</span></a>                <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
+</span><span id="L-640"><a href="#L-640"><span class="linenos">640</span></a>
+</span><span id="L-641"><a href="#L-641"><span class="linenos">641</span></a>            <span class="k">continue</span>
+</span><span id="L-642"><a href="#L-642"><span class="linenos">642</span></a>
+</span><span id="L-643"><a href="#L-643"><span class="linenos">643</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DerivedTable</span><span class="p">):</span>
+</span><span id="L-644"><a href="#L-644"><span class="linenos">644</span></a>            <span class="k">continue</span>
+</span><span id="L-645"><a href="#L-645"><span class="linenos">645</span></a>
+</span><span id="L-646"><a href="#L-646"><span class="linenos">646</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
+</span><span id="L-647"><a href="#L-647"><span class="linenos">647</span></a>            <span class="n">lateral_sources</span> <span class="o">=</span> <span class="n">sources</span>
+</span><span id="L-648"><a href="#L-648"><span class="linenos">648</span></a>            <span class="n">scope_type</span> <span class="o">=</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UDTF</span>
+</span><span id="L-649"><a href="#L-649"><span class="linenos">649</span></a>            <span class="n">scopes</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">udtf_scopes</span>
+</span><span id="L-650"><a href="#L-650"><span class="linenos">650</span></a>        <span class="k">elif</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-651"><a href="#L-651"><span class="linenos">651</span></a>            <span class="n">lateral_sources</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-652"><a href="#L-652"><span class="linenos">652</span></a>            <span class="n">scope_type</span> <span class="o">=</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span>
+</span><span id="L-653"><a href="#L-653"><span class="linenos">653</span></a>            <span class="n">scopes</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">derived_table_scopes</span>
+</span><span id="L-654"><a href="#L-654"><span class="linenos">654</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
+</span><span id="L-655"><a href="#L-655"><span class="linenos">655</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-656"><a href="#L-656"><span class="linenos">656</span></a>            <span class="c1"># Makes sure we check for possible sources in nested table constructs</span>
+</span><span id="L-657"><a href="#L-657"><span class="linenos">657</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
+</span><span id="L-658"><a href="#L-658"><span class="linenos">658</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
+</span><span id="L-659"><a href="#L-659"><span class="linenos">659</span></a>            <span class="k">continue</span>
+</span><span id="L-660"><a href="#L-660"><span class="linenos">660</span></a>
+</span><span id="L-661"><a href="#L-661"><span class="linenos">661</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span>
+</span><span id="L-662"><a href="#L-662"><span class="linenos">662</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
+</span><span id="L-663"><a href="#L-663"><span class="linenos">663</span></a>                <span class="n">expression</span><span class="p">,</span>
+</span><span id="L-664"><a href="#L-664"><span class="linenos">664</span></a>                <span class="n">lateral_sources</span><span class="o">=</span><span class="n">lateral_sources</span><span class="p">,</span>
+</span><span id="L-665"><a href="#L-665"><span class="linenos">665</span></a>                <span class="n">outer_column_list</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
+</span><span id="L-666"><a href="#L-666"><span class="linenos">666</span></a>                <span class="n">scope_type</span><span class="o">=</span><span class="n">scope_type</span><span class="p">,</span>
+</span><span id="L-667"><a href="#L-667"><span class="linenos">667</span></a>            <span class="p">)</span>
+</span><span id="L-668"><a href="#L-668"><span class="linenos">668</span></a>        <span class="p">):</span>
+</span><span id="L-669"><a href="#L-669"><span class="linenos">669</span></a>            <span class="k">yield</span> <span class="n">child_scope</span>
 </span><span id="L-670"><a href="#L-670"><span class="linenos">670</span></a>
-</span><span id="L-671"><a href="#L-671"><span class="linenos">671</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DerivedTable</span><span class="p">):</span>
-</span><span id="L-672"><a href="#L-672"><span class="linenos">672</span></a>            <span class="k">continue</span>
-</span><span id="L-673"><a href="#L-673"><span class="linenos">673</span></a>
-</span><span id="L-674"><a href="#L-674"><span class="linenos">674</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">):</span>
-</span><span id="L-675"><a href="#L-675"><span class="linenos">675</span></a>            <span class="n">lateral_sources</span> <span class="o">=</span> <span class="n">sources</span>
-</span><span id="L-676"><a href="#L-676"><span class="linenos">676</span></a>            <span class="n">scope_type</span> <span class="o">=</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UDTF</span>
-</span><span id="L-677"><a href="#L-677"><span class="linenos">677</span></a>            <span class="n">scopes</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">udtf_scopes</span>
-</span><span id="L-678"><a href="#L-678"><span class="linenos">678</span></a>        <span class="k">elif</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-679"><a href="#L-679"><span class="linenos">679</span></a>            <span class="n">lateral_sources</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-680"><a href="#L-680"><span class="linenos">680</span></a>            <span class="n">scope_type</span> <span class="o">=</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span>
-</span><span id="L-681"><a href="#L-681"><span class="linenos">681</span></a>            <span class="n">scopes</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">derived_table_scopes</span>
-</span><span id="L-682"><a href="#L-682"><span class="linenos">682</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
-</span><span id="L-683"><a href="#L-683"><span class="linenos">683</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-684"><a href="#L-684"><span class="linenos">684</span></a>            <span class="c1"># Makes sure we check for possible sources in nested table constructs</span>
-</span><span id="L-685"><a href="#L-685"><span class="linenos">685</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
-</span><span id="L-686"><a href="#L-686"><span class="linenos">686</span></a>            <span class="n">expressions</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">this</span> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[])</span>
-</span><span id="L-687"><a href="#L-687"><span class="linenos">687</span></a>            <span class="k">continue</span>
-</span><span id="L-688"><a href="#L-688"><span class="linenos">688</span></a>
-</span><span id="L-689"><a href="#L-689"><span class="linenos">689</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span>
-</span><span id="L-690"><a href="#L-690"><span class="linenos">690</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
-</span><span id="L-691"><a href="#L-691"><span class="linenos">691</span></a>                <span class="n">expression</span><span class="p">,</span>
-</span><span id="L-692"><a href="#L-692"><span class="linenos">692</span></a>                <span class="n">lateral_sources</span><span class="o">=</span><span class="n">lateral_sources</span><span class="p">,</span>
-</span><span id="L-693"><a href="#L-693"><span class="linenos">693</span></a>                <span class="n">outer_column_list</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
-</span><span id="L-694"><a href="#L-694"><span class="linenos">694</span></a>                <span class="n">scope_type</span><span class="o">=</span><span class="n">scope_type</span><span class="p">,</span>
-</span><span id="L-695"><a href="#L-695"><span class="linenos">695</span></a>            <span class="p">)</span>
-</span><span id="L-696"><a href="#L-696"><span class="linenos">696</span></a>        <span class="p">):</span>
-</span><span id="L-697"><a href="#L-697"><span class="linenos">697</span></a>            <span class="k">yield</span> <span class="n">child_scope</span>
-</span><span id="L-698"><a href="#L-698"><span class="linenos">698</span></a>
-</span><span id="L-699"><a href="#L-699"><span class="linenos">699</span></a>            <span class="c1"># Tables without aliases will be set as &quot;&quot;</span>
-</span><span id="L-700"><a href="#L-700"><span class="linenos">700</span></a>            <span class="c1"># This shouldn&#39;t be a problem once qualify_columns runs, as it adds aliases on everything.</span>
-</span><span id="L-701"><a href="#L-701"><span class="linenos">701</span></a>            <span class="c1"># Until then, this means that only a single, unaliased derived table is allowed (rather,</span>
-</span><span id="L-702"><a href="#L-702"><span class="linenos">702</span></a>            <span class="c1"># the latest one wins.</span>
-</span><span id="L-703"><a href="#L-703"><span class="linenos">703</span></a>            <span class="n">sources</span><span class="p">[</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">child_scope</span>
-</span><span id="L-704"><a href="#L-704"><span class="linenos">704</span></a>
-</span><span id="L-705"><a href="#L-705"><span class="linenos">705</span></a>        <span class="c1"># append the final child_scope yielded</span>
-</span><span id="L-706"><a href="#L-706"><span class="linenos">706</span></a>        <span class="n">scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">child_scope</span><span class="p">)</span>
-</span><span id="L-707"><a href="#L-707"><span class="linenos">707</span></a>        <span class="n">scope</span><span class="o">.</span><span class="n">table_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">child_scope</span><span class="p">)</span>
-</span><span id="L-708"><a href="#L-708"><span class="linenos">708</span></a>
-</span><span id="L-709"><a href="#L-709"><span class="linenos">709</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
-</span><span id="L-710"><a href="#L-710"><span class="linenos">710</span></a>
-</span><span id="L-711"><a href="#L-711"><span class="linenos">711</span></a>
-</span><span id="L-712"><a href="#L-712"><span class="linenos">712</span></a><span class="k">def</span> <span class="nf">_traverse_subqueries</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-713"><a href="#L-713"><span class="linenos">713</span></a>    <span class="k">for</span> <span class="n">subquery</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">subqueries</span><span class="p">:</span>
-</span><span id="L-714"><a href="#L-714"><span class="linenos">714</span></a>        <span class="n">top</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-715"><a href="#L-715"><span class="linenos">715</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">subquery</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">SUBQUERY</span><span class="p">)):</span>
-</span><span id="L-716"><a href="#L-716"><span class="linenos">716</span></a>            <span class="k">yield</span> <span class="n">child_scope</span>
-</span><span id="L-717"><a href="#L-717"><span class="linenos">717</span></a>            <span class="n">top</span> <span class="o">=</span> <span class="n">child_scope</span>
-</span><span id="L-718"><a href="#L-718"><span class="linenos">718</span></a>        <span class="n">scope</span><span class="o">.</span><span class="n">subquery_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">top</span><span class="p">)</span>
-</span><span id="L-719"><a href="#L-719"><span class="linenos">719</span></a>
+</span><span id="L-671"><a href="#L-671"><span class="linenos">671</span></a>            <span class="c1"># Tables without aliases will be set as &quot;&quot;</span>
+</span><span id="L-672"><a href="#L-672"><span class="linenos">672</span></a>            <span class="c1"># This shouldn&#39;t be a problem once qualify_columns runs, as it adds aliases on everything.</span>
+</span><span id="L-673"><a href="#L-673"><span class="linenos">673</span></a>            <span class="c1"># Until then, this means that only a single, unaliased derived table is allowed (rather,</span>
+</span><span id="L-674"><a href="#L-674"><span class="linenos">674</span></a>            <span class="c1"># the latest one wins.</span>
+</span><span id="L-675"><a href="#L-675"><span class="linenos">675</span></a>            <span class="n">sources</span><span class="p">[</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-676"><a href="#L-676"><span class="linenos">676</span></a>
+</span><span id="L-677"><a href="#L-677"><span class="linenos">677</span></a>        <span class="c1"># append the final child_scope yielded</span>
+</span><span id="L-678"><a href="#L-678"><span class="linenos">678</span></a>        <span class="n">scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">child_scope</span><span class="p">)</span>
+</span><span id="L-679"><a href="#L-679"><span class="linenos">679</span></a>        <span class="n">scope</span><span class="o">.</span><span class="n">table_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">child_scope</span><span class="p">)</span>
+</span><span id="L-680"><a href="#L-680"><span class="linenos">680</span></a>
+</span><span id="L-681"><a href="#L-681"><span class="linenos">681</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
+</span><span id="L-682"><a href="#L-682"><span class="linenos">682</span></a>
+</span><span id="L-683"><a href="#L-683"><span class="linenos">683</span></a>
+</span><span id="L-684"><a href="#L-684"><span class="linenos">684</span></a><span class="k">def</span> <span class="nf">_traverse_subqueries</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-685"><a href="#L-685"><span class="linenos">685</span></a>    <span class="k">for</span> <span class="n">subquery</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">subqueries</span><span class="p">:</span>
+</span><span id="L-686"><a href="#L-686"><span class="linenos">686</span></a>        <span class="n">top</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-687"><a href="#L-687"><span class="linenos">687</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span><span class="n">subquery</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">SUBQUERY</span><span class="p">)):</span>
+</span><span id="L-688"><a href="#L-688"><span class="linenos">688</span></a>            <span class="k">yield</span> <span class="n">child_scope</span>
+</span><span id="L-689"><a href="#L-689"><span class="linenos">689</span></a>            <span class="n">top</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-690"><a href="#L-690"><span class="linenos">690</span></a>        <span class="n">scope</span><span class="o">.</span><span class="n">subquery_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">top</span><span class="p">)</span>
+</span><span id="L-691"><a href="#L-691"><span class="linenos">691</span></a>
+</span><span id="L-692"><a href="#L-692"><span class="linenos">692</span></a>
+</span><span id="L-693"><a href="#L-693"><span class="linenos">693</span></a><span class="k">def</span> <span class="nf">_traverse_udtfs</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-694"><a href="#L-694"><span class="linenos">694</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">):</span>
+</span><span id="L-695"><a href="#L-695"><span class="linenos">695</span></a>        <span class="n">expressions</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span>
+</span><span id="L-696"><a href="#L-696"><span class="linenos">696</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
+</span><span id="L-697"><a href="#L-697"><span class="linenos">697</span></a>        <span class="n">expressions</span> <span class="o">=</span> <span class="p">[</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
+</span><span id="L-698"><a href="#L-698"><span class="linenos">698</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="L-699"><a href="#L-699"><span class="linenos">699</span></a>        <span class="n">expressions</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-700"><a href="#L-700"><span class="linenos">700</span></a>
+</span><span id="L-701"><a href="#L-701"><span class="linenos">701</span></a>    <span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="L-702"><a href="#L-702"><span class="linenos">702</span></a>    <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
+</span><span id="L-703"><a href="#L-703"><span class="linenos">703</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span> <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-704"><a href="#L-704"><span class="linenos">704</span></a>            <span class="n">top</span> <span class="o">=</span> <span class="kc">None</span>
+</span><span id="L-705"><a href="#L-705"><span class="linenos">705</span></a>            <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span>
+</span><span id="L-706"><a href="#L-706"><span class="linenos">706</span></a>                <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
+</span><span id="L-707"><a href="#L-707"><span class="linenos">707</span></a>                    <span class="n">expression</span><span class="p">,</span>
+</span><span id="L-708"><a href="#L-708"><span class="linenos">708</span></a>                    <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span><span class="p">,</span>
+</span><span id="L-709"><a href="#L-709"><span class="linenos">709</span></a>                    <span class="n">outer_column_list</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
+</span><span id="L-710"><a href="#L-710"><span class="linenos">710</span></a>                <span class="p">)</span>
+</span><span id="L-711"><a href="#L-711"><span class="linenos">711</span></a>            <span class="p">):</span>
+</span><span id="L-712"><a href="#L-712"><span class="linenos">712</span></a>                <span class="k">yield</span> <span class="n">child_scope</span>
+</span><span id="L-713"><a href="#L-713"><span class="linenos">713</span></a>                <span class="n">top</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-714"><a href="#L-714"><span class="linenos">714</span></a>                <span class="n">sources</span><span class="p">[</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-715"><a href="#L-715"><span class="linenos">715</span></a>
+</span><span id="L-716"><a href="#L-716"><span class="linenos">716</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">derived_table_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">top</span><span class="p">)</span>
+</span><span id="L-717"><a href="#L-717"><span class="linenos">717</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">table_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">top</span><span class="p">)</span>
+</span><span id="L-718"><a href="#L-718"><span class="linenos">718</span></a>
+</span><span id="L-719"><a href="#L-719"><span class="linenos">719</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
 </span><span id="L-720"><a href="#L-720"><span class="linenos">720</span></a>
-</span><span id="L-721"><a href="#L-721"><span class="linenos">721</span></a><span class="k">def</span> <span class="nf">_traverse_udtfs</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-722"><a href="#L-722"><span class="linenos">722</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">):</span>
-</span><span id="L-723"><a href="#L-723"><span class="linenos">723</span></a>        <span class="n">expressions</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span>
-</span><span id="L-724"><a href="#L-724"><span class="linenos">724</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">):</span>
-</span><span id="L-725"><a href="#L-725"><span class="linenos">725</span></a>        <span class="n">expressions</span> <span class="o">=</span> <span class="p">[</span><span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">]</span>
-</span><span id="L-726"><a href="#L-726"><span class="linenos">726</span></a>    <span class="k">else</span><span class="p">:</span>
-</span><span id="L-727"><a href="#L-727"><span class="linenos">727</span></a>        <span class="n">expressions</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="L-728"><a href="#L-728"><span class="linenos">728</span></a>
-</span><span id="L-729"><a href="#L-729"><span class="linenos">729</span></a>    <span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="L-730"><a href="#L-730"><span class="linenos">730</span></a>    <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">expressions</span><span class="p">:</span>
-</span><span id="L-731"><a href="#L-731"><span class="linenos">731</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span> <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-732"><a href="#L-732"><span class="linenos">732</span></a>            <span class="n">top</span> <span class="o">=</span> <span class="kc">None</span>
-</span><span id="L-733"><a href="#L-733"><span class="linenos">733</span></a>            <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">_traverse_scope</span><span class="p">(</span>
-</span><span id="L-734"><a href="#L-734"><span class="linenos">734</span></a>                <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
-</span><span id="L-735"><a href="#L-735"><span class="linenos">735</span></a>                    <span class="n">expression</span><span class="p">,</span>
-</span><span id="L-736"><a href="#L-736"><span class="linenos">736</span></a>                    <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span><span class="p">,</span>
-</span><span id="L-737"><a href="#L-737"><span class="linenos">737</span></a>                    <span class="n">outer_column_list</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">alias_column_names</span><span class="p">,</span>
-</span><span id="L-738"><a href="#L-738"><span class="linenos">738</span></a>                <span class="p">)</span>
-</span><span id="L-739"><a href="#L-739"><span class="linenos">739</span></a>            <span class="p">):</span>
-</span><span id="L-740"><a href="#L-740"><span class="linenos">740</span></a>                <span class="k">yield</span> <span class="n">child_scope</span>
-</span><span id="L-741"><a href="#L-741"><span class="linenos">741</span></a>                <span class="n">top</span> <span class="o">=</span> <span class="n">child_scope</span>
-</span><span id="L-742"><a href="#L-742"><span class="linenos">742</span></a>                <span class="n">sources</span><span class="p">[</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">]</span> <span class="o">=</span> <span class="n">child_scope</span>
+</span><span id="L-721"><a href="#L-721"><span class="linenos">721</span></a>
+</span><span id="L-722"><a href="#L-722"><span class="linenos">722</span></a><span class="k">def</span> <span class="nf">_traverse_ddl</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
+</span><span id="L-723"><a href="#L-723"><span class="linenos">723</span></a>    <span class="k">yield from</span> <span class="n">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
+</span><span id="L-724"><a href="#L-724"><span class="linenos">724</span></a>
+</span><span id="L-725"><a href="#L-725"><span class="linenos">725</span></a>    <span class="n">query_scope</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
+</span><span id="L-726"><a href="#L-726"><span class="linenos">726</span></a>        <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span><span class="p">,</span> <span class="n">chain_sources</span><span class="o">=</span><span class="n">scope</span><span class="o">.</span><span class="n">sources</span>
+</span><span id="L-727"><a href="#L-727"><span class="linenos">727</span></a>    <span class="p">)</span>
+</span><span id="L-728"><a href="#L-728"><span class="linenos">728</span></a>    <span class="n">query_scope</span><span class="o">.</span><span class="n">_collect</span><span class="p">()</span>
+</span><span id="L-729"><a href="#L-729"><span class="linenos">729</span></a>    <span class="n">query_scope</span><span class="o">.</span><span class="n">_ctes</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">ctes</span> <span class="o">+</span> <span class="n">query_scope</span><span class="o">.</span><span class="n">_ctes</span>
+</span><span id="L-730"><a href="#L-730"><span class="linenos">730</span></a>
+</span><span id="L-731"><a href="#L-731"><span class="linenos">731</span></a>    <span class="k">yield from</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">query_scope</span><span class="p">)</span>
+</span><span id="L-732"><a href="#L-732"><span class="linenos">732</span></a>
+</span><span id="L-733"><a href="#L-733"><span class="linenos">733</span></a>
+</span><span id="L-734"><a href="#L-734"><span class="linenos">734</span></a><span class="k">def</span> <span class="nf">walk_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-735"><a href="#L-735"><span class="linenos">735</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-736"><a href="#L-736"><span class="linenos">736</span></a><span class="sd">    Returns a generator object which visits all nodes in the syntrax tree, stopping at</span>
+</span><span id="L-737"><a href="#L-737"><span class="linenos">737</span></a><span class="sd">    nodes that start child scopes.</span>
+</span><span id="L-738"><a href="#L-738"><span class="linenos">738</span></a>
+</span><span id="L-739"><a href="#L-739"><span class="linenos">739</span></a><span class="sd">    Args:</span>
+</span><span id="L-740"><a href="#L-740"><span class="linenos">740</span></a><span class="sd">        expression (exp.Expression):</span>
+</span><span id="L-741"><a href="#L-741"><span class="linenos">741</span></a><span class="sd">        bfs (bool): if set to True the BFS traversal order will be applied,</span>
+</span><span id="L-742"><a href="#L-742"><span class="linenos">742</span></a><span class="sd">            otherwise the DFS traversal will be used instead.</span>
 </span><span id="L-743"><a href="#L-743"><span class="linenos">743</span></a>
-</span><span id="L-744"><a href="#L-744"><span class="linenos">744</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">derived_table_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">top</span><span class="p">)</span>
-</span><span id="L-745"><a href="#L-745"><span class="linenos">745</span></a>            <span class="n">scope</span><span class="o">.</span><span class="n">table_scopes</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">top</span><span class="p">)</span>
-</span><span id="L-746"><a href="#L-746"><span class="linenos">746</span></a>
-</span><span id="L-747"><a href="#L-747"><span class="linenos">747</span></a>    <span class="n">scope</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
-</span><span id="L-748"><a href="#L-748"><span class="linenos">748</span></a>
-</span><span id="L-749"><a href="#L-749"><span class="linenos">749</span></a>
-</span><span id="L-750"><a href="#L-750"><span class="linenos">750</span></a><span class="k">def</span> <span class="nf">_traverse_ddl</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
-</span><span id="L-751"><a href="#L-751"><span class="linenos">751</span></a>    <span class="k">yield from</span> <span class="n">_traverse_ctes</span><span class="p">(</span><span class="n">scope</span><span class="p">)</span>
-</span><span id="L-752"><a href="#L-752"><span class="linenos">752</span></a>
-</span><span id="L-753"><a href="#L-753"><span class="linenos">753</span></a>    <span class="n">query_scope</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">branch</span><span class="p">(</span>
-</span><span id="L-754"><a href="#L-754"><span class="linenos">754</span></a>        <span class="n">scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">scope_type</span><span class="o">=</span><span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span><span class="p">,</span> <span class="n">chain_sources</span><span class="o">=</span><span class="n">scope</span><span class="o">.</span><span class="n">sources</span>
-</span><span id="L-755"><a href="#L-755"><span class="linenos">755</span></a>    <span class="p">)</span>
-</span><span id="L-756"><a href="#L-756"><span class="linenos">756</span></a>    <span class="n">query_scope</span><span class="o">.</span><span class="n">_collect</span><span class="p">()</span>
-</span><span id="L-757"><a href="#L-757"><span class="linenos">757</span></a>    <span class="n">query_scope</span><span class="o">.</span><span class="n">_ctes</span> <span class="o">=</span> <span class="n">scope</span><span class="o">.</span><span class="n">ctes</span> <span class="o">+</span> <span class="n">query_scope</span><span class="o">.</span><span class="n">_ctes</span>
-</span><span id="L-758"><a href="#L-758"><span class="linenos">758</span></a>
-</span><span id="L-759"><a href="#L-759"><span class="linenos">759</span></a>    <span class="k">yield from</span> <span class="n">_traverse_scope</span><span class="p">(</span><span class="n">query_scope</span><span class="p">)</span>
-</span><span id="L-760"><a href="#L-760"><span class="linenos">760</span></a>
-</span><span id="L-761"><a href="#L-761"><span class="linenos">761</span></a>
-</span><span id="L-762"><a href="#L-762"><span class="linenos">762</span></a><span class="k">def</span> <span class="nf">walk_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-763"><a href="#L-763"><span class="linenos">763</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-764"><a href="#L-764"><span class="linenos">764</span></a><span class="sd">    Returns a generator object which visits all nodes in the syntrax tree, stopping at</span>
-</span><span id="L-765"><a href="#L-765"><span class="linenos">765</span></a><span class="sd">    nodes that start child scopes.</span>
-</span><span id="L-766"><a href="#L-766"><span class="linenos">766</span></a>
-</span><span id="L-767"><a href="#L-767"><span class="linenos">767</span></a><span class="sd">    Args:</span>
-</span><span id="L-768"><a href="#L-768"><span class="linenos">768</span></a><span class="sd">        expression (exp.Expression):</span>
-</span><span id="L-769"><a href="#L-769"><span class="linenos">769</span></a><span class="sd">        bfs (bool): if set to True the BFS traversal order will be applied,</span>
-</span><span id="L-770"><a href="#L-770"><span class="linenos">770</span></a><span class="sd">            otherwise the DFS traversal will be used instead.</span>
-</span><span id="L-771"><a href="#L-771"><span class="linenos">771</span></a>
-</span><span id="L-772"><a href="#L-772"><span class="linenos">772</span></a><span class="sd">    Yields:</span>
-</span><span id="L-773"><a href="#L-773"><span class="linenos">773</span></a><span class="sd">        tuple[exp.Expression, Optional[exp.Expression], str]: node, parent, arg key</span>
-</span><span id="L-774"><a href="#L-774"><span class="linenos">774</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-775"><a href="#L-775"><span class="linenos">775</span></a>    <span class="c1"># We&#39;ll use this variable to pass state into the dfs generator.</span>
-</span><span id="L-776"><a href="#L-776"><span class="linenos">776</span></a>    <span class="c1"># Whenever we set it to True, we exclude a subtree from traversal.</span>
-</span><span id="L-777"><a href="#L-777"><span class="linenos">777</span></a>    <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
-</span><span id="L-778"><a href="#L-778"><span class="linenos">778</span></a>
-</span><span id="L-779"><a href="#L-779"><span class="linenos">779</span></a>    <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">,</span> <span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="n">prune</span><span class="p">):</span>
-</span><span id="L-780"><a href="#L-780"><span class="linenos">780</span></a>        <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="L-744"><a href="#L-744"><span class="linenos">744</span></a><span class="sd">    Yields:</span>
+</span><span id="L-745"><a href="#L-745"><span class="linenos">745</span></a><span class="sd">        tuple[exp.Expression, Optional[exp.Expression], str]: node, parent, arg key</span>
+</span><span id="L-746"><a href="#L-746"><span class="linenos">746</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-747"><a href="#L-747"><span class="linenos">747</span></a>    <span class="c1"># We&#39;ll use this variable to pass state into the dfs generator.</span>
+</span><span id="L-748"><a href="#L-748"><span class="linenos">748</span></a>    <span class="c1"># Whenever we set it to True, we exclude a subtree from traversal.</span>
+</span><span id="L-749"><a href="#L-749"><span class="linenos">749</span></a>    <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="L-750"><a href="#L-750"><span class="linenos">750</span></a>
+</span><span id="L-751"><a href="#L-751"><span class="linenos">751</span></a>    <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">,</span> <span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="n">prune</span><span class="p">):</span>
+</span><span id="L-752"><a href="#L-752"><span class="linenos">752</span></a>        <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="L-753"><a href="#L-753"><span class="linenos">753</span></a>
+</span><span id="L-754"><a href="#L-754"><span class="linenos">754</span></a>        <span class="k">yield</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span>
+</span><span id="L-755"><a href="#L-755"><span class="linenos">755</span></a>
+</span><span id="L-756"><a href="#L-756"><span class="linenos">756</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">is</span> <span class="n">expression</span><span class="p">:</span>
+</span><span id="L-757"><a href="#L-757"><span class="linenos">757</span></a>            <span class="k">continue</span>
+</span><span id="L-758"><a href="#L-758"><span class="linenos">758</span></a>        <span class="k">if</span> <span class="p">(</span>
+</span><span id="L-759"><a href="#L-759"><span class="linenos">759</span></a>            <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">CTE</span><span class="p">)</span>
+</span><span id="L-760"><a href="#L-760"><span class="linenos">760</span></a>            <span class="ow">or</span> <span class="p">(</span>
+</span><span id="L-761"><a href="#L-761"><span class="linenos">761</span></a>                <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span>
+</span><span id="L-762"><a href="#L-762"><span class="linenos">762</span></a>                <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">))</span>
+</span><span id="L-763"><a href="#L-763"><span class="linenos">763</span></a>                <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-764"><a href="#L-764"><span class="linenos">764</span></a>            <span class="p">)</span>
+</span><span id="L-765"><a href="#L-765"><span class="linenos">765</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)</span>
+</span><span id="L-766"><a href="#L-766"><span class="linenos">766</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
+</span><span id="L-767"><a href="#L-767"><span class="linenos">767</span></a>        <span class="p">):</span>
+</span><span id="L-768"><a href="#L-768"><span class="linenos">768</span></a>            <span class="n">prune</span> <span class="o">=</span> <span class="kc">True</span>
+</span><span id="L-769"><a href="#L-769"><span class="linenos">769</span></a>
+</span><span id="L-770"><a href="#L-770"><span class="linenos">770</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)):</span>
+</span><span id="L-771"><a href="#L-771"><span class="linenos">771</span></a>                <span class="c1"># The following args are not actually in the inner scope, so we should visit them</span>
+</span><span id="L-772"><a href="#L-772"><span class="linenos">772</span></a>                <span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="s2">&quot;laterals&quot;</span><span class="p">,</span> <span class="s2">&quot;pivots&quot;</span><span class="p">):</span>
+</span><span id="L-773"><a href="#L-773"><span class="linenos">773</span></a>                    <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">key</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]:</span>
+</span><span id="L-774"><a href="#L-774"><span class="linenos">774</span></a>                        <span class="k">yield from</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="n">arg</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
+</span><span id="L-775"><a href="#L-775"><span class="linenos">775</span></a>
+</span><span id="L-776"><a href="#L-776"><span class="linenos">776</span></a>
+</span><span id="L-777"><a href="#L-777"><span class="linenos">777</span></a><span class="k">def</span> <span class="nf">find_all_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-778"><a href="#L-778"><span class="linenos">778</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-779"><a href="#L-779"><span class="linenos">779</span></a><span class="sd">    Returns a generator object which visits all nodes in this scope and only yields those that</span>
+</span><span id="L-780"><a href="#L-780"><span class="linenos">780</span></a><span class="sd">    match at least one of the specified expression types.</span>
 </span><span id="L-781"><a href="#L-781"><span class="linenos">781</span></a>
-</span><span id="L-782"><a href="#L-782"><span class="linenos">782</span></a>        <span class="k">yield</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span>
+</span><span id="L-782"><a href="#L-782"><span class="linenos">782</span></a><span class="sd">    This does NOT traverse into subscopes.</span>
 </span><span id="L-783"><a href="#L-783"><span class="linenos">783</span></a>
-</span><span id="L-784"><a href="#L-784"><span class="linenos">784</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">is</span> <span class="n">expression</span><span class="p">:</span>
-</span><span id="L-785"><a href="#L-785"><span class="linenos">785</span></a>            <span class="k">continue</span>
-</span><span id="L-786"><a href="#L-786"><span class="linenos">786</span></a>        <span class="k">if</span> <span class="p">(</span>
-</span><span id="L-787"><a href="#L-787"><span class="linenos">787</span></a>            <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">CTE</span><span class="p">)</span>
-</span><span id="L-788"><a href="#L-788"><span class="linenos">788</span></a>            <span class="ow">or</span> <span class="p">(</span>
-</span><span id="L-789"><a href="#L-789"><span class="linenos">789</span></a>                <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span>
-</span><span id="L-790"><a href="#L-790"><span class="linenos">790</span></a>                <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">))</span>
-</span><span id="L-791"><a href="#L-791"><span class="linenos">791</span></a>                <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="L-792"><a href="#L-792"><span class="linenos">792</span></a>            <span class="p">)</span>
-</span><span id="L-793"><a href="#L-793"><span class="linenos">793</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)</span>
-</span><span id="L-794"><a href="#L-794"><span class="linenos">794</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
-</span><span id="L-795"><a href="#L-795"><span class="linenos">795</span></a>        <span class="p">):</span>
-</span><span id="L-796"><a href="#L-796"><span class="linenos">796</span></a>            <span class="n">prune</span> <span class="o">=</span> <span class="kc">True</span>
-</span><span id="L-797"><a href="#L-797"><span class="linenos">797</span></a>
-</span><span id="L-798"><a href="#L-798"><span class="linenos">798</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)):</span>
-</span><span id="L-799"><a href="#L-799"><span class="linenos">799</span></a>                <span class="c1"># The following args are not actually in the inner scope, so we should visit them</span>
-</span><span id="L-800"><a href="#L-800"><span class="linenos">800</span></a>                <span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="s2">&quot;laterals&quot;</span><span class="p">,</span> <span class="s2">&quot;pivots&quot;</span><span class="p">):</span>
-</span><span id="L-801"><a href="#L-801"><span class="linenos">801</span></a>                    <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">key</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]:</span>
-</span><span id="L-802"><a href="#L-802"><span class="linenos">802</span></a>                        <span class="k">yield from</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="n">arg</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
+</span><span id="L-784"><a href="#L-784"><span class="linenos">784</span></a><span class="sd">    Args:</span>
+</span><span id="L-785"><a href="#L-785"><span class="linenos">785</span></a><span class="sd">        expression (exp.Expression):</span>
+</span><span id="L-786"><a href="#L-786"><span class="linenos">786</span></a><span class="sd">        expression_types (tuple[type]|type): the expression type(s) to match.</span>
+</span><span id="L-787"><a href="#L-787"><span class="linenos">787</span></a><span class="sd">        bfs (bool): True to use breadth-first search, False to use depth-first.</span>
+</span><span id="L-788"><a href="#L-788"><span class="linenos">788</span></a>
+</span><span id="L-789"><a href="#L-789"><span class="linenos">789</span></a><span class="sd">    Yields:</span>
+</span><span id="L-790"><a href="#L-790"><span class="linenos">790</span></a><span class="sd">        exp.Expression: nodes</span>
+</span><span id="L-791"><a href="#L-791"><span class="linenos">791</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-792"><a href="#L-792"><span class="linenos">792</span></a>    <span class="k">for</span> <span class="n">expression</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">):</span>
+</span><span id="L-793"><a href="#L-793"><span class="linenos">793</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">ensure_collection</span><span class="p">(</span><span class="n">expression_types</span><span class="p">))):</span>
+</span><span id="L-794"><a href="#L-794"><span class="linenos">794</span></a>            <span class="k">yield</span> <span class="n">expression</span>
+</span><span id="L-795"><a href="#L-795"><span class="linenos">795</span></a>
+</span><span id="L-796"><a href="#L-796"><span class="linenos">796</span></a>
+</span><span id="L-797"><a href="#L-797"><span class="linenos">797</span></a><span class="k">def</span> <span class="nf">find_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-798"><a href="#L-798"><span class="linenos">798</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-799"><a href="#L-799"><span class="linenos">799</span></a><span class="sd">    Returns the first node in this scope which matches at least one of the specified types.</span>
+</span><span id="L-800"><a href="#L-800"><span class="linenos">800</span></a>
+</span><span id="L-801"><a href="#L-801"><span class="linenos">801</span></a><span class="sd">    This does NOT traverse into subscopes.</span>
+</span><span id="L-802"><a href="#L-802"><span class="linenos">802</span></a>
+</span><span id="L-803"><a href="#L-803"><span class="linenos">803</span></a><span class="sd">    Args:</span>
+</span><span id="L-804"><a href="#L-804"><span class="linenos">804</span></a><span class="sd">        expression (exp.Expression):</span>
+</span><span id="L-805"><a href="#L-805"><span class="linenos">805</span></a><span class="sd">        expression_types (tuple[type]|type): the expression type(s) to match.</span>
+</span><span id="L-806"><a href="#L-806"><span class="linenos">806</span></a><span class="sd">        bfs (bool): True to use breadth-first search, False to use depth-first.</span>
+</span><span id="L-807"><a href="#L-807"><span class="linenos">807</span></a>
+</span><span id="L-808"><a href="#L-808"><span class="linenos">808</span></a><span class="sd">    Returns:</span>
+</span><span id="L-809"><a href="#L-809"><span class="linenos">809</span></a><span class="sd">        exp.Expression: the node which matches the criteria or None if no node matching</span>
+</span><span id="L-810"><a href="#L-810"><span class="linenos">810</span></a><span class="sd">        the criteria was found.</span>
+</span><span id="L-811"><a href="#L-811"><span class="linenos">811</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-812"><a href="#L-812"><span class="linenos">812</span></a>    <span class="k">return</span> <span class="nb">next</span><span class="p">(</span><span class="n">find_all_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">),</span> <span class="kc">None</span><span class="p">)</span>
 </span></pre></div>
 
 
@@ -1288,350 +1304,322 @@
 </span><span id="Scope-142"><a href="#Scope-142"><span class="linenos">142</span></a>        <span class="k">return</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span><span id="Scope-143"><a href="#Scope-143"><span class="linenos">143</span></a>
 </span><span id="Scope-144"><a href="#Scope-144"><span class="linenos">144</span></a>    <span class="k">def</span> <span class="nf">find</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="Scope-145"><a href="#Scope-145"><span class="linenos">145</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-146"><a href="#Scope-146"><span class="linenos">146</span></a><span class="sd">        Returns the first node in this scope which matches at least one of the specified types.</span>
-</span><span id="Scope-147"><a href="#Scope-147"><span class="linenos">147</span></a>
-</span><span id="Scope-148"><a href="#Scope-148"><span class="linenos">148</span></a><span class="sd">        This does NOT traverse into subscopes.</span>
+</span><span id="Scope-145"><a href="#Scope-145"><span class="linenos">145</span></a>        <span class="k">return</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
+</span><span id="Scope-146"><a href="#Scope-146"><span class="linenos">146</span></a>
+</span><span id="Scope-147"><a href="#Scope-147"><span class="linenos">147</span></a>    <span class="k">def</span> <span class="nf">find_all</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="Scope-148"><a href="#Scope-148"><span class="linenos">148</span></a>        <span class="k">return</span> <span class="n">find_all_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span><span id="Scope-149"><a href="#Scope-149"><span class="linenos">149</span></a>
-</span><span id="Scope-150"><a href="#Scope-150"><span class="linenos">150</span></a><span class="sd">        Args:</span>
-</span><span id="Scope-151"><a href="#Scope-151"><span class="linenos">151</span></a><span class="sd">            expression_types (type): the expression type(s) to match.</span>
-</span><span id="Scope-152"><a href="#Scope-152"><span class="linenos">152</span></a><span class="sd">            bfs (bool): True to use breadth-first search, False to use depth-first.</span>
+</span><span id="Scope-150"><a href="#Scope-150"><span class="linenos">150</span></a>    <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old</span><span class="p">,</span> <span class="n">new</span><span class="p">):</span>
+</span><span id="Scope-151"><a href="#Scope-151"><span class="linenos">151</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-152"><a href="#Scope-152"><span class="linenos">152</span></a><span class="sd">        Replace `old` with `new`.</span>
 </span><span id="Scope-153"><a href="#Scope-153"><span class="linenos">153</span></a>
-</span><span id="Scope-154"><a href="#Scope-154"><span class="linenos">154</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-155"><a href="#Scope-155"><span class="linenos">155</span></a><span class="sd">            exp.Expression: the node which matches the criteria or None if no node matching</span>
-</span><span id="Scope-156"><a href="#Scope-156"><span class="linenos">156</span></a><span class="sd">            the criteria was found.</span>
-</span><span id="Scope-157"><a href="#Scope-157"><span class="linenos">157</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-158"><a href="#Scope-158"><span class="linenos">158</span></a>        <span class="k">return</span> <span class="nb">next</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">),</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="Scope-159"><a href="#Scope-159"><span class="linenos">159</span></a>
-</span><span id="Scope-160"><a href="#Scope-160"><span class="linenos">160</span></a>    <span class="k">def</span> <span class="nf">find_all</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="Scope-161"><a href="#Scope-161"><span class="linenos">161</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-162"><a href="#Scope-162"><span class="linenos">162</span></a><span class="sd">        Returns a generator object which visits all nodes in this scope and only yields those that</span>
-</span><span id="Scope-163"><a href="#Scope-163"><span class="linenos">163</span></a><span class="sd">        match at least one of the specified expression types.</span>
-</span><span id="Scope-164"><a href="#Scope-164"><span class="linenos">164</span></a>
-</span><span id="Scope-165"><a href="#Scope-165"><span class="linenos">165</span></a><span class="sd">        This does NOT traverse into subscopes.</span>
-</span><span id="Scope-166"><a href="#Scope-166"><span class="linenos">166</span></a>
-</span><span id="Scope-167"><a href="#Scope-167"><span class="linenos">167</span></a><span class="sd">        Args:</span>
-</span><span id="Scope-168"><a href="#Scope-168"><span class="linenos">168</span></a><span class="sd">            expression_types (type): the expression type(s) to match.</span>
-</span><span id="Scope-169"><a href="#Scope-169"><span class="linenos">169</span></a><span class="sd">            bfs (bool): True to use breadth-first search, False to use depth-first.</span>
-</span><span id="Scope-170"><a href="#Scope-170"><span class="linenos">170</span></a>
-</span><span id="Scope-171"><a href="#Scope-171"><span class="linenos">171</span></a><span class="sd">        Yields:</span>
-</span><span id="Scope-172"><a href="#Scope-172"><span class="linenos">172</span></a><span class="sd">            exp.Expression: nodes</span>
-</span><span id="Scope-173"><a href="#Scope-173"><span class="linenos">173</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-174"><a href="#Scope-174"><span class="linenos">174</span></a>        <span class="k">for</span> <span class="n">expression</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">):</span>
-</span><span id="Scope-175"><a href="#Scope-175"><span class="linenos">175</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">):</span>
-</span><span id="Scope-176"><a href="#Scope-176"><span class="linenos">176</span></a>                <span class="k">yield</span> <span class="n">expression</span>
-</span><span id="Scope-177"><a href="#Scope-177"><span class="linenos">177</span></a>
-</span><span id="Scope-178"><a href="#Scope-178"><span class="linenos">178</span></a>    <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old</span><span class="p">,</span> <span class="n">new</span><span class="p">):</span>
-</span><span id="Scope-179"><a href="#Scope-179"><span class="linenos">179</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-180"><a href="#Scope-180"><span class="linenos">180</span></a><span class="sd">        Replace `old` with `new`.</span>
-</span><span id="Scope-181"><a href="#Scope-181"><span class="linenos">181</span></a>
-</span><span id="Scope-182"><a href="#Scope-182"><span class="linenos">182</span></a><span class="sd">        This can be used instead of `exp.Expression.replace` to ensure the `Scope` is kept up-to-date.</span>
-</span><span id="Scope-183"><a href="#Scope-183"><span class="linenos">183</span></a>
-</span><span id="Scope-184"><a href="#Scope-184"><span class="linenos">184</span></a><span class="sd">        Args:</span>
-</span><span id="Scope-185"><a href="#Scope-185"><span class="linenos">185</span></a><span class="sd">            old (exp.Expression): old node</span>
-</span><span id="Scope-186"><a href="#Scope-186"><span class="linenos">186</span></a><span class="sd">            new (exp.Expression): new node</span>
-</span><span id="Scope-187"><a href="#Scope-187"><span class="linenos">187</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-188"><a href="#Scope-188"><span class="linenos">188</span></a>        <span class="n">old</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new</span><span class="p">)</span>
-</span><span id="Scope-189"><a href="#Scope-189"><span class="linenos">189</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
-</span><span id="Scope-190"><a href="#Scope-190"><span class="linenos">190</span></a>
-</span><span id="Scope-191"><a href="#Scope-191"><span class="linenos">191</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-192"><a href="#Scope-192"><span class="linenos">192</span></a>    <span class="k">def</span> <span class="nf">tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-193"><a href="#Scope-193"><span class="linenos">193</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-194"><a href="#Scope-194"><span class="linenos">194</span></a><span class="sd">        List of tables in this scope.</span>
-</span><span id="Scope-195"><a href="#Scope-195"><span class="linenos">195</span></a>
-</span><span id="Scope-196"><a href="#Scope-196"><span class="linenos">196</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-197"><a href="#Scope-197"><span class="linenos">197</span></a><span class="sd">            list[exp.Table]: tables</span>
-</span><span id="Scope-198"><a href="#Scope-198"><span class="linenos">198</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-199"><a href="#Scope-199"><span class="linenos">199</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="Scope-200"><a href="#Scope-200"><span class="linenos">200</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_tables</span>
-</span><span id="Scope-201"><a href="#Scope-201"><span class="linenos">201</span></a>
-</span><span id="Scope-202"><a href="#Scope-202"><span class="linenos">202</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-203"><a href="#Scope-203"><span class="linenos">203</span></a>    <span class="k">def</span> <span class="nf">ctes</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-204"><a href="#Scope-204"><span class="linenos">204</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-205"><a href="#Scope-205"><span class="linenos">205</span></a><span class="sd">        List of CTEs in this scope.</span>
-</span><span id="Scope-206"><a href="#Scope-206"><span class="linenos">206</span></a>
-</span><span id="Scope-207"><a href="#Scope-207"><span class="linenos">207</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-208"><a href="#Scope-208"><span class="linenos">208</span></a><span class="sd">            list[exp.CTE]: ctes</span>
-</span><span id="Scope-209"><a href="#Scope-209"><span class="linenos">209</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-210"><a href="#Scope-210"><span class="linenos">210</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="Scope-211"><a href="#Scope-211"><span class="linenos">211</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ctes</span>
-</span><span id="Scope-212"><a href="#Scope-212"><span class="linenos">212</span></a>
-</span><span id="Scope-213"><a href="#Scope-213"><span class="linenos">213</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-214"><a href="#Scope-214"><span class="linenos">214</span></a>    <span class="k">def</span> <span class="nf">derived_tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-215"><a href="#Scope-215"><span class="linenos">215</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-216"><a href="#Scope-216"><span class="linenos">216</span></a><span class="sd">        List of derived tables in this scope.</span>
+</span><span id="Scope-154"><a href="#Scope-154"><span class="linenos">154</span></a><span class="sd">        This can be used instead of `exp.Expression.replace` to ensure the `Scope` is kept up-to-date.</span>
+</span><span id="Scope-155"><a href="#Scope-155"><span class="linenos">155</span></a>
+</span><span id="Scope-156"><a href="#Scope-156"><span class="linenos">156</span></a><span class="sd">        Args:</span>
+</span><span id="Scope-157"><a href="#Scope-157"><span class="linenos">157</span></a><span class="sd">            old (exp.Expression): old node</span>
+</span><span id="Scope-158"><a href="#Scope-158"><span class="linenos">158</span></a><span class="sd">            new (exp.Expression): new node</span>
+</span><span id="Scope-159"><a href="#Scope-159"><span class="linenos">159</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-160"><a href="#Scope-160"><span class="linenos">160</span></a>        <span class="n">old</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new</span><span class="p">)</span>
+</span><span id="Scope-161"><a href="#Scope-161"><span class="linenos">161</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
+</span><span id="Scope-162"><a href="#Scope-162"><span class="linenos">162</span></a>
+</span><span id="Scope-163"><a href="#Scope-163"><span class="linenos">163</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-164"><a href="#Scope-164"><span class="linenos">164</span></a>    <span class="k">def</span> <span class="nf">tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-165"><a href="#Scope-165"><span class="linenos">165</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-166"><a href="#Scope-166"><span class="linenos">166</span></a><span class="sd">        List of tables in this scope.</span>
+</span><span id="Scope-167"><a href="#Scope-167"><span class="linenos">167</span></a>
+</span><span id="Scope-168"><a href="#Scope-168"><span class="linenos">168</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-169"><a href="#Scope-169"><span class="linenos">169</span></a><span class="sd">            list[exp.Table]: tables</span>
+</span><span id="Scope-170"><a href="#Scope-170"><span class="linenos">170</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-171"><a href="#Scope-171"><span class="linenos">171</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="Scope-172"><a href="#Scope-172"><span class="linenos">172</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_tables</span>
+</span><span id="Scope-173"><a href="#Scope-173"><span class="linenos">173</span></a>
+</span><span id="Scope-174"><a href="#Scope-174"><span class="linenos">174</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-175"><a href="#Scope-175"><span class="linenos">175</span></a>    <span class="k">def</span> <span class="nf">ctes</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-176"><a href="#Scope-176"><span class="linenos">176</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-177"><a href="#Scope-177"><span class="linenos">177</span></a><span class="sd">        List of CTEs in this scope.</span>
+</span><span id="Scope-178"><a href="#Scope-178"><span class="linenos">178</span></a>
+</span><span id="Scope-179"><a href="#Scope-179"><span class="linenos">179</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-180"><a href="#Scope-180"><span class="linenos">180</span></a><span class="sd">            list[exp.CTE]: ctes</span>
+</span><span id="Scope-181"><a href="#Scope-181"><span class="linenos">181</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-182"><a href="#Scope-182"><span class="linenos">182</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="Scope-183"><a href="#Scope-183"><span class="linenos">183</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_ctes</span>
+</span><span id="Scope-184"><a href="#Scope-184"><span class="linenos">184</span></a>
+</span><span id="Scope-185"><a href="#Scope-185"><span class="linenos">185</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-186"><a href="#Scope-186"><span class="linenos">186</span></a>    <span class="k">def</span> <span class="nf">derived_tables</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-187"><a href="#Scope-187"><span class="linenos">187</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-188"><a href="#Scope-188"><span class="linenos">188</span></a><span class="sd">        List of derived tables in this scope.</span>
+</span><span id="Scope-189"><a href="#Scope-189"><span class="linenos">189</span></a>
+</span><span id="Scope-190"><a href="#Scope-190"><span class="linenos">190</span></a><span class="sd">        For example:</span>
+</span><span id="Scope-191"><a href="#Scope-191"><span class="linenos">191</span></a><span class="sd">            SELECT * FROM (SELECT ...) &lt;- that&#39;s a derived table</span>
+</span><span id="Scope-192"><a href="#Scope-192"><span class="linenos">192</span></a>
+</span><span id="Scope-193"><a href="#Scope-193"><span class="linenos">193</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-194"><a href="#Scope-194"><span class="linenos">194</span></a><span class="sd">            list[exp.Subquery]: derived tables</span>
+</span><span id="Scope-195"><a href="#Scope-195"><span class="linenos">195</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-196"><a href="#Scope-196"><span class="linenos">196</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="Scope-197"><a href="#Scope-197"><span class="linenos">197</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_derived_tables</span>
+</span><span id="Scope-198"><a href="#Scope-198"><span class="linenos">198</span></a>
+</span><span id="Scope-199"><a href="#Scope-199"><span class="linenos">199</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-200"><a href="#Scope-200"><span class="linenos">200</span></a>    <span class="k">def</span> <span class="nf">udtfs</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-201"><a href="#Scope-201"><span class="linenos">201</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-202"><a href="#Scope-202"><span class="linenos">202</span></a><span class="sd">        List of &quot;User Defined Tabular Functions&quot; in this scope.</span>
+</span><span id="Scope-203"><a href="#Scope-203"><span class="linenos">203</span></a>
+</span><span id="Scope-204"><a href="#Scope-204"><span class="linenos">204</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-205"><a href="#Scope-205"><span class="linenos">205</span></a><span class="sd">            list[exp.UDTF]: UDTFs</span>
+</span><span id="Scope-206"><a href="#Scope-206"><span class="linenos">206</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-207"><a href="#Scope-207"><span class="linenos">207</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="Scope-208"><a href="#Scope-208"><span class="linenos">208</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_udtfs</span>
+</span><span id="Scope-209"><a href="#Scope-209"><span class="linenos">209</span></a>
+</span><span id="Scope-210"><a href="#Scope-210"><span class="linenos">210</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-211"><a href="#Scope-211"><span class="linenos">211</span></a>    <span class="k">def</span> <span class="nf">subqueries</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-212"><a href="#Scope-212"><span class="linenos">212</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-213"><a href="#Scope-213"><span class="linenos">213</span></a><span class="sd">        List of subqueries in this scope.</span>
+</span><span id="Scope-214"><a href="#Scope-214"><span class="linenos">214</span></a>
+</span><span id="Scope-215"><a href="#Scope-215"><span class="linenos">215</span></a><span class="sd">        For example:</span>
+</span><span id="Scope-216"><a href="#Scope-216"><span class="linenos">216</span></a><span class="sd">            SELECT * FROM x WHERE a IN (SELECT ...) &lt;- that&#39;s a subquery</span>
 </span><span id="Scope-217"><a href="#Scope-217"><span class="linenos">217</span></a>
-</span><span id="Scope-218"><a href="#Scope-218"><span class="linenos">218</span></a><span class="sd">        For example:</span>
-</span><span id="Scope-219"><a href="#Scope-219"><span class="linenos">219</span></a><span class="sd">            SELECT * FROM (SELECT ...) &lt;- that&#39;s a derived table</span>
-</span><span id="Scope-220"><a href="#Scope-220"><span class="linenos">220</span></a>
-</span><span id="Scope-221"><a href="#Scope-221"><span class="linenos">221</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-222"><a href="#Scope-222"><span class="linenos">222</span></a><span class="sd">            list[exp.Subquery]: derived tables</span>
-</span><span id="Scope-223"><a href="#Scope-223"><span class="linenos">223</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-224"><a href="#Scope-224"><span class="linenos">224</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="Scope-225"><a href="#Scope-225"><span class="linenos">225</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_derived_tables</span>
-</span><span id="Scope-226"><a href="#Scope-226"><span class="linenos">226</span></a>
-</span><span id="Scope-227"><a href="#Scope-227"><span class="linenos">227</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-228"><a href="#Scope-228"><span class="linenos">228</span></a>    <span class="k">def</span> <span class="nf">udtfs</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-229"><a href="#Scope-229"><span class="linenos">229</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-230"><a href="#Scope-230"><span class="linenos">230</span></a><span class="sd">        List of &quot;User Defined Tabular Functions&quot; in this scope.</span>
-</span><span id="Scope-231"><a href="#Scope-231"><span class="linenos">231</span></a>
-</span><span id="Scope-232"><a href="#Scope-232"><span class="linenos">232</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-233"><a href="#Scope-233"><span class="linenos">233</span></a><span class="sd">            list[exp.UDTF]: UDTFs</span>
-</span><span id="Scope-234"><a href="#Scope-234"><span class="linenos">234</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-235"><a href="#Scope-235"><span class="linenos">235</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="Scope-236"><a href="#Scope-236"><span class="linenos">236</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_udtfs</span>
-</span><span id="Scope-237"><a href="#Scope-237"><span class="linenos">237</span></a>
-</span><span id="Scope-238"><a href="#Scope-238"><span class="linenos">238</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-239"><a href="#Scope-239"><span class="linenos">239</span></a>    <span class="k">def</span> <span class="nf">subqueries</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-240"><a href="#Scope-240"><span class="linenos">240</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-241"><a href="#Scope-241"><span class="linenos">241</span></a><span class="sd">        List of subqueries in this scope.</span>
+</span><span id="Scope-218"><a href="#Scope-218"><span class="linenos">218</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-219"><a href="#Scope-219"><span class="linenos">219</span></a><span class="sd">            list[exp.Subqueryable]: subqueries</span>
+</span><span id="Scope-220"><a href="#Scope-220"><span class="linenos">220</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-221"><a href="#Scope-221"><span class="linenos">221</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="Scope-222"><a href="#Scope-222"><span class="linenos">222</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
+</span><span id="Scope-223"><a href="#Scope-223"><span class="linenos">223</span></a>
+</span><span id="Scope-224"><a href="#Scope-224"><span class="linenos">224</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-225"><a href="#Scope-225"><span class="linenos">225</span></a>    <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-226"><a href="#Scope-226"><span class="linenos">226</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-227"><a href="#Scope-227"><span class="linenos">227</span></a><span class="sd">        List of columns in this scope.</span>
+</span><span id="Scope-228"><a href="#Scope-228"><span class="linenos">228</span></a>
+</span><span id="Scope-229"><a href="#Scope-229"><span class="linenos">229</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-230"><a href="#Scope-230"><span class="linenos">230</span></a><span class="sd">            list[exp.Column]: Column instances in this scope, plus any</span>
+</span><span id="Scope-231"><a href="#Scope-231"><span class="linenos">231</span></a><span class="sd">                Columns that reference this scope from correlated subqueries.</span>
+</span><span id="Scope-232"><a href="#Scope-232"><span class="linenos">232</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-233"><a href="#Scope-233"><span class="linenos">233</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="Scope-234"><a href="#Scope-234"><span class="linenos">234</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
+</span><span id="Scope-235"><a href="#Scope-235"><span class="linenos">235</span></a>            <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_raw_columns</span>
+</span><span id="Scope-236"><a href="#Scope-236"><span class="linenos">236</span></a>
+</span><span id="Scope-237"><a href="#Scope-237"><span class="linenos">237</span></a>            <span class="n">external_columns</span> <span class="o">=</span> <span class="p">[</span>
+</span><span id="Scope-238"><a href="#Scope-238"><span class="linenos">238</span></a>                <span class="n">column</span>
+</span><span id="Scope-239"><a href="#Scope-239"><span class="linenos">239</span></a>                <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtf_scopes</span><span class="p">)</span>
+</span><span id="Scope-240"><a href="#Scope-240"><span class="linenos">240</span></a>                <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">external_columns</span>
+</span><span id="Scope-241"><a href="#Scope-241"><span class="linenos">241</span></a>            <span class="p">]</span>
 </span><span id="Scope-242"><a href="#Scope-242"><span class="linenos">242</span></a>
-</span><span id="Scope-243"><a href="#Scope-243"><span class="linenos">243</span></a><span class="sd">        For example:</span>
-</span><span id="Scope-244"><a href="#Scope-244"><span class="linenos">244</span></a><span class="sd">            SELECT * FROM x WHERE a IN (SELECT ...) &lt;- that&#39;s a subquery</span>
-</span><span id="Scope-245"><a href="#Scope-245"><span class="linenos">245</span></a>
-</span><span id="Scope-246"><a href="#Scope-246"><span class="linenos">246</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-247"><a href="#Scope-247"><span class="linenos">247</span></a><span class="sd">            list[exp.Subqueryable]: subqueries</span>
-</span><span id="Scope-248"><a href="#Scope-248"><span class="linenos">248</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-249"><a href="#Scope-249"><span class="linenos">249</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="Scope-250"><a href="#Scope-250"><span class="linenos">250</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
-</span><span id="Scope-251"><a href="#Scope-251"><span class="linenos">251</span></a>
-</span><span id="Scope-252"><a href="#Scope-252"><span class="linenos">252</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-253"><a href="#Scope-253"><span class="linenos">253</span></a>    <span class="k">def</span> <span class="nf">columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-254"><a href="#Scope-254"><span class="linenos">254</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-255"><a href="#Scope-255"><span class="linenos">255</span></a><span class="sd">        List of columns in this scope.</span>
-</span><span id="Scope-256"><a href="#Scope-256"><span class="linenos">256</span></a>
-</span><span id="Scope-257"><a href="#Scope-257"><span class="linenos">257</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-258"><a href="#Scope-258"><span class="linenos">258</span></a><span class="sd">            list[exp.Column]: Column instances in this scope, plus any</span>
-</span><span id="Scope-259"><a href="#Scope-259"><span class="linenos">259</span></a><span class="sd">                Columns that reference this scope from correlated subqueries.</span>
-</span><span id="Scope-260"><a href="#Scope-260"><span class="linenos">260</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-261"><a href="#Scope-261"><span class="linenos">261</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="Scope-262"><a href="#Scope-262"><span class="linenos">262</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
-</span><span id="Scope-263"><a href="#Scope-263"><span class="linenos">263</span></a>            <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_raw_columns</span>
+</span><span id="Scope-243"><a href="#Scope-243"><span class="linenos">243</span></a>            <span class="n">named_selects</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
+</span><span id="Scope-244"><a href="#Scope-244"><span class="linenos">244</span></a>
+</span><span id="Scope-245"><a href="#Scope-245"><span class="linenos">245</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="Scope-246"><a href="#Scope-246"><span class="linenos">246</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
+</span><span id="Scope-247"><a href="#Scope-247"><span class="linenos">247</span></a>                <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
+</span><span id="Scope-248"><a href="#Scope-248"><span class="linenos">248</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
+</span><span id="Scope-249"><a href="#Scope-249"><span class="linenos">249</span></a>                <span class="p">)</span>
+</span><span id="Scope-250"><a href="#Scope-250"><span class="linenos">250</span></a>                <span class="k">if</span> <span class="p">(</span>
+</span><span id="Scope-251"><a href="#Scope-251"><span class="linenos">251</span></a>                    <span class="ow">not</span> <span class="n">ancestor</span>
+</span><span id="Scope-252"><a href="#Scope-252"><span class="linenos">252</span></a>                    <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span>
+</span><span id="Scope-253"><a href="#Scope-253"><span class="linenos">253</span></a>                    <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
+</span><span id="Scope-254"><a href="#Scope-254"><span class="linenos">254</span></a>                    <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Func</span><span class="p">))</span>
+</span><span id="Scope-255"><a href="#Scope-255"><span class="linenos">255</span></a>                    <span class="ow">or</span> <span class="p">(</span>
+</span><span id="Scope-256"><a href="#Scope-256"><span class="linenos">256</span></a>                        <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
+</span><span id="Scope-257"><a href="#Scope-257"><span class="linenos">257</span></a>                        <span class="ow">and</span> <span class="p">(</span>
+</span><span id="Scope-258"><a href="#Scope-258"><span class="linenos">258</span></a>                            <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
+</span><span id="Scope-259"><a href="#Scope-259"><span class="linenos">259</span></a>                            <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">named_selects</span>
+</span><span id="Scope-260"><a href="#Scope-260"><span class="linenos">260</span></a>                        <span class="p">)</span>
+</span><span id="Scope-261"><a href="#Scope-261"><span class="linenos">261</span></a>                    <span class="p">)</span>
+</span><span id="Scope-262"><a href="#Scope-262"><span class="linenos">262</span></a>                <span class="p">):</span>
+</span><span id="Scope-263"><a href="#Scope-263"><span class="linenos">263</span></a>                    <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">column</span><span class="p">)</span>
 </span><span id="Scope-264"><a href="#Scope-264"><span class="linenos">264</span></a>
-</span><span id="Scope-265"><a href="#Scope-265"><span class="linenos">265</span></a>            <span class="n">external_columns</span> <span class="o">=</span> <span class="p">[</span>
-</span><span id="Scope-266"><a href="#Scope-266"><span class="linenos">266</span></a>                <span class="n">column</span>
-</span><span id="Scope-267"><a href="#Scope-267"><span class="linenos">267</span></a>                <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtf_scopes</span><span class="p">)</span>
-</span><span id="Scope-268"><a href="#Scope-268"><span class="linenos">268</span></a>                <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">external_columns</span>
-</span><span id="Scope-269"><a href="#Scope-269"><span class="linenos">269</span></a>            <span class="p">]</span>
-</span><span id="Scope-270"><a href="#Scope-270"><span class="linenos">270</span></a>
-</span><span id="Scope-271"><a href="#Scope-271"><span class="linenos">271</span></a>            <span class="n">named_selects</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
-</span><span id="Scope-272"><a href="#Scope-272"><span class="linenos">272</span></a>
-</span><span id="Scope-273"><a href="#Scope-273"><span class="linenos">273</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="Scope-274"><a href="#Scope-274"><span class="linenos">274</span></a>            <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
-</span><span id="Scope-275"><a href="#Scope-275"><span class="linenos">275</span></a>                <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
-</span><span id="Scope-276"><a href="#Scope-276"><span class="linenos">276</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
-</span><span id="Scope-277"><a href="#Scope-277"><span class="linenos">277</span></a>                <span class="p">)</span>
-</span><span id="Scope-278"><a href="#Scope-278"><span class="linenos">278</span></a>                <span class="k">if</span> <span class="p">(</span>
-</span><span id="Scope-279"><a href="#Scope-279"><span class="linenos">279</span></a>                    <span class="ow">not</span> <span class="n">ancestor</span>
-</span><span id="Scope-280"><a href="#Scope-280"><span class="linenos">280</span></a>                    <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span>
-</span><span id="Scope-281"><a href="#Scope-281"><span class="linenos">281</span></a>                    <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
-</span><span id="Scope-282"><a href="#Scope-282"><span class="linenos">282</span></a>                    <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Func</span><span class="p">))</span>
-</span><span id="Scope-283"><a href="#Scope-283"><span class="linenos">283</span></a>                    <span class="ow">or</span> <span class="p">(</span>
-</span><span id="Scope-284"><a href="#Scope-284"><span class="linenos">284</span></a>                        <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
-</span><span id="Scope-285"><a href="#Scope-285"><span class="linenos">285</span></a>                        <span class="ow">and</span> <span class="p">(</span>
-</span><span id="Scope-286"><a href="#Scope-286"><span class="linenos">286</span></a>                            <span class="nb">isinstance</span><span class="p">(</span><span class="n">ancestor</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
-</span><span id="Scope-287"><a href="#Scope-287"><span class="linenos">287</span></a>                            <span class="ow">or</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">named_selects</span>
-</span><span id="Scope-288"><a href="#Scope-288"><span class="linenos">288</span></a>                        <span class="p">)</span>
-</span><span id="Scope-289"><a href="#Scope-289"><span class="linenos">289</span></a>                    <span class="p">)</span>
-</span><span id="Scope-290"><a href="#Scope-290"><span class="linenos">290</span></a>                <span class="p">):</span>
-</span><span id="Scope-291"><a href="#Scope-291"><span class="linenos">291</span></a>                    <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">column</span><span class="p">)</span>
-</span><span id="Scope-292"><a href="#Scope-292"><span class="linenos">292</span></a>
-</span><span id="Scope-293"><a href="#Scope-293"><span class="linenos">293</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span>
+</span><span id="Scope-265"><a href="#Scope-265"><span class="linenos">265</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span>
+</span><span id="Scope-266"><a href="#Scope-266"><span class="linenos">266</span></a>
+</span><span id="Scope-267"><a href="#Scope-267"><span class="linenos">267</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-268"><a href="#Scope-268"><span class="linenos">268</span></a>    <span class="k">def</span> <span class="nf">selected_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-269"><a href="#Scope-269"><span class="linenos">269</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-270"><a href="#Scope-270"><span class="linenos">270</span></a><span class="sd">        Mapping of nodes and sources that are actually selected from in this scope.</span>
+</span><span id="Scope-271"><a href="#Scope-271"><span class="linenos">271</span></a>
+</span><span id="Scope-272"><a href="#Scope-272"><span class="linenos">272</span></a><span class="sd">        That is, all tables in a schema are selectable at any point. But a</span>
+</span><span id="Scope-273"><a href="#Scope-273"><span class="linenos">273</span></a><span class="sd">        table only becomes a selected source if it&#39;s included in a FROM or JOIN clause.</span>
+</span><span id="Scope-274"><a href="#Scope-274"><span class="linenos">274</span></a>
+</span><span id="Scope-275"><a href="#Scope-275"><span class="linenos">275</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-276"><a href="#Scope-276"><span class="linenos">276</span></a><span class="sd">            dict[str, (exp.Table|exp.Select, exp.Table|Scope)]: selected sources and nodes</span>
+</span><span id="Scope-277"><a href="#Scope-277"><span class="linenos">277</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-278"><a href="#Scope-278"><span class="linenos">278</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="Scope-279"><a href="#Scope-279"><span class="linenos">279</span></a>            <span class="n">result</span> <span class="o">=</span> <span class="p">{}</span>
+</span><span id="Scope-280"><a href="#Scope-280"><span class="linenos">280</span></a>
+</span><span id="Scope-281"><a href="#Scope-281"><span class="linenos">281</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span><span class="p">:</span>
+</span><span id="Scope-282"><a href="#Scope-282"><span class="linenos">282</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
+</span><span id="Scope-283"><a href="#Scope-283"><span class="linenos">283</span></a>                    <span class="k">raise</span> <span class="n">OptimizeError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Alias already used: </span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
+</span><span id="Scope-284"><a href="#Scope-284"><span class="linenos">284</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">:</span>
+</span><span id="Scope-285"><a href="#Scope-285"><span class="linenos">285</span></a>                    <span class="n">result</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">])</span>
+</span><span id="Scope-286"><a href="#Scope-286"><span class="linenos">286</span></a>
+</span><span id="Scope-287"><a href="#Scope-287"><span class="linenos">287</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="o">=</span> <span class="n">result</span>
+</span><span id="Scope-288"><a href="#Scope-288"><span class="linenos">288</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span>
+</span><span id="Scope-289"><a href="#Scope-289"><span class="linenos">289</span></a>
+</span><span id="Scope-290"><a href="#Scope-290"><span class="linenos">290</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-291"><a href="#Scope-291"><span class="linenos">291</span></a>    <span class="k">def</span> <span class="nf">references</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]]:</span>
+</span><span id="Scope-292"><a href="#Scope-292"><span class="linenos">292</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="Scope-293"><a href="#Scope-293"><span class="linenos">293</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="o">=</span> <span class="p">[]</span>
 </span><span id="Scope-294"><a href="#Scope-294"><span class="linenos">294</span></a>
-</span><span id="Scope-295"><a href="#Scope-295"><span class="linenos">295</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-296"><a href="#Scope-296"><span class="linenos">296</span></a>    <span class="k">def</span> <span class="nf">selected_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-297"><a href="#Scope-297"><span class="linenos">297</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-298"><a href="#Scope-298"><span class="linenos">298</span></a><span class="sd">        Mapping of nodes and sources that are actually selected from in this scope.</span>
-</span><span id="Scope-299"><a href="#Scope-299"><span class="linenos">299</span></a>
-</span><span id="Scope-300"><a href="#Scope-300"><span class="linenos">300</span></a><span class="sd">        That is, all tables in a schema are selectable at any point. But a</span>
-</span><span id="Scope-301"><a href="#Scope-301"><span class="linenos">301</span></a><span class="sd">        table only becomes a selected source if it&#39;s included in a FROM or JOIN clause.</span>
-</span><span id="Scope-302"><a href="#Scope-302"><span class="linenos">302</span></a>
-</span><span id="Scope-303"><a href="#Scope-303"><span class="linenos">303</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-304"><a href="#Scope-304"><span class="linenos">304</span></a><span class="sd">            dict[str, (exp.Table|exp.Select, exp.Table|Scope)]: selected sources and nodes</span>
-</span><span id="Scope-305"><a href="#Scope-305"><span class="linenos">305</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-306"><a href="#Scope-306"><span class="linenos">306</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="Scope-307"><a href="#Scope-307"><span class="linenos">307</span></a>            <span class="n">result</span> <span class="o">=</span> <span class="p">{}</span>
-</span><span id="Scope-308"><a href="#Scope-308"><span class="linenos">308</span></a>
-</span><span id="Scope-309"><a href="#Scope-309"><span class="linenos">309</span></a>            <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span><span class="p">:</span>
-</span><span id="Scope-310"><a href="#Scope-310"><span class="linenos">310</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
-</span><span id="Scope-311"><a href="#Scope-311"><span class="linenos">311</span></a>                    <span class="k">raise</span> <span class="n">OptimizeError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Alias already used: </span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
-</span><span id="Scope-312"><a href="#Scope-312"><span class="linenos">312</span></a>                <span class="k">if</span> <span class="n">name</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">:</span>
-</span><span id="Scope-313"><a href="#Scope-313"><span class="linenos">313</span></a>                    <span class="n">result</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">])</span>
-</span><span id="Scope-314"><a href="#Scope-314"><span class="linenos">314</span></a>
-</span><span id="Scope-315"><a href="#Scope-315"><span class="linenos">315</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span> <span class="o">=</span> <span class="n">result</span>
-</span><span id="Scope-316"><a href="#Scope-316"><span class="linenos">316</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_selected_sources</span>
-</span><span id="Scope-317"><a href="#Scope-317"><span class="linenos">317</span></a>
-</span><span id="Scope-318"><a href="#Scope-318"><span class="linenos">318</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-319"><a href="#Scope-319"><span class="linenos">319</span></a>    <span class="k">def</span> <span class="nf">references</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]]:</span>
-</span><span id="Scope-320"><a href="#Scope-320"><span class="linenos">320</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="Scope-321"><a href="#Scope-321"><span class="linenos">321</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_references</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="Scope-322"><a href="#Scope-322"><span class="linenos">322</span></a>
-</span><span id="Scope-323"><a href="#Scope-323"><span class="linenos">323</span></a>            <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
-</span><span id="Scope-324"><a href="#Scope-324"><span class="linenos">324</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">table</span><span class="p">))</span>
-</span><span id="Scope-325"><a href="#Scope-325"><span class="linenos">325</span></a>            <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtfs</span><span class="p">):</span>
-</span><span id="Scope-326"><a href="#Scope-326"><span class="linenos">326</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
-</span><span id="Scope-327"><a href="#Scope-327"><span class="linenos">327</span></a>                    <span class="p">(</span>
-</span><span id="Scope-328"><a href="#Scope-328"><span class="linenos">328</span></a>                        <span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">,</span>
-</span><span id="Scope-329"><a href="#Scope-329"><span class="linenos">329</span></a>                        <span class="n">expression</span> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="k">else</span> <span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">(),</span>
-</span><span id="Scope-330"><a href="#Scope-330"><span class="linenos">330</span></a>                    <span class="p">)</span>
-</span><span id="Scope-331"><a href="#Scope-331"><span class="linenos">331</span></a>                <span class="p">)</span>
-</span><span id="Scope-332"><a href="#Scope-332"><span class="linenos">332</span></a>
-</span><span id="Scope-333"><a href="#Scope-333"><span class="linenos">333</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span>
-</span><span id="Scope-334"><a href="#Scope-334"><span class="linenos">334</span></a>
-</span><span id="Scope-335"><a href="#Scope-335"><span class="linenos">335</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-336"><a href="#Scope-336"><span class="linenos">336</span></a>    <span class="k">def</span> <span class="nf">cte_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-337"><a href="#Scope-337"><span class="linenos">337</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-338"><a href="#Scope-338"><span class="linenos">338</span></a><span class="sd">        Sources that are CTEs.</span>
-</span><span id="Scope-339"><a href="#Scope-339"><span class="linenos">339</span></a>
-</span><span id="Scope-340"><a href="#Scope-340"><span class="linenos">340</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-341"><a href="#Scope-341"><span class="linenos">341</span></a><span class="sd">            dict[str, Scope]: Mapping of source alias to Scope</span>
-</span><span id="Scope-342"><a href="#Scope-342"><span class="linenos">342</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-343"><a href="#Scope-343"><span class="linenos">343</span></a>        <span class="k">return</span> <span class="p">{</span>
-</span><span id="Scope-344"><a href="#Scope-344"><span class="linenos">344</span></a>            <span class="n">alias</span><span class="p">:</span> <span class="n">scope</span>
-</span><span id="Scope-345"><a href="#Scope-345"><span class="linenos">345</span></a>            <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">()</span>
-</span><span id="Scope-346"><a href="#Scope-346"><span class="linenos">346</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">scope</span><span class="o">.</span><span class="n">is_cte</span>
-</span><span id="Scope-347"><a href="#Scope-347"><span class="linenos">347</span></a>        <span class="p">}</span>
-</span><span id="Scope-348"><a href="#Scope-348"><span class="linenos">348</span></a>
-</span><span id="Scope-349"><a href="#Scope-349"><span class="linenos">349</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-350"><a href="#Scope-350"><span class="linenos">350</span></a>    <span class="k">def</span> <span class="nf">external_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-351"><a href="#Scope-351"><span class="linenos">351</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-352"><a href="#Scope-352"><span class="linenos">352</span></a><span class="sd">        Columns that appear to reference sources in outer scopes.</span>
-</span><span id="Scope-353"><a href="#Scope-353"><span class="linenos">353</span></a>
-</span><span id="Scope-354"><a href="#Scope-354"><span class="linenos">354</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-355"><a href="#Scope-355"><span class="linenos">355</span></a><span class="sd">            list[exp.Column]: Column instances that don&#39;t reference</span>
-</span><span id="Scope-356"><a href="#Scope-356"><span class="linenos">356</span></a><span class="sd">                sources in the current scope.</span>
-</span><span id="Scope-357"><a href="#Scope-357"><span class="linenos">357</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-358"><a href="#Scope-358"><span class="linenos">358</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="Scope-359"><a href="#Scope-359"><span class="linenos">359</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="o">=</span> <span class="p">[</span>
-</span><span id="Scope-360"><a href="#Scope-360"><span class="linenos">360</span></a>                <span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">selected_sources</span>
-</span><span id="Scope-361"><a href="#Scope-361"><span class="linenos">361</span></a>            <span class="p">]</span>
-</span><span id="Scope-362"><a href="#Scope-362"><span class="linenos">362</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span>
-</span><span id="Scope-363"><a href="#Scope-363"><span class="linenos">363</span></a>
-</span><span id="Scope-364"><a href="#Scope-364"><span class="linenos">364</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-365"><a href="#Scope-365"><span class="linenos">365</span></a>    <span class="k">def</span> <span class="nf">unqualified_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-366"><a href="#Scope-366"><span class="linenos">366</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-367"><a href="#Scope-367"><span class="linenos">367</span></a><span class="sd">        Unqualified columns in the current scope.</span>
-</span><span id="Scope-368"><a href="#Scope-368"><span class="linenos">368</span></a>
-</span><span id="Scope-369"><a href="#Scope-369"><span class="linenos">369</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-370"><a href="#Scope-370"><span class="linenos">370</span></a><span class="sd">             list[exp.Column]: Unqualified columns</span>
-</span><span id="Scope-371"><a href="#Scope-371"><span class="linenos">371</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-372"><a href="#Scope-372"><span class="linenos">372</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span><span class="p">]</span>
-</span><span id="Scope-373"><a href="#Scope-373"><span class="linenos">373</span></a>
-</span><span id="Scope-374"><a href="#Scope-374"><span class="linenos">374</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-375"><a href="#Scope-375"><span class="linenos">375</span></a>    <span class="k">def</span> <span class="nf">join_hints</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-376"><a href="#Scope-376"><span class="linenos">376</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-377"><a href="#Scope-377"><span class="linenos">377</span></a><span class="sd">        Hints that exist in the scope that reference tables</span>
-</span><span id="Scope-378"><a href="#Scope-378"><span class="linenos">378</span></a>
-</span><span id="Scope-379"><a href="#Scope-379"><span class="linenos">379</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-380"><a href="#Scope-380"><span class="linenos">380</span></a><span class="sd">            list[exp.JoinHint]: Join hints that are referenced within the scope</span>
-</span><span id="Scope-381"><a href="#Scope-381"><span class="linenos">381</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-382"><a href="#Scope-382"><span class="linenos">382</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
-</span><span id="Scope-383"><a href="#Scope-383"><span class="linenos">383</span></a>            <span class="k">return</span> <span class="p">[]</span>
-</span><span id="Scope-384"><a href="#Scope-384"><span class="linenos">384</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span>
-</span><span id="Scope-385"><a href="#Scope-385"><span class="linenos">385</span></a>
-</span><span id="Scope-386"><a href="#Scope-386"><span class="linenos">386</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-387"><a href="#Scope-387"><span class="linenos">387</span></a>    <span class="k">def</span> <span class="nf">pivots</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-388"><a href="#Scope-388"><span class="linenos">388</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span><span class="p">:</span>
-</span><span id="Scope-389"><a href="#Scope-389"><span class="linenos">389</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span> <span class="o">=</span> <span class="p">[</span>
-</span><span id="Scope-390"><a href="#Scope-390"><span class="linenos">390</span></a>                <span class="n">pivot</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span> <span class="k">for</span> <span class="n">pivot</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]</span>
-</span><span id="Scope-391"><a href="#Scope-391"><span class="linenos">391</span></a>            <span class="p">]</span>
+</span><span id="Scope-295"><a href="#Scope-295"><span class="linenos">295</span></a>            <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">tables</span><span class="p">:</span>
+</span><span id="Scope-296"><a href="#Scope-296"><span class="linenos">296</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">((</span><span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">table</span><span class="p">))</span>
+</span><span id="Scope-297"><a href="#Scope-297"><span class="linenos">297</span></a>            <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">udtfs</span><span class="p">):</span>
+</span><span id="Scope-298"><a href="#Scope-298"><span class="linenos">298</span></a>                <span class="bp">self</span><span class="o">.</span><span class="n">_references</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
+</span><span id="Scope-299"><a href="#Scope-299"><span class="linenos">299</span></a>                    <span class="p">(</span>
+</span><span id="Scope-300"><a href="#Scope-300"><span class="linenos">300</span></a>                        <span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">,</span>
+</span><span id="Scope-301"><a href="#Scope-301"><span class="linenos">301</span></a>                        <span class="n">expression</span> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="k">else</span> <span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">(),</span>
+</span><span id="Scope-302"><a href="#Scope-302"><span class="linenos">302</span></a>                    <span class="p">)</span>
+</span><span id="Scope-303"><a href="#Scope-303"><span class="linenos">303</span></a>                <span class="p">)</span>
+</span><span id="Scope-304"><a href="#Scope-304"><span class="linenos">304</span></a>
+</span><span id="Scope-305"><a href="#Scope-305"><span class="linenos">305</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_references</span>
+</span><span id="Scope-306"><a href="#Scope-306"><span class="linenos">306</span></a>
+</span><span id="Scope-307"><a href="#Scope-307"><span class="linenos">307</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-308"><a href="#Scope-308"><span class="linenos">308</span></a>    <span class="k">def</span> <span class="nf">cte_sources</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-309"><a href="#Scope-309"><span class="linenos">309</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-310"><a href="#Scope-310"><span class="linenos">310</span></a><span class="sd">        Sources that are CTEs.</span>
+</span><span id="Scope-311"><a href="#Scope-311"><span class="linenos">311</span></a>
+</span><span id="Scope-312"><a href="#Scope-312"><span class="linenos">312</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-313"><a href="#Scope-313"><span class="linenos">313</span></a><span class="sd">            dict[str, Scope]: Mapping of source alias to Scope</span>
+</span><span id="Scope-314"><a href="#Scope-314"><span class="linenos">314</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-315"><a href="#Scope-315"><span class="linenos">315</span></a>        <span class="k">return</span> <span class="p">{</span>
+</span><span id="Scope-316"><a href="#Scope-316"><span class="linenos">316</span></a>            <span class="n">alias</span><span class="p">:</span> <span class="n">scope</span>
+</span><span id="Scope-317"><a href="#Scope-317"><span class="linenos">317</span></a>            <span class="k">for</span> <span class="n">alias</span><span class="p">,</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">items</span><span class="p">()</span>
+</span><span id="Scope-318"><a href="#Scope-318"><span class="linenos">318</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">scope</span><span class="o">.</span><span class="n">is_cte</span>
+</span><span id="Scope-319"><a href="#Scope-319"><span class="linenos">319</span></a>        <span class="p">}</span>
+</span><span id="Scope-320"><a href="#Scope-320"><span class="linenos">320</span></a>
+</span><span id="Scope-321"><a href="#Scope-321"><span class="linenos">321</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-322"><a href="#Scope-322"><span class="linenos">322</span></a>    <span class="k">def</span> <span class="nf">external_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-323"><a href="#Scope-323"><span class="linenos">323</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-324"><a href="#Scope-324"><span class="linenos">324</span></a><span class="sd">        Columns that appear to reference sources in outer scopes.</span>
+</span><span id="Scope-325"><a href="#Scope-325"><span class="linenos">325</span></a>
+</span><span id="Scope-326"><a href="#Scope-326"><span class="linenos">326</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-327"><a href="#Scope-327"><span class="linenos">327</span></a><span class="sd">            list[exp.Column]: Column instances that don&#39;t reference</span>
+</span><span id="Scope-328"><a href="#Scope-328"><span class="linenos">328</span></a><span class="sd">                sources in the current scope.</span>
+</span><span id="Scope-329"><a href="#Scope-329"><span class="linenos">329</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-330"><a href="#Scope-330"><span class="linenos">330</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="Scope-331"><a href="#Scope-331"><span class="linenos">331</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span> <span class="o">=</span> <span class="p">[</span>
+</span><span id="Scope-332"><a href="#Scope-332"><span class="linenos">332</span></a>                <span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span> <span class="ow">not</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">selected_sources</span>
+</span><span id="Scope-333"><a href="#Scope-333"><span class="linenos">333</span></a>            <span class="p">]</span>
+</span><span id="Scope-334"><a href="#Scope-334"><span class="linenos">334</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_external_columns</span>
+</span><span id="Scope-335"><a href="#Scope-335"><span class="linenos">335</span></a>
+</span><span id="Scope-336"><a href="#Scope-336"><span class="linenos">336</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-337"><a href="#Scope-337"><span class="linenos">337</span></a>    <span class="k">def</span> <span class="nf">unqualified_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-338"><a href="#Scope-338"><span class="linenos">338</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-339"><a href="#Scope-339"><span class="linenos">339</span></a><span class="sd">        Unqualified columns in the current scope.</span>
+</span><span id="Scope-340"><a href="#Scope-340"><span class="linenos">340</span></a>
+</span><span id="Scope-341"><a href="#Scope-341"><span class="linenos">341</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-342"><a href="#Scope-342"><span class="linenos">342</span></a><span class="sd">             list[exp.Column]: Unqualified columns</span>
+</span><span id="Scope-343"><a href="#Scope-343"><span class="linenos">343</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-344"><a href="#Scope-344"><span class="linenos">344</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">c</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span><span class="p">]</span>
+</span><span id="Scope-345"><a href="#Scope-345"><span class="linenos">345</span></a>
+</span><span id="Scope-346"><a href="#Scope-346"><span class="linenos">346</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-347"><a href="#Scope-347"><span class="linenos">347</span></a>    <span class="k">def</span> <span class="nf">join_hints</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-348"><a href="#Scope-348"><span class="linenos">348</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-349"><a href="#Scope-349"><span class="linenos">349</span></a><span class="sd">        Hints that exist in the scope that reference tables</span>
+</span><span id="Scope-350"><a href="#Scope-350"><span class="linenos">350</span></a>
+</span><span id="Scope-351"><a href="#Scope-351"><span class="linenos">351</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-352"><a href="#Scope-352"><span class="linenos">352</span></a><span class="sd">            list[exp.JoinHint]: Join hints that are referenced within the scope</span>
+</span><span id="Scope-353"><a href="#Scope-353"><span class="linenos">353</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-354"><a href="#Scope-354"><span class="linenos">354</span></a>        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
+</span><span id="Scope-355"><a href="#Scope-355"><span class="linenos">355</span></a>            <span class="k">return</span> <span class="p">[]</span>
+</span><span id="Scope-356"><a href="#Scope-356"><span class="linenos">356</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_join_hints</span>
+</span><span id="Scope-357"><a href="#Scope-357"><span class="linenos">357</span></a>
+</span><span id="Scope-358"><a href="#Scope-358"><span class="linenos">358</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-359"><a href="#Scope-359"><span class="linenos">359</span></a>    <span class="k">def</span> <span class="nf">pivots</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-360"><a href="#Scope-360"><span class="linenos">360</span></a>        <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span><span class="p">:</span>
+</span><span id="Scope-361"><a href="#Scope-361"><span class="linenos">361</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span> <span class="o">=</span> <span class="p">[</span>
+</span><span id="Scope-362"><a href="#Scope-362"><span class="linenos">362</span></a>                <span class="n">pivot</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">node</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">references</span> <span class="k">for</span> <span class="n">pivot</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;pivots&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]</span>
+</span><span id="Scope-363"><a href="#Scope-363"><span class="linenos">363</span></a>            <span class="p">]</span>
+</span><span id="Scope-364"><a href="#Scope-364"><span class="linenos">364</span></a>
+</span><span id="Scope-365"><a href="#Scope-365"><span class="linenos">365</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span>
+</span><span id="Scope-366"><a href="#Scope-366"><span class="linenos">366</span></a>
+</span><span id="Scope-367"><a href="#Scope-367"><span class="linenos">367</span></a>    <span class="k">def</span> <span class="nf">source_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source_name</span><span class="p">):</span>
+</span><span id="Scope-368"><a href="#Scope-368"><span class="linenos">368</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-369"><a href="#Scope-369"><span class="linenos">369</span></a><span class="sd">        Get all columns in the current scope for a particular source.</span>
+</span><span id="Scope-370"><a href="#Scope-370"><span class="linenos">370</span></a>
+</span><span id="Scope-371"><a href="#Scope-371"><span class="linenos">371</span></a><span class="sd">        Args:</span>
+</span><span id="Scope-372"><a href="#Scope-372"><span class="linenos">372</span></a><span class="sd">            source_name (str): Name of the source</span>
+</span><span id="Scope-373"><a href="#Scope-373"><span class="linenos">373</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-374"><a href="#Scope-374"><span class="linenos">374</span></a><span class="sd">            list[exp.Column]: Column instances that reference `source_name`</span>
+</span><span id="Scope-375"><a href="#Scope-375"><span class="linenos">375</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-376"><a href="#Scope-376"><span class="linenos">376</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">column</span> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">source_name</span><span class="p">]</span>
+</span><span id="Scope-377"><a href="#Scope-377"><span class="linenos">377</span></a>
+</span><span id="Scope-378"><a href="#Scope-378"><span class="linenos">378</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-379"><a href="#Scope-379"><span class="linenos">379</span></a>    <span class="k">def</span> <span class="nf">is_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-380"><a href="#Scope-380"><span class="linenos">380</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a subquery&quot;&quot;&quot;</span>
+</span><span id="Scope-381"><a href="#Scope-381"><span class="linenos">381</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">SUBQUERY</span>
+</span><span id="Scope-382"><a href="#Scope-382"><span class="linenos">382</span></a>
+</span><span id="Scope-383"><a href="#Scope-383"><span class="linenos">383</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-384"><a href="#Scope-384"><span class="linenos">384</span></a>    <span class="k">def</span> <span class="nf">is_derived_table</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-385"><a href="#Scope-385"><span class="linenos">385</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a derived table&quot;&quot;&quot;</span>
+</span><span id="Scope-386"><a href="#Scope-386"><span class="linenos">386</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span>
+</span><span id="Scope-387"><a href="#Scope-387"><span class="linenos">387</span></a>
+</span><span id="Scope-388"><a href="#Scope-388"><span class="linenos">388</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-389"><a href="#Scope-389"><span class="linenos">389</span></a>    <span class="k">def</span> <span class="nf">is_union</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-390"><a href="#Scope-390"><span class="linenos">390</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a union&quot;&quot;&quot;</span>
+</span><span id="Scope-391"><a href="#Scope-391"><span class="linenos">391</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span>
 </span><span id="Scope-392"><a href="#Scope-392"><span class="linenos">392</span></a>
-</span><span id="Scope-393"><a href="#Scope-393"><span class="linenos">393</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_pivots</span>
-</span><span id="Scope-394"><a href="#Scope-394"><span class="linenos">394</span></a>
-</span><span id="Scope-395"><a href="#Scope-395"><span class="linenos">395</span></a>    <span class="k">def</span> <span class="nf">source_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source_name</span><span class="p">):</span>
-</span><span id="Scope-396"><a href="#Scope-396"><span class="linenos">396</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-397"><a href="#Scope-397"><span class="linenos">397</span></a><span class="sd">        Get all columns in the current scope for a particular source.</span>
-</span><span id="Scope-398"><a href="#Scope-398"><span class="linenos">398</span></a>
-</span><span id="Scope-399"><a href="#Scope-399"><span class="linenos">399</span></a><span class="sd">        Args:</span>
-</span><span id="Scope-400"><a href="#Scope-400"><span class="linenos">400</span></a><span class="sd">            source_name (str): Name of the source</span>
-</span><span id="Scope-401"><a href="#Scope-401"><span class="linenos">401</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-402"><a href="#Scope-402"><span class="linenos">402</span></a><span class="sd">            list[exp.Column]: Column instances that reference `source_name`</span>
-</span><span id="Scope-403"><a href="#Scope-403"><span class="linenos">403</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-404"><a href="#Scope-404"><span class="linenos">404</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">column</span> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">source_name</span><span class="p">]</span>
-</span><span id="Scope-405"><a href="#Scope-405"><span class="linenos">405</span></a>
-</span><span id="Scope-406"><a href="#Scope-406"><span class="linenos">406</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-407"><a href="#Scope-407"><span class="linenos">407</span></a>    <span class="k">def</span> <span class="nf">is_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-408"><a href="#Scope-408"><span class="linenos">408</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a subquery&quot;&quot;&quot;</span>
-</span><span id="Scope-409"><a href="#Scope-409"><span class="linenos">409</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">SUBQUERY</span>
-</span><span id="Scope-410"><a href="#Scope-410"><span class="linenos">410</span></a>
-</span><span id="Scope-411"><a href="#Scope-411"><span class="linenos">411</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-412"><a href="#Scope-412"><span class="linenos">412</span></a>    <span class="k">def</span> <span class="nf">is_derived_table</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-413"><a href="#Scope-413"><span class="linenos">413</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a derived table&quot;&quot;&quot;</span>
-</span><span id="Scope-414"><a href="#Scope-414"><span class="linenos">414</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">DERIVED_TABLE</span>
+</span><span id="Scope-393"><a href="#Scope-393"><span class="linenos">393</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-394"><a href="#Scope-394"><span class="linenos">394</span></a>    <span class="k">def</span> <span class="nf">is_cte</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-395"><a href="#Scope-395"><span class="linenos">395</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a common table expression&quot;&quot;&quot;</span>
+</span><span id="Scope-396"><a href="#Scope-396"><span class="linenos">396</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span>
+</span><span id="Scope-397"><a href="#Scope-397"><span class="linenos">397</span></a>
+</span><span id="Scope-398"><a href="#Scope-398"><span class="linenos">398</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-399"><a href="#Scope-399"><span class="linenos">399</span></a>    <span class="k">def</span> <span class="nf">is_root</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-400"><a href="#Scope-400"><span class="linenos">400</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this is the root scope&quot;&quot;&quot;</span>
+</span><span id="Scope-401"><a href="#Scope-401"><span class="linenos">401</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">ROOT</span>
+</span><span id="Scope-402"><a href="#Scope-402"><span class="linenos">402</span></a>
+</span><span id="Scope-403"><a href="#Scope-403"><span class="linenos">403</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-404"><a href="#Scope-404"><span class="linenos">404</span></a>    <span class="k">def</span> <span class="nf">is_udtf</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-405"><a href="#Scope-405"><span class="linenos">405</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a UDTF (User Defined Table Function)&quot;&quot;&quot;</span>
+</span><span id="Scope-406"><a href="#Scope-406"><span class="linenos">406</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UDTF</span>
+</span><span id="Scope-407"><a href="#Scope-407"><span class="linenos">407</span></a>
+</span><span id="Scope-408"><a href="#Scope-408"><span class="linenos">408</span></a>    <span class="nd">@property</span>
+</span><span id="Scope-409"><a href="#Scope-409"><span class="linenos">409</span></a>    <span class="k">def</span> <span class="nf">is_correlated_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-410"><a href="#Scope-410"><span class="linenos">410</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a correlated subquery&quot;&quot;&quot;</span>
+</span><span id="Scope-411"><a href="#Scope-411"><span class="linenos">411</span></a>        <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span>
+</span><span id="Scope-412"><a href="#Scope-412"><span class="linenos">412</span></a>            <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">is_subquery</span> <span class="ow">or</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">)))</span>
+</span><span id="Scope-413"><a href="#Scope-413"><span class="linenos">413</span></a>            <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">external_columns</span>
+</span><span id="Scope-414"><a href="#Scope-414"><span class="linenos">414</span></a>        <span class="p">)</span>
 </span><span id="Scope-415"><a href="#Scope-415"><span class="linenos">415</span></a>
-</span><span id="Scope-416"><a href="#Scope-416"><span class="linenos">416</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-417"><a href="#Scope-417"><span class="linenos">417</span></a>    <span class="k">def</span> <span class="nf">is_union</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-418"><a href="#Scope-418"><span class="linenos">418</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a union&quot;&quot;&quot;</span>
-</span><span id="Scope-419"><a href="#Scope-419"><span class="linenos">419</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UNION</span>
+</span><span id="Scope-416"><a href="#Scope-416"><span class="linenos">416</span></a>    <span class="k">def</span> <span class="nf">rename_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old_name</span><span class="p">,</span> <span class="n">new_name</span><span class="p">):</span>
+</span><span id="Scope-417"><a href="#Scope-417"><span class="linenos">417</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Rename a source in this scope&quot;&quot;&quot;</span>
+</span><span id="Scope-418"><a href="#Scope-418"><span class="linenos">418</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">old_name</span> <span class="ow">or</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="p">[])</span>
+</span><span id="Scope-419"><a href="#Scope-419"><span class="linenos">419</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">columns</span>
 </span><span id="Scope-420"><a href="#Scope-420"><span class="linenos">420</span></a>
-</span><span id="Scope-421"><a href="#Scope-421"><span class="linenos">421</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-422"><a href="#Scope-422"><span class="linenos">422</span></a>    <span class="k">def</span> <span class="nf">is_cte</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-423"><a href="#Scope-423"><span class="linenos">423</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a common table expression&quot;&quot;&quot;</span>
-</span><span id="Scope-424"><a href="#Scope-424"><span class="linenos">424</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">CTE</span>
+</span><span id="Scope-421"><a href="#Scope-421"><span class="linenos">421</span></a>    <span class="k">def</span> <span class="nf">add_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span><span class="p">):</span>
+</span><span id="Scope-422"><a href="#Scope-422"><span class="linenos">422</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Add a source to this scope&quot;&quot;&quot;</span>
+</span><span id="Scope-423"><a href="#Scope-423"><span class="linenos">423</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">source</span>
+</span><span id="Scope-424"><a href="#Scope-424"><span class="linenos">424</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span><span id="Scope-425"><a href="#Scope-425"><span class="linenos">425</span></a>
-</span><span id="Scope-426"><a href="#Scope-426"><span class="linenos">426</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-427"><a href="#Scope-427"><span class="linenos">427</span></a>    <span class="k">def</span> <span class="nf">is_root</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-428"><a href="#Scope-428"><span class="linenos">428</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this is the root scope&quot;&quot;&quot;</span>
-</span><span id="Scope-429"><a href="#Scope-429"><span class="linenos">429</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">ROOT</span>
+</span><span id="Scope-426"><a href="#Scope-426"><span class="linenos">426</span></a>    <span class="k">def</span> <span class="nf">remove_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
+</span><span id="Scope-427"><a href="#Scope-427"><span class="linenos">427</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Remove a source from this scope&quot;&quot;&quot;</span>
+</span><span id="Scope-428"><a href="#Scope-428"><span class="linenos">428</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="Scope-429"><a href="#Scope-429"><span class="linenos">429</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span><span id="Scope-430"><a href="#Scope-430"><span class="linenos">430</span></a>
-</span><span id="Scope-431"><a href="#Scope-431"><span class="linenos">431</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-432"><a href="#Scope-432"><span class="linenos">432</span></a>    <span class="k">def</span> <span class="nf">is_udtf</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-433"><a href="#Scope-433"><span class="linenos">433</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a UDTF (User Defined Table Function)&quot;&quot;&quot;</span>
-</span><span id="Scope-434"><a href="#Scope-434"><span class="linenos">434</span></a>        <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">scope_type</span> <span class="o">==</span> <span class="n">ScopeType</span><span class="o">.</span><span class="n">UDTF</span>
-</span><span id="Scope-435"><a href="#Scope-435"><span class="linenos">435</span></a>
-</span><span id="Scope-436"><a href="#Scope-436"><span class="linenos">436</span></a>    <span class="nd">@property</span>
-</span><span id="Scope-437"><a href="#Scope-437"><span class="linenos">437</span></a>    <span class="k">def</span> <span class="nf">is_correlated_subquery</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-438"><a href="#Scope-438"><span class="linenos">438</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Determine if this scope is a correlated subquery&quot;&quot;&quot;</span>
-</span><span id="Scope-439"><a href="#Scope-439"><span class="linenos">439</span></a>        <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span>
-</span><span id="Scope-440"><a href="#Scope-440"><span class="linenos">440</span></a>            <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">is_subquery</span> <span class="ow">or</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Lateral</span><span class="p">)))</span>
-</span><span id="Scope-441"><a href="#Scope-441"><span class="linenos">441</span></a>            <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">external_columns</span>
-</span><span id="Scope-442"><a href="#Scope-442"><span class="linenos">442</span></a>        <span class="p">)</span>
-</span><span id="Scope-443"><a href="#Scope-443"><span class="linenos">443</span></a>
-</span><span id="Scope-444"><a href="#Scope-444"><span class="linenos">444</span></a>    <span class="k">def</span> <span class="nf">rename_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old_name</span><span class="p">,</span> <span class="n">new_name</span><span class="p">):</span>
-</span><span id="Scope-445"><a href="#Scope-445"><span class="linenos">445</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Rename a source in this scope&quot;&quot;&quot;</span>
-</span><span id="Scope-446"><a href="#Scope-446"><span class="linenos">446</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">old_name</span> <span class="ow">or</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="p">[])</span>
-</span><span id="Scope-447"><a href="#Scope-447"><span class="linenos">447</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">columns</span>
-</span><span id="Scope-448"><a href="#Scope-448"><span class="linenos">448</span></a>
-</span><span id="Scope-449"><a href="#Scope-449"><span class="linenos">449</span></a>    <span class="k">def</span> <span class="nf">add_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span><span class="p">):</span>
-</span><span id="Scope-450"><a href="#Scope-450"><span class="linenos">450</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Add a source to this scope&quot;&quot;&quot;</span>
-</span><span id="Scope-451"><a href="#Scope-451"><span class="linenos">451</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">source</span>
-</span><span id="Scope-452"><a href="#Scope-452"><span class="linenos">452</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
-</span><span id="Scope-453"><a href="#Scope-453"><span class="linenos">453</span></a>
-</span><span id="Scope-454"><a href="#Scope-454"><span class="linenos">454</span></a>    <span class="k">def</span> <span class="nf">remove_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
-</span><span id="Scope-455"><a href="#Scope-455"><span class="linenos">455</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Remove a source from this scope&quot;&quot;&quot;</span>
-</span><span id="Scope-456"><a href="#Scope-456"><span class="linenos">456</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="Scope-457"><a href="#Scope-457"><span class="linenos">457</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
-</span><span id="Scope-458"><a href="#Scope-458"><span class="linenos">458</span></a>
-</span><span id="Scope-459"><a href="#Scope-459"><span class="linenos">459</span></a>    <span class="k">def</span> <span class="fm">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-460"><a href="#Scope-460"><span class="linenos">460</span></a>        <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;Scope&lt;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">sql</span><span class="p">()</span><span class="si">}</span><span class="s2">&gt;&quot;</span>
-</span><span id="Scope-461"><a href="#Scope-461"><span class="linenos">461</span></a>
-</span><span id="Scope-462"><a href="#Scope-462"><span class="linenos">462</span></a>    <span class="k">def</span> <span class="nf">traverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-463"><a href="#Scope-463"><span class="linenos">463</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-464"><a href="#Scope-464"><span class="linenos">464</span></a><span class="sd">        Traverse the scope tree from this node.</span>
-</span><span id="Scope-465"><a href="#Scope-465"><span class="linenos">465</span></a>
-</span><span id="Scope-466"><a href="#Scope-466"><span class="linenos">466</span></a><span class="sd">        Yields:</span>
-</span><span id="Scope-467"><a href="#Scope-467"><span class="linenos">467</span></a><span class="sd">            Scope: scope instances in depth-first-search post-order</span>
-</span><span id="Scope-468"><a href="#Scope-468"><span class="linenos">468</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-469"><a href="#Scope-469"><span class="linenos">469</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span>
-</span><span id="Scope-470"><a href="#Scope-470"><span class="linenos">470</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">cte_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">union_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">table_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span>
-</span><span id="Scope-471"><a href="#Scope-471"><span class="linenos">471</span></a>        <span class="p">):</span>
-</span><span id="Scope-472"><a href="#Scope-472"><span class="linenos">472</span></a>            <span class="k">yield from</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">traverse</span><span class="p">()</span>
-</span><span id="Scope-473"><a href="#Scope-473"><span class="linenos">473</span></a>        <span class="k">yield</span> <span class="bp">self</span>
-</span><span id="Scope-474"><a href="#Scope-474"><span class="linenos">474</span></a>
-</span><span id="Scope-475"><a href="#Scope-475"><span class="linenos">475</span></a>    <span class="k">def</span> <span class="nf">ref_count</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope-476"><a href="#Scope-476"><span class="linenos">476</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope-477"><a href="#Scope-477"><span class="linenos">477</span></a><span class="sd">        Count the number of times each scope in this tree is referenced.</span>
-</span><span id="Scope-478"><a href="#Scope-478"><span class="linenos">478</span></a>
-</span><span id="Scope-479"><a href="#Scope-479"><span class="linenos">479</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope-480"><a href="#Scope-480"><span class="linenos">480</span></a><span class="sd">            dict[int, int]: Mapping of Scope instance ID to reference count</span>
-</span><span id="Scope-481"><a href="#Scope-481"><span class="linenos">481</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope-482"><a href="#Scope-482"><span class="linenos">482</span></a>        <span class="n">scope_ref_count</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="k">lambda</span><span class="p">:</span> <span class="mi">0</span><span class="p">)</span>
-</span><span id="Scope-483"><a href="#Scope-483"><span class="linenos">483</span></a>
-</span><span id="Scope-484"><a href="#Scope-484"><span class="linenos">484</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
-</span><span id="Scope-485"><a href="#Scope-485"><span class="linenos">485</span></a>            <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
-</span><span id="Scope-486"><a href="#Scope-486"><span class="linenos">486</span></a>                <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">+=</span> <span class="mi">1</span>
-</span><span id="Scope-487"><a href="#Scope-487"><span class="linenos">487</span></a>
-</span><span id="Scope-488"><a href="#Scope-488"><span class="linenos">488</span></a>        <span class="k">return</span> <span class="n">scope_ref_count</span>
+</span><span id="Scope-431"><a href="#Scope-431"><span class="linenos">431</span></a>    <span class="k">def</span> <span class="fm">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-432"><a href="#Scope-432"><span class="linenos">432</span></a>        <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;Scope&lt;</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">sql</span><span class="p">()</span><span class="si">}</span><span class="s2">&gt;&quot;</span>
+</span><span id="Scope-433"><a href="#Scope-433"><span class="linenos">433</span></a>
+</span><span id="Scope-434"><a href="#Scope-434"><span class="linenos">434</span></a>    <span class="k">def</span> <span class="nf">traverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-435"><a href="#Scope-435"><span class="linenos">435</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-436"><a href="#Scope-436"><span class="linenos">436</span></a><span class="sd">        Traverse the scope tree from this node.</span>
+</span><span id="Scope-437"><a href="#Scope-437"><span class="linenos">437</span></a>
+</span><span id="Scope-438"><a href="#Scope-438"><span class="linenos">438</span></a><span class="sd">        Yields:</span>
+</span><span id="Scope-439"><a href="#Scope-439"><span class="linenos">439</span></a><span class="sd">            Scope: scope instances in depth-first-search post-order</span>
+</span><span id="Scope-440"><a href="#Scope-440"><span class="linenos">440</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-441"><a href="#Scope-441"><span class="linenos">441</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span>
+</span><span id="Scope-442"><a href="#Scope-442"><span class="linenos">442</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">cte_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">union_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">table_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span>
+</span><span id="Scope-443"><a href="#Scope-443"><span class="linenos">443</span></a>        <span class="p">):</span>
+</span><span id="Scope-444"><a href="#Scope-444"><span class="linenos">444</span></a>            <span class="k">yield from</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">traverse</span><span class="p">()</span>
+</span><span id="Scope-445"><a href="#Scope-445"><span class="linenos">445</span></a>        <span class="k">yield</span> <span class="bp">self</span>
+</span><span id="Scope-446"><a href="#Scope-446"><span class="linenos">446</span></a>
+</span><span id="Scope-447"><a href="#Scope-447"><span class="linenos">447</span></a>    <span class="k">def</span> <span class="nf">ref_count</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope-448"><a href="#Scope-448"><span class="linenos">448</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope-449"><a href="#Scope-449"><span class="linenos">449</span></a><span class="sd">        Count the number of times each scope in this tree is referenced.</span>
+</span><span id="Scope-450"><a href="#Scope-450"><span class="linenos">450</span></a>
+</span><span id="Scope-451"><a href="#Scope-451"><span class="linenos">451</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope-452"><a href="#Scope-452"><span class="linenos">452</span></a><span class="sd">            dict[int, int]: Mapping of Scope instance ID to reference count</span>
+</span><span id="Scope-453"><a href="#Scope-453"><span class="linenos">453</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope-454"><a href="#Scope-454"><span class="linenos">454</span></a>        <span class="n">scope_ref_count</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="k">lambda</span><span class="p">:</span> <span class="mi">0</span><span class="p">)</span>
+</span><span id="Scope-455"><a href="#Scope-455"><span class="linenos">455</span></a>
+</span><span id="Scope-456"><a href="#Scope-456"><span class="linenos">456</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
+</span><span id="Scope-457"><a href="#Scope-457"><span class="linenos">457</span></a>            <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
+</span><span id="Scope-458"><a href="#Scope-458"><span class="linenos">458</span></a>                <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">+=</span> <span class="mi">1</span>
+</span><span id="Scope-459"><a href="#Scope-459"><span class="linenos">459</span></a>
+</span><span id="Scope-460"><a href="#Scope-460"><span class="linenos">460</span></a>        <span class="k">return</span> <span class="n">scope_ref_count</span>
 </span></pre></div>
 
 
@@ -1929,42 +1917,11 @@ a list of the left and right child scopes.</li>
     </div>
     <a class="headerlink" href="#Scope.find"></a>
             <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.find-144"><a href="#Scope.find-144"><span class="linenos">144</span></a>    <span class="k">def</span> <span class="nf">find</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="Scope.find-145"><a href="#Scope.find-145"><span class="linenos">145</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope.find-146"><a href="#Scope.find-146"><span class="linenos">146</span></a><span class="sd">        Returns the first node in this scope which matches at least one of the specified types.</span>
-</span><span id="Scope.find-147"><a href="#Scope.find-147"><span class="linenos">147</span></a>
-</span><span id="Scope.find-148"><a href="#Scope.find-148"><span class="linenos">148</span></a><span class="sd">        This does NOT traverse into subscopes.</span>
-</span><span id="Scope.find-149"><a href="#Scope.find-149"><span class="linenos">149</span></a>
-</span><span id="Scope.find-150"><a href="#Scope.find-150"><span class="linenos">150</span></a><span class="sd">        Args:</span>
-</span><span id="Scope.find-151"><a href="#Scope.find-151"><span class="linenos">151</span></a><span class="sd">            expression_types (type): the expression type(s) to match.</span>
-</span><span id="Scope.find-152"><a href="#Scope.find-152"><span class="linenos">152</span></a><span class="sd">            bfs (bool): True to use breadth-first search, False to use depth-first.</span>
-</span><span id="Scope.find-153"><a href="#Scope.find-153"><span class="linenos">153</span></a>
-</span><span id="Scope.find-154"><a href="#Scope.find-154"><span class="linenos">154</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope.find-155"><a href="#Scope.find-155"><span class="linenos">155</span></a><span class="sd">            exp.Expression: the node which matches the criteria or None if no node matching</span>
-</span><span id="Scope.find-156"><a href="#Scope.find-156"><span class="linenos">156</span></a><span class="sd">            the criteria was found.</span>
-</span><span id="Scope.find-157"><a href="#Scope.find-157"><span class="linenos">157</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope.find-158"><a href="#Scope.find-158"><span class="linenos">158</span></a>        <span class="k">return</span> <span class="nb">next</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">),</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="Scope.find-145"><a href="#Scope.find-145"><span class="linenos">145</span></a>        <span class="k">return</span> <span class="n">find_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span></pre></div>
 
 
-            <div class="docstring"><p>Returns the first node in this scope which matches at least one of the specified types.</p>
-
-<p>This does NOT traverse into subscopes.</p>
-
-<h6 id="arguments">Arguments:</h6>
-
-<ul>
-<li><strong>expression_types (type):</strong>  the expression type(s) to match.</li>
-<li><strong>bfs (bool):</strong>  True to use breadth-first search, False to use depth-first.</li>
-</ul>
-
-<h6 id="returns">Returns:</h6>
-
-<blockquote>
-  <p>exp.Expression: the node which matches the criteria or None if no node matching
-  the criteria was found.</p>
-</blockquote>
-</div>
-
+    
 
                             </div>
                             <div id="Scope.find_all" class="classattr">
@@ -1978,45 +1935,12 @@ a list of the left and right child scopes.</li>
 
     </div>
     <a class="headerlink" href="#Scope.find_all"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.find_all-160"><a href="#Scope.find_all-160"><span class="linenos">160</span></a>    <span class="k">def</span> <span class="nf">find_all</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="Scope.find_all-161"><a href="#Scope.find_all-161"><span class="linenos">161</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope.find_all-162"><a href="#Scope.find_all-162"><span class="linenos">162</span></a><span class="sd">        Returns a generator object which visits all nodes in this scope and only yields those that</span>
-</span><span id="Scope.find_all-163"><a href="#Scope.find_all-163"><span class="linenos">163</span></a><span class="sd">        match at least one of the specified expression types.</span>
-</span><span id="Scope.find_all-164"><a href="#Scope.find_all-164"><span class="linenos">164</span></a>
-</span><span id="Scope.find_all-165"><a href="#Scope.find_all-165"><span class="linenos">165</span></a><span class="sd">        This does NOT traverse into subscopes.</span>
-</span><span id="Scope.find_all-166"><a href="#Scope.find_all-166"><span class="linenos">166</span></a>
-</span><span id="Scope.find_all-167"><a href="#Scope.find_all-167"><span class="linenos">167</span></a><span class="sd">        Args:</span>
-</span><span id="Scope.find_all-168"><a href="#Scope.find_all-168"><span class="linenos">168</span></a><span class="sd">            expression_types (type): the expression type(s) to match.</span>
-</span><span id="Scope.find_all-169"><a href="#Scope.find_all-169"><span class="linenos">169</span></a><span class="sd">            bfs (bool): True to use breadth-first search, False to use depth-first.</span>
-</span><span id="Scope.find_all-170"><a href="#Scope.find_all-170"><span class="linenos">170</span></a>
-</span><span id="Scope.find_all-171"><a href="#Scope.find_all-171"><span class="linenos">171</span></a><span class="sd">        Yields:</span>
-</span><span id="Scope.find_all-172"><a href="#Scope.find_all-172"><span class="linenos">172</span></a><span class="sd">            exp.Expression: nodes</span>
-</span><span id="Scope.find_all-173"><a href="#Scope.find_all-173"><span class="linenos">173</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope.find_all-174"><a href="#Scope.find_all-174"><span class="linenos">174</span></a>        <span class="k">for</span> <span class="n">expression</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">):</span>
-</span><span id="Scope.find_all-175"><a href="#Scope.find_all-175"><span class="linenos">175</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">):</span>
-</span><span id="Scope.find_all-176"><a href="#Scope.find_all-176"><span class="linenos">176</span></a>                <span class="k">yield</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.find_all-147"><a href="#Scope.find_all-147"><span class="linenos">147</span></a>    <span class="k">def</span> <span class="nf">find_all</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="Scope.find_all-148"><a href="#Scope.find_all-148"><span class="linenos">148</span></a>        <span class="k">return</span> <span class="n">find_all_in_scope</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span></pre></div>
 
 
-            <div class="docstring"><p>Returns a generator object which visits all nodes in this scope and only yields those that
-match at least one of the specified expression types.</p>
-
-<p>This does NOT traverse into subscopes.</p>
-
-<h6 id="arguments">Arguments:</h6>
-
-<ul>
-<li><strong>expression_types (type):</strong>  the expression type(s) to match.</li>
-<li><strong>bfs (bool):</strong>  True to use breadth-first search, False to use depth-first.</li>
-</ul>
-
-<h6 id="yields">Yields:</h6>
-
-<blockquote>
-  <p>exp.Expression: nodes</p>
-</blockquote>
-</div>
-
+    
 
                             </div>
                             <div id="Scope.replace" class="classattr">
@@ -2030,18 +1954,18 @@ match at least one of the specified expression types.</p>
 
     </div>
     <a class="headerlink" href="#Scope.replace"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.replace-178"><a href="#Scope.replace-178"><span class="linenos">178</span></a>    <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old</span><span class="p">,</span> <span class="n">new</span><span class="p">):</span>
-</span><span id="Scope.replace-179"><a href="#Scope.replace-179"><span class="linenos">179</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope.replace-180"><a href="#Scope.replace-180"><span class="linenos">180</span></a><span class="sd">        Replace `old` with `new`.</span>
-</span><span id="Scope.replace-181"><a href="#Scope.replace-181"><span class="linenos">181</span></a>
-</span><span id="Scope.replace-182"><a href="#Scope.replace-182"><span class="linenos">182</span></a><span class="sd">        This can be used instead of `exp.Expression.replace` to ensure the `Scope` is kept up-to-date.</span>
-</span><span id="Scope.replace-183"><a href="#Scope.replace-183"><span class="linenos">183</span></a>
-</span><span id="Scope.replace-184"><a href="#Scope.replace-184"><span class="linenos">184</span></a><span class="sd">        Args:</span>
-</span><span id="Scope.replace-185"><a href="#Scope.replace-185"><span class="linenos">185</span></a><span class="sd">            old (exp.Expression): old node</span>
-</span><span id="Scope.replace-186"><a href="#Scope.replace-186"><span class="linenos">186</span></a><span class="sd">            new (exp.Expression): new node</span>
-</span><span id="Scope.replace-187"><a href="#Scope.replace-187"><span class="linenos">187</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope.replace-188"><a href="#Scope.replace-188"><span class="linenos">188</span></a>        <span class="n">old</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new</span><span class="p">)</span>
-</span><span id="Scope.replace-189"><a href="#Scope.replace-189"><span class="linenos">189</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.replace-150"><a href="#Scope.replace-150"><span class="linenos">150</span></a>    <span class="k">def</span> <span class="nf">replace</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old</span><span class="p">,</span> <span class="n">new</span><span class="p">):</span>
+</span><span id="Scope.replace-151"><a href="#Scope.replace-151"><span class="linenos">151</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope.replace-152"><a href="#Scope.replace-152"><span class="linenos">152</span></a><span class="sd">        Replace `old` with `new`.</span>
+</span><span id="Scope.replace-153"><a href="#Scope.replace-153"><span class="linenos">153</span></a>
+</span><span id="Scope.replace-154"><a href="#Scope.replace-154"><span class="linenos">154</span></a><span class="sd">        This can be used instead of `exp.Expression.replace` to ensure the `Scope` is kept up-to-date.</span>
+</span><span id="Scope.replace-155"><a href="#Scope.replace-155"><span class="linenos">155</span></a>
+</span><span id="Scope.replace-156"><a href="#Scope.replace-156"><span class="linenos">156</span></a><span class="sd">        Args:</span>
+</span><span id="Scope.replace-157"><a href="#Scope.replace-157"><span class="linenos">157</span></a><span class="sd">            old (exp.Expression): old node</span>
+</span><span id="Scope.replace-158"><a href="#Scope.replace-158"><span class="linenos">158</span></a><span class="sd">            new (exp.Expression): new node</span>
+</span><span id="Scope.replace-159"><a href="#Scope.replace-159"><span class="linenos">159</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope.replace-160"><a href="#Scope.replace-160"><span class="linenos">160</span></a>        <span class="n">old</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new</span><span class="p">)</span>
+</span><span id="Scope.replace-161"><a href="#Scope.replace-161"><span class="linenos">161</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span></pre></div>
 
 
@@ -2318,16 +2242,16 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#Scope.source_columns"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.source_columns-395"><a href="#Scope.source_columns-395"><span class="linenos">395</span></a>    <span class="k">def</span> <span class="nf">source_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source_name</span><span class="p">):</span>
-</span><span id="Scope.source_columns-396"><a href="#Scope.source_columns-396"><span class="linenos">396</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope.source_columns-397"><a href="#Scope.source_columns-397"><span class="linenos">397</span></a><span class="sd">        Get all columns in the current scope for a particular source.</span>
-</span><span id="Scope.source_columns-398"><a href="#Scope.source_columns-398"><span class="linenos">398</span></a>
-</span><span id="Scope.source_columns-399"><a href="#Scope.source_columns-399"><span class="linenos">399</span></a><span class="sd">        Args:</span>
-</span><span id="Scope.source_columns-400"><a href="#Scope.source_columns-400"><span class="linenos">400</span></a><span class="sd">            source_name (str): Name of the source</span>
-</span><span id="Scope.source_columns-401"><a href="#Scope.source_columns-401"><span class="linenos">401</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope.source_columns-402"><a href="#Scope.source_columns-402"><span class="linenos">402</span></a><span class="sd">            list[exp.Column]: Column instances that reference `source_name`</span>
-</span><span id="Scope.source_columns-403"><a href="#Scope.source_columns-403"><span class="linenos">403</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope.source_columns-404"><a href="#Scope.source_columns-404"><span class="linenos">404</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">column</span> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">source_name</span><span class="p">]</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.source_columns-367"><a href="#Scope.source_columns-367"><span class="linenos">367</span></a>    <span class="k">def</span> <span class="nf">source_columns</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source_name</span><span class="p">):</span>
+</span><span id="Scope.source_columns-368"><a href="#Scope.source_columns-368"><span class="linenos">368</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope.source_columns-369"><a href="#Scope.source_columns-369"><span class="linenos">369</span></a><span class="sd">        Get all columns in the current scope for a particular source.</span>
+</span><span id="Scope.source_columns-370"><a href="#Scope.source_columns-370"><span class="linenos">370</span></a>
+</span><span id="Scope.source_columns-371"><a href="#Scope.source_columns-371"><span class="linenos">371</span></a><span class="sd">        Args:</span>
+</span><span id="Scope.source_columns-372"><a href="#Scope.source_columns-372"><span class="linenos">372</span></a><span class="sd">            source_name (str): Name of the source</span>
+</span><span id="Scope.source_columns-373"><a href="#Scope.source_columns-373"><span class="linenos">373</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope.source_columns-374"><a href="#Scope.source_columns-374"><span class="linenos">374</span></a><span class="sd">            list[exp.Column]: Column instances that reference `source_name`</span>
+</span><span id="Scope.source_columns-375"><a href="#Scope.source_columns-375"><span class="linenos">375</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope.source_columns-376"><a href="#Scope.source_columns-376"><span class="linenos">376</span></a>        <span class="k">return</span> <span class="p">[</span><span class="n">column</span> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">columns</span> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">source_name</span><span class="p">]</span>
 </span></pre></div>
 
 
@@ -2450,10 +2374,10 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#Scope.rename_source"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.rename_source-444"><a href="#Scope.rename_source-444"><span class="linenos">444</span></a>    <span class="k">def</span> <span class="nf">rename_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old_name</span><span class="p">,</span> <span class="n">new_name</span><span class="p">):</span>
-</span><span id="Scope.rename_source-445"><a href="#Scope.rename_source-445"><span class="linenos">445</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Rename a source in this scope&quot;&quot;&quot;</span>
-</span><span id="Scope.rename_source-446"><a href="#Scope.rename_source-446"><span class="linenos">446</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">old_name</span> <span class="ow">or</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="p">[])</span>
-</span><span id="Scope.rename_source-447"><a href="#Scope.rename_source-447"><span class="linenos">447</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">columns</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.rename_source-416"><a href="#Scope.rename_source-416"><span class="linenos">416</span></a>    <span class="k">def</span> <span class="nf">rename_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">old_name</span><span class="p">,</span> <span class="n">new_name</span><span class="p">):</span>
+</span><span id="Scope.rename_source-417"><a href="#Scope.rename_source-417"><span class="linenos">417</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Rename a source in this scope&quot;&quot;&quot;</span>
+</span><span id="Scope.rename_source-418"><a href="#Scope.rename_source-418"><span class="linenos">418</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">old_name</span> <span class="ow">or</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="p">[])</span>
+</span><span id="Scope.rename_source-419"><a href="#Scope.rename_source-419"><span class="linenos">419</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">columns</span>
 </span></pre></div>
 
 
@@ -2473,10 +2397,10 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#Scope.add_source"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.add_source-449"><a href="#Scope.add_source-449"><span class="linenos">449</span></a>    <span class="k">def</span> <span class="nf">add_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span><span class="p">):</span>
-</span><span id="Scope.add_source-450"><a href="#Scope.add_source-450"><span class="linenos">450</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Add a source to this scope&quot;&quot;&quot;</span>
-</span><span id="Scope.add_source-451"><a href="#Scope.add_source-451"><span class="linenos">451</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">source</span>
-</span><span id="Scope.add_source-452"><a href="#Scope.add_source-452"><span class="linenos">452</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.add_source-421"><a href="#Scope.add_source-421"><span class="linenos">421</span></a>    <span class="k">def</span> <span class="nf">add_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">source</span><span class="p">):</span>
+</span><span id="Scope.add_source-422"><a href="#Scope.add_source-422"><span class="linenos">422</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Add a source to this scope&quot;&quot;&quot;</span>
+</span><span id="Scope.add_source-423"><a href="#Scope.add_source-423"><span class="linenos">423</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">name</span><span class="p">]</span> <span class="o">=</span> <span class="n">source</span>
+</span><span id="Scope.add_source-424"><a href="#Scope.add_source-424"><span class="linenos">424</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span></pre></div>
 
 
@@ -2496,10 +2420,10 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#Scope.remove_source"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.remove_source-454"><a href="#Scope.remove_source-454"><span class="linenos">454</span></a>    <span class="k">def</span> <span class="nf">remove_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
-</span><span id="Scope.remove_source-455"><a href="#Scope.remove_source-455"><span class="linenos">455</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Remove a source from this scope&quot;&quot;&quot;</span>
-</span><span id="Scope.remove_source-456"><a href="#Scope.remove_source-456"><span class="linenos">456</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="Scope.remove_source-457"><a href="#Scope.remove_source-457"><span class="linenos">457</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.remove_source-426"><a href="#Scope.remove_source-426"><span class="linenos">426</span></a>    <span class="k">def</span> <span class="nf">remove_source</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
+</span><span id="Scope.remove_source-427"><a href="#Scope.remove_source-427"><span class="linenos">427</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;Remove a source from this scope&quot;&quot;&quot;</span>
+</span><span id="Scope.remove_source-428"><a href="#Scope.remove_source-428"><span class="linenos">428</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">sources</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="Scope.remove_source-429"><a href="#Scope.remove_source-429"><span class="linenos">429</span></a>        <span class="bp">self</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
 </span></pre></div>
 
 
@@ -2519,18 +2443,18 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#Scope.traverse"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.traverse-462"><a href="#Scope.traverse-462"><span class="linenos">462</span></a>    <span class="k">def</span> <span class="nf">traverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope.traverse-463"><a href="#Scope.traverse-463"><span class="linenos">463</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope.traverse-464"><a href="#Scope.traverse-464"><span class="linenos">464</span></a><span class="sd">        Traverse the scope tree from this node.</span>
-</span><span id="Scope.traverse-465"><a href="#Scope.traverse-465"><span class="linenos">465</span></a>
-</span><span id="Scope.traverse-466"><a href="#Scope.traverse-466"><span class="linenos">466</span></a><span class="sd">        Yields:</span>
-</span><span id="Scope.traverse-467"><a href="#Scope.traverse-467"><span class="linenos">467</span></a><span class="sd">            Scope: scope instances in depth-first-search post-order</span>
-</span><span id="Scope.traverse-468"><a href="#Scope.traverse-468"><span class="linenos">468</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope.traverse-469"><a href="#Scope.traverse-469"><span class="linenos">469</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span>
-</span><span id="Scope.traverse-470"><a href="#Scope.traverse-470"><span class="linenos">470</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">cte_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">union_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">table_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span>
-</span><span id="Scope.traverse-471"><a href="#Scope.traverse-471"><span class="linenos">471</span></a>        <span class="p">):</span>
-</span><span id="Scope.traverse-472"><a href="#Scope.traverse-472"><span class="linenos">472</span></a>            <span class="k">yield from</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">traverse</span><span class="p">()</span>
-</span><span id="Scope.traverse-473"><a href="#Scope.traverse-473"><span class="linenos">473</span></a>        <span class="k">yield</span> <span class="bp">self</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.traverse-434"><a href="#Scope.traverse-434"><span class="linenos">434</span></a>    <span class="k">def</span> <span class="nf">traverse</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope.traverse-435"><a href="#Scope.traverse-435"><span class="linenos">435</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope.traverse-436"><a href="#Scope.traverse-436"><span class="linenos">436</span></a><span class="sd">        Traverse the scope tree from this node.</span>
+</span><span id="Scope.traverse-437"><a href="#Scope.traverse-437"><span class="linenos">437</span></a>
+</span><span id="Scope.traverse-438"><a href="#Scope.traverse-438"><span class="linenos">438</span></a><span class="sd">        Yields:</span>
+</span><span id="Scope.traverse-439"><a href="#Scope.traverse-439"><span class="linenos">439</span></a><span class="sd">            Scope: scope instances in depth-first-search post-order</span>
+</span><span id="Scope.traverse-440"><a href="#Scope.traverse-440"><span class="linenos">440</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope.traverse-441"><a href="#Scope.traverse-441"><span class="linenos">441</span></a>        <span class="k">for</span> <span class="n">child_scope</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">chain</span><span class="p">(</span>
+</span><span id="Scope.traverse-442"><a href="#Scope.traverse-442"><span class="linenos">442</span></a>            <span class="bp">self</span><span class="o">.</span><span class="n">cte_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">union_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">table_scopes</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_scopes</span>
+</span><span id="Scope.traverse-443"><a href="#Scope.traverse-443"><span class="linenos">443</span></a>        <span class="p">):</span>
+</span><span id="Scope.traverse-444"><a href="#Scope.traverse-444"><span class="linenos">444</span></a>            <span class="k">yield from</span> <span class="n">child_scope</span><span class="o">.</span><span class="n">traverse</span><span class="p">()</span>
+</span><span id="Scope.traverse-445"><a href="#Scope.traverse-445"><span class="linenos">445</span></a>        <span class="k">yield</span> <span class="bp">self</span>
 </span></pre></div>
 
 
@@ -2556,20 +2480,20 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#Scope.ref_count"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.ref_count-475"><a href="#Scope.ref_count-475"><span class="linenos">475</span></a>    <span class="k">def</span> <span class="nf">ref_count</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
-</span><span id="Scope.ref_count-476"><a href="#Scope.ref_count-476"><span class="linenos">476</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="Scope.ref_count-477"><a href="#Scope.ref_count-477"><span class="linenos">477</span></a><span class="sd">        Count the number of times each scope in this tree is referenced.</span>
-</span><span id="Scope.ref_count-478"><a href="#Scope.ref_count-478"><span class="linenos">478</span></a>
-</span><span id="Scope.ref_count-479"><a href="#Scope.ref_count-479"><span class="linenos">479</span></a><span class="sd">        Returns:</span>
-</span><span id="Scope.ref_count-480"><a href="#Scope.ref_count-480"><span class="linenos">480</span></a><span class="sd">            dict[int, int]: Mapping of Scope instance ID to reference count</span>
-</span><span id="Scope.ref_count-481"><a href="#Scope.ref_count-481"><span class="linenos">481</span></a><span class="sd">        &quot;&quot;&quot;</span>
-</span><span id="Scope.ref_count-482"><a href="#Scope.ref_count-482"><span class="linenos">482</span></a>        <span class="n">scope_ref_count</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="k">lambda</span><span class="p">:</span> <span class="mi">0</span><span class="p">)</span>
-</span><span id="Scope.ref_count-483"><a href="#Scope.ref_count-483"><span class="linenos">483</span></a>
-</span><span id="Scope.ref_count-484"><a href="#Scope.ref_count-484"><span class="linenos">484</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
-</span><span id="Scope.ref_count-485"><a href="#Scope.ref_count-485"><span class="linenos">485</span></a>            <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
-</span><span id="Scope.ref_count-486"><a href="#Scope.ref_count-486"><span class="linenos">486</span></a>                <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">+=</span> <span class="mi">1</span>
-</span><span id="Scope.ref_count-487"><a href="#Scope.ref_count-487"><span class="linenos">487</span></a>
-</span><span id="Scope.ref_count-488"><a href="#Scope.ref_count-488"><span class="linenos">488</span></a>        <span class="k">return</span> <span class="n">scope_ref_count</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="Scope.ref_count-447"><a href="#Scope.ref_count-447"><span class="linenos">447</span></a>    <span class="k">def</span> <span class="nf">ref_count</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+</span><span id="Scope.ref_count-448"><a href="#Scope.ref_count-448"><span class="linenos">448</span></a><span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="Scope.ref_count-449"><a href="#Scope.ref_count-449"><span class="linenos">449</span></a><span class="sd">        Count the number of times each scope in this tree is referenced.</span>
+</span><span id="Scope.ref_count-450"><a href="#Scope.ref_count-450"><span class="linenos">450</span></a>
+</span><span id="Scope.ref_count-451"><a href="#Scope.ref_count-451"><span class="linenos">451</span></a><span class="sd">        Returns:</span>
+</span><span id="Scope.ref_count-452"><a href="#Scope.ref_count-452"><span class="linenos">452</span></a><span class="sd">            dict[int, int]: Mapping of Scope instance ID to reference count</span>
+</span><span id="Scope.ref_count-453"><a href="#Scope.ref_count-453"><span class="linenos">453</span></a><span class="sd">        &quot;&quot;&quot;</span>
+</span><span id="Scope.ref_count-454"><a href="#Scope.ref_count-454"><span class="linenos">454</span></a>        <span class="n">scope_ref_count</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="k">lambda</span><span class="p">:</span> <span class="mi">0</span><span class="p">)</span>
+</span><span id="Scope.ref_count-455"><a href="#Scope.ref_count-455"><span class="linenos">455</span></a>
+</span><span id="Scope.ref_count-456"><a href="#Scope.ref_count-456"><span class="linenos">456</span></a>        <span class="k">for</span> <span class="n">scope</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">traverse</span><span class="p">():</span>
+</span><span id="Scope.ref_count-457"><a href="#Scope.ref_count-457"><span class="linenos">457</span></a>            <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
+</span><span id="Scope.ref_count-458"><a href="#Scope.ref_count-458"><span class="linenos">458</span></a>                <span class="n">scope_ref_count</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">source</span><span class="p">)]</span> <span class="o">+=</span> <span class="mi">1</span>
+</span><span id="Scope.ref_count-459"><a href="#Scope.ref_count-459"><span class="linenos">459</span></a>
+</span><span id="Scope.ref_count-460"><a href="#Scope.ref_count-460"><span class="linenos">460</span></a>        <span class="k">return</span> <span class="n">scope_ref_count</span>
 </span></pre></div>
 
 
@@ -2596,37 +2520,37 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
 
     </div>
     <a class="headerlink" href="#traverse_scope"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="traverse_scope-491"><a href="#traverse_scope-491"><span class="linenos">491</span></a><span class="k">def</span> <span class="nf">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
-</span><span id="traverse_scope-492"><a href="#traverse_scope-492"><span class="linenos">492</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="traverse_scope-493"><a href="#traverse_scope-493"><span class="linenos">493</span></a><span class="sd">    Traverse an expression by its &quot;scopes&quot;.</span>
-</span><span id="traverse_scope-494"><a href="#traverse_scope-494"><span class="linenos">494</span></a>
-</span><span id="traverse_scope-495"><a href="#traverse_scope-495"><span class="linenos">495</span></a><span class="sd">    &quot;Scope&quot; represents the current context of a Select statement.</span>
-</span><span id="traverse_scope-496"><a href="#traverse_scope-496"><span class="linenos">496</span></a>
-</span><span id="traverse_scope-497"><a href="#traverse_scope-497"><span class="linenos">497</span></a><span class="sd">    This is helpful for optimizing queries, where we need more information than</span>
-</span><span id="traverse_scope-498"><a href="#traverse_scope-498"><span class="linenos">498</span></a><span class="sd">    the expression tree itself. For example, we might care about the source</span>
-</span><span id="traverse_scope-499"><a href="#traverse_scope-499"><span class="linenos">499</span></a><span class="sd">    names within a subquery. Returns a list because a generator could result in</span>
-</span><span id="traverse_scope-500"><a href="#traverse_scope-500"><span class="linenos">500</span></a><span class="sd">    incomplete properties which is confusing.</span>
-</span><span id="traverse_scope-501"><a href="#traverse_scope-501"><span class="linenos">501</span></a>
-</span><span id="traverse_scope-502"><a href="#traverse_scope-502"><span class="linenos">502</span></a><span class="sd">    Examples:</span>
-</span><span id="traverse_scope-503"><a href="#traverse_scope-503"><span class="linenos">503</span></a><span class="sd">        &gt;&gt;&gt; import sqlglot</span>
-</span><span id="traverse_scope-504"><a href="#traverse_scope-504"><span class="linenos">504</span></a><span class="sd">        &gt;&gt;&gt; expression = sqlglot.parse_one(&quot;SELECT a FROM (SELECT a FROM x) AS y&quot;)</span>
-</span><span id="traverse_scope-505"><a href="#traverse_scope-505"><span class="linenos">505</span></a><span class="sd">        &gt;&gt;&gt; scopes = traverse_scope(expression)</span>
-</span><span id="traverse_scope-506"><a href="#traverse_scope-506"><span class="linenos">506</span></a><span class="sd">        &gt;&gt;&gt; scopes[0].expression.sql(), list(scopes[0].sources)</span>
-</span><span id="traverse_scope-507"><a href="#traverse_scope-507"><span class="linenos">507</span></a><span class="sd">        (&#39;SELECT a FROM x&#39;, [&#39;x&#39;])</span>
-</span><span id="traverse_scope-508"><a href="#traverse_scope-508"><span class="linenos">508</span></a><span class="sd">        &gt;&gt;&gt; scopes[1].expression.sql(), list(scopes[1].sources)</span>
-</span><span id="traverse_scope-509"><a href="#traverse_scope-509"><span class="linenos">509</span></a><span class="sd">        (&#39;SELECT a FROM (SELECT a FROM x) AS y&#39;, [&#39;y&#39;])</span>
-</span><span id="traverse_scope-510"><a href="#traverse_scope-510"><span class="linenos">510</span></a>
-</span><span id="traverse_scope-511"><a href="#traverse_scope-511"><span class="linenos">511</span></a><span class="sd">    Args:</span>
-</span><span id="traverse_scope-512"><a href="#traverse_scope-512"><span class="linenos">512</span></a><span class="sd">        expression (exp.Expression): expression to traverse</span>
-</span><span id="traverse_scope-513"><a href="#traverse_scope-513"><span class="linenos">513</span></a><span class="sd">    Returns:</span>
-</span><span id="traverse_scope-514"><a href="#traverse_scope-514"><span class="linenos">514</span></a><span class="sd">        list[Scope]: scope instances</span>
-</span><span id="traverse_scope-515"><a href="#traverse_scope-515"><span class="linenos">515</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="traverse_scope-516"><a href="#traverse_scope-516"><span class="linenos">516</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unionable</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
-</span><span id="traverse_scope-517"><a href="#traverse_scope-517"><span class="linenos">517</span></a>        <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DDL</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
-</span><span id="traverse_scope-518"><a href="#traverse_scope-518"><span class="linenos">518</span></a>    <span class="p">):</span>
-</span><span id="traverse_scope-519"><a href="#traverse_scope-519"><span class="linenos">519</span></a>        <span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_traverse_scope</span><span class="p">(</span><span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)))</span>
-</span><span id="traverse_scope-520"><a href="#traverse_scope-520"><span class="linenos">520</span></a>
-</span><span id="traverse_scope-521"><a href="#traverse_scope-521"><span class="linenos">521</span></a>    <span class="k">return</span> <span class="p">[]</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="traverse_scope-463"><a href="#traverse_scope-463"><span class="linenos">463</span></a><span class="k">def</span> <span class="nf">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
+</span><span id="traverse_scope-464"><a href="#traverse_scope-464"><span class="linenos">464</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="traverse_scope-465"><a href="#traverse_scope-465"><span class="linenos">465</span></a><span class="sd">    Traverse an expression by its &quot;scopes&quot;.</span>
+</span><span id="traverse_scope-466"><a href="#traverse_scope-466"><span class="linenos">466</span></a>
+</span><span id="traverse_scope-467"><a href="#traverse_scope-467"><span class="linenos">467</span></a><span class="sd">    &quot;Scope&quot; represents the current context of a Select statement.</span>
+</span><span id="traverse_scope-468"><a href="#traverse_scope-468"><span class="linenos">468</span></a>
+</span><span id="traverse_scope-469"><a href="#traverse_scope-469"><span class="linenos">469</span></a><span class="sd">    This is helpful for optimizing queries, where we need more information than</span>
+</span><span id="traverse_scope-470"><a href="#traverse_scope-470"><span class="linenos">470</span></a><span class="sd">    the expression tree itself. For example, we might care about the source</span>
+</span><span id="traverse_scope-471"><a href="#traverse_scope-471"><span class="linenos">471</span></a><span class="sd">    names within a subquery. Returns a list because a generator could result in</span>
+</span><span id="traverse_scope-472"><a href="#traverse_scope-472"><span class="linenos">472</span></a><span class="sd">    incomplete properties which is confusing.</span>
+</span><span id="traverse_scope-473"><a href="#traverse_scope-473"><span class="linenos">473</span></a>
+</span><span id="traverse_scope-474"><a href="#traverse_scope-474"><span class="linenos">474</span></a><span class="sd">    Examples:</span>
+</span><span id="traverse_scope-475"><a href="#traverse_scope-475"><span class="linenos">475</span></a><span class="sd">        &gt;&gt;&gt; import sqlglot</span>
+</span><span id="traverse_scope-476"><a href="#traverse_scope-476"><span class="linenos">476</span></a><span class="sd">        &gt;&gt;&gt; expression = sqlglot.parse_one(&quot;SELECT a FROM (SELECT a FROM x) AS y&quot;)</span>
+</span><span id="traverse_scope-477"><a href="#traverse_scope-477"><span class="linenos">477</span></a><span class="sd">        &gt;&gt;&gt; scopes = traverse_scope(expression)</span>
+</span><span id="traverse_scope-478"><a href="#traverse_scope-478"><span class="linenos">478</span></a><span class="sd">        &gt;&gt;&gt; scopes[0].expression.sql(), list(scopes[0].sources)</span>
+</span><span id="traverse_scope-479"><a href="#traverse_scope-479"><span class="linenos">479</span></a><span class="sd">        (&#39;SELECT a FROM x&#39;, [&#39;x&#39;])</span>
+</span><span id="traverse_scope-480"><a href="#traverse_scope-480"><span class="linenos">480</span></a><span class="sd">        &gt;&gt;&gt; scopes[1].expression.sql(), list(scopes[1].sources)</span>
+</span><span id="traverse_scope-481"><a href="#traverse_scope-481"><span class="linenos">481</span></a><span class="sd">        (&#39;SELECT a FROM (SELECT a FROM x) AS y&#39;, [&#39;y&#39;])</span>
+</span><span id="traverse_scope-482"><a href="#traverse_scope-482"><span class="linenos">482</span></a>
+</span><span id="traverse_scope-483"><a href="#traverse_scope-483"><span class="linenos">483</span></a><span class="sd">    Args:</span>
+</span><span id="traverse_scope-484"><a href="#traverse_scope-484"><span class="linenos">484</span></a><span class="sd">        expression (exp.Expression): expression to traverse</span>
+</span><span id="traverse_scope-485"><a href="#traverse_scope-485"><span class="linenos">485</span></a><span class="sd">    Returns:</span>
+</span><span id="traverse_scope-486"><a href="#traverse_scope-486"><span class="linenos">486</span></a><span class="sd">        list[Scope]: scope instances</span>
+</span><span id="traverse_scope-487"><a href="#traverse_scope-487"><span class="linenos">487</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="traverse_scope-488"><a href="#traverse_scope-488"><span class="linenos">488</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unionable</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
+</span><span id="traverse_scope-489"><a href="#traverse_scope-489"><span class="linenos">489</span></a>        <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DDL</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
+</span><span id="traverse_scope-490"><a href="#traverse_scope-490"><span class="linenos">490</span></a>    <span class="p">):</span>
+</span><span id="traverse_scope-491"><a href="#traverse_scope-491"><span class="linenos">491</span></a>        <span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_traverse_scope</span><span class="p">(</span><span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)))</span>
+</span><span id="traverse_scope-492"><a href="#traverse_scope-492"><span class="linenos">492</span></a>
+</span><span id="traverse_scope-493"><a href="#traverse_scope-493"><span class="linenos">493</span></a>    <span class="k">return</span> <span class="p">[]</span>
 </span></pre></div>
 
 
@@ -2680,19 +2604,19 @@ incomplete properties which is confusing.</p>
 
     </div>
     <a class="headerlink" href="#build_scope"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="build_scope-524"><a href="#build_scope-524"><span class="linenos">524</span></a><span class="k">def</span> <span class="nf">build_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
-</span><span id="build_scope-525"><a href="#build_scope-525"><span class="linenos">525</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="build_scope-526"><a href="#build_scope-526"><span class="linenos">526</span></a><span class="sd">    Build a scope tree.</span>
-</span><span id="build_scope-527"><a href="#build_scope-527"><span class="linenos">527</span></a>
-</span><span id="build_scope-528"><a href="#build_scope-528"><span class="linenos">528</span></a><span class="sd">    Args:</span>
-</span><span id="build_scope-529"><a href="#build_scope-529"><span class="linenos">529</span></a><span class="sd">        expression (exp.Expression): expression to build the scope tree for</span>
-</span><span id="build_scope-530"><a href="#build_scope-530"><span class="linenos">530</span></a><span class="sd">    Returns:</span>
-</span><span id="build_scope-531"><a href="#build_scope-531"><span class="linenos">531</span></a><span class="sd">        Scope: root scope</span>
-</span><span id="build_scope-532"><a href="#build_scope-532"><span class="linenos">532</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="build_scope-533"><a href="#build_scope-533"><span class="linenos">533</span></a>    <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="build_scope-534"><a href="#build_scope-534"><span class="linenos">534</span></a>    <span class="k">if</span> <span class="n">scopes</span><span class="p">:</span>
-</span><span id="build_scope-535"><a href="#build_scope-535"><span class="linenos">535</span></a>        <span class="k">return</span> <span class="n">scopes</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
-</span><span id="build_scope-536"><a href="#build_scope-536"><span class="linenos">536</span></a>    <span class="k">return</span> <span class="kc">None</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="build_scope-496"><a href="#build_scope-496"><span class="linenos">496</span></a><span class="k">def</span> <span class="nf">build_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Scope</span><span class="p">]:</span>
+</span><span id="build_scope-497"><a href="#build_scope-497"><span class="linenos">497</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="build_scope-498"><a href="#build_scope-498"><span class="linenos">498</span></a><span class="sd">    Build a scope tree.</span>
+</span><span id="build_scope-499"><a href="#build_scope-499"><span class="linenos">499</span></a>
+</span><span id="build_scope-500"><a href="#build_scope-500"><span class="linenos">500</span></a><span class="sd">    Args:</span>
+</span><span id="build_scope-501"><a href="#build_scope-501"><span class="linenos">501</span></a><span class="sd">        expression (exp.Expression): expression to build the scope tree for</span>
+</span><span id="build_scope-502"><a href="#build_scope-502"><span class="linenos">502</span></a><span class="sd">    Returns:</span>
+</span><span id="build_scope-503"><a href="#build_scope-503"><span class="linenos">503</span></a><span class="sd">        Scope: root scope</span>
+</span><span id="build_scope-504"><a href="#build_scope-504"><span class="linenos">504</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="build_scope-505"><a href="#build_scope-505"><span class="linenos">505</span></a>    <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="build_scope-506"><a href="#build_scope-506"><span class="linenos">506</span></a>    <span class="k">if</span> <span class="n">scopes</span><span class="p">:</span>
+</span><span id="build_scope-507"><a href="#build_scope-507"><span class="linenos">507</span></a>        <span class="k">return</span> <span class="n">scopes</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
+</span><span id="build_scope-508"><a href="#build_scope-508"><span class="linenos">508</span></a>    <span class="k">return</span> <span class="kc">None</span>
 </span></pre></div>
 
 
@@ -2724,47 +2648,47 @@ incomplete properties which is confusing.</p>
 
     </div>
     <a class="headerlink" href="#walk_in_scope"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="walk_in_scope-763"><a href="#walk_in_scope-763"><span class="linenos">763</span></a><span class="k">def</span> <span class="nf">walk_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="walk_in_scope-764"><a href="#walk_in_scope-764"><span class="linenos">764</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="walk_in_scope-765"><a href="#walk_in_scope-765"><span class="linenos">765</span></a><span class="sd">    Returns a generator object which visits all nodes in the syntrax tree, stopping at</span>
-</span><span id="walk_in_scope-766"><a href="#walk_in_scope-766"><span class="linenos">766</span></a><span class="sd">    nodes that start child scopes.</span>
-</span><span id="walk_in_scope-767"><a href="#walk_in_scope-767"><span class="linenos">767</span></a>
-</span><span id="walk_in_scope-768"><a href="#walk_in_scope-768"><span class="linenos">768</span></a><span class="sd">    Args:</span>
-</span><span id="walk_in_scope-769"><a href="#walk_in_scope-769"><span class="linenos">769</span></a><span class="sd">        expression (exp.Expression):</span>
-</span><span id="walk_in_scope-770"><a href="#walk_in_scope-770"><span class="linenos">770</span></a><span class="sd">        bfs (bool): if set to True the BFS traversal order will be applied,</span>
-</span><span id="walk_in_scope-771"><a href="#walk_in_scope-771"><span class="linenos">771</span></a><span class="sd">            otherwise the DFS traversal will be used instead.</span>
-</span><span id="walk_in_scope-772"><a href="#walk_in_scope-772"><span class="linenos">772</span></a>
-</span><span id="walk_in_scope-773"><a href="#walk_in_scope-773"><span class="linenos">773</span></a><span class="sd">    Yields:</span>
-</span><span id="walk_in_scope-774"><a href="#walk_in_scope-774"><span class="linenos">774</span></a><span class="sd">        tuple[exp.Expression, Optional[exp.Expression], str]: node, parent, arg key</span>
-</span><span id="walk_in_scope-775"><a href="#walk_in_scope-775"><span class="linenos">775</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="walk_in_scope-776"><a href="#walk_in_scope-776"><span class="linenos">776</span></a>    <span class="c1"># We&#39;ll use this variable to pass state into the dfs generator.</span>
-</span><span id="walk_in_scope-777"><a href="#walk_in_scope-777"><span class="linenos">777</span></a>    <span class="c1"># Whenever we set it to True, we exclude a subtree from traversal.</span>
-</span><span id="walk_in_scope-778"><a href="#walk_in_scope-778"><span class="linenos">778</span></a>    <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
-</span><span id="walk_in_scope-779"><a href="#walk_in_scope-779"><span class="linenos">779</span></a>
-</span><span id="walk_in_scope-780"><a href="#walk_in_scope-780"><span class="linenos">780</span></a>    <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">,</span> <span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="n">prune</span><span class="p">):</span>
-</span><span id="walk_in_scope-781"><a href="#walk_in_scope-781"><span class="linenos">781</span></a>        <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
-</span><span id="walk_in_scope-782"><a href="#walk_in_scope-782"><span class="linenos">782</span></a>
-</span><span id="walk_in_scope-783"><a href="#walk_in_scope-783"><span class="linenos">783</span></a>        <span class="k">yield</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span>
-</span><span id="walk_in_scope-784"><a href="#walk_in_scope-784"><span class="linenos">784</span></a>
-</span><span id="walk_in_scope-785"><a href="#walk_in_scope-785"><span class="linenos">785</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">is</span> <span class="n">expression</span><span class="p">:</span>
-</span><span id="walk_in_scope-786"><a href="#walk_in_scope-786"><span class="linenos">786</span></a>            <span class="k">continue</span>
-</span><span id="walk_in_scope-787"><a href="#walk_in_scope-787"><span class="linenos">787</span></a>        <span class="k">if</span> <span class="p">(</span>
-</span><span id="walk_in_scope-788"><a href="#walk_in_scope-788"><span class="linenos">788</span></a>            <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">CTE</span><span class="p">)</span>
-</span><span id="walk_in_scope-789"><a href="#walk_in_scope-789"><span class="linenos">789</span></a>            <span class="ow">or</span> <span class="p">(</span>
-</span><span id="walk_in_scope-790"><a href="#walk_in_scope-790"><span class="linenos">790</span></a>                <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span>
-</span><span id="walk_in_scope-791"><a href="#walk_in_scope-791"><span class="linenos">791</span></a>                <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">))</span>
-</span><span id="walk_in_scope-792"><a href="#walk_in_scope-792"><span class="linenos">792</span></a>                <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="walk_in_scope-793"><a href="#walk_in_scope-793"><span class="linenos">793</span></a>            <span class="p">)</span>
-</span><span id="walk_in_scope-794"><a href="#walk_in_scope-794"><span class="linenos">794</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)</span>
-</span><span id="walk_in_scope-795"><a href="#walk_in_scope-795"><span class="linenos">795</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
-</span><span id="walk_in_scope-796"><a href="#walk_in_scope-796"><span class="linenos">796</span></a>        <span class="p">):</span>
-</span><span id="walk_in_scope-797"><a href="#walk_in_scope-797"><span class="linenos">797</span></a>            <span class="n">prune</span> <span class="o">=</span> <span class="kc">True</span>
-</span><span id="walk_in_scope-798"><a href="#walk_in_scope-798"><span class="linenos">798</span></a>
-</span><span id="walk_in_scope-799"><a href="#walk_in_scope-799"><span class="linenos">799</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)):</span>
-</span><span id="walk_in_scope-800"><a href="#walk_in_scope-800"><span class="linenos">800</span></a>                <span class="c1"># The following args are not actually in the inner scope, so we should visit them</span>
-</span><span id="walk_in_scope-801"><a href="#walk_in_scope-801"><span class="linenos">801</span></a>                <span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="s2">&quot;laterals&quot;</span><span class="p">,</span> <span class="s2">&quot;pivots&quot;</span><span class="p">):</span>
-</span><span id="walk_in_scope-802"><a href="#walk_in_scope-802"><span class="linenos">802</span></a>                    <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">key</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]:</span>
-</span><span id="walk_in_scope-803"><a href="#walk_in_scope-803"><span class="linenos">803</span></a>                        <span class="k">yield from</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="n">arg</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="walk_in_scope-735"><a href="#walk_in_scope-735"><span class="linenos">735</span></a><span class="k">def</span> <span class="nf">walk_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="walk_in_scope-736"><a href="#walk_in_scope-736"><span class="linenos">736</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="walk_in_scope-737"><a href="#walk_in_scope-737"><span class="linenos">737</span></a><span class="sd">    Returns a generator object which visits all nodes in the syntrax tree, stopping at</span>
+</span><span id="walk_in_scope-738"><a href="#walk_in_scope-738"><span class="linenos">738</span></a><span class="sd">    nodes that start child scopes.</span>
+</span><span id="walk_in_scope-739"><a href="#walk_in_scope-739"><span class="linenos">739</span></a>
+</span><span id="walk_in_scope-740"><a href="#walk_in_scope-740"><span class="linenos">740</span></a><span class="sd">    Args:</span>
+</span><span id="walk_in_scope-741"><a href="#walk_in_scope-741"><span class="linenos">741</span></a><span class="sd">        expression (exp.Expression):</span>
+</span><span id="walk_in_scope-742"><a href="#walk_in_scope-742"><span class="linenos">742</span></a><span class="sd">        bfs (bool): if set to True the BFS traversal order will be applied,</span>
+</span><span id="walk_in_scope-743"><a href="#walk_in_scope-743"><span class="linenos">743</span></a><span class="sd">            otherwise the DFS traversal will be used instead.</span>
+</span><span id="walk_in_scope-744"><a href="#walk_in_scope-744"><span class="linenos">744</span></a>
+</span><span id="walk_in_scope-745"><a href="#walk_in_scope-745"><span class="linenos">745</span></a><span class="sd">    Yields:</span>
+</span><span id="walk_in_scope-746"><a href="#walk_in_scope-746"><span class="linenos">746</span></a><span class="sd">        tuple[exp.Expression, Optional[exp.Expression], str]: node, parent, arg key</span>
+</span><span id="walk_in_scope-747"><a href="#walk_in_scope-747"><span class="linenos">747</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="walk_in_scope-748"><a href="#walk_in_scope-748"><span class="linenos">748</span></a>    <span class="c1"># We&#39;ll use this variable to pass state into the dfs generator.</span>
+</span><span id="walk_in_scope-749"><a href="#walk_in_scope-749"><span class="linenos">749</span></a>    <span class="c1"># Whenever we set it to True, we exclude a subtree from traversal.</span>
+</span><span id="walk_in_scope-750"><a href="#walk_in_scope-750"><span class="linenos">750</span></a>    <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="walk_in_scope-751"><a href="#walk_in_scope-751"><span class="linenos">751</span></a>
+</span><span id="walk_in_scope-752"><a href="#walk_in_scope-752"><span class="linenos">752</span></a>    <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">,</span> <span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="n">prune</span><span class="p">):</span>
+</span><span id="walk_in_scope-753"><a href="#walk_in_scope-753"><span class="linenos">753</span></a>        <span class="n">prune</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="walk_in_scope-754"><a href="#walk_in_scope-754"><span class="linenos">754</span></a>
+</span><span id="walk_in_scope-755"><a href="#walk_in_scope-755"><span class="linenos">755</span></a>        <span class="k">yield</span> <span class="n">node</span><span class="p">,</span> <span class="n">parent</span><span class="p">,</span> <span class="n">key</span>
+</span><span id="walk_in_scope-756"><a href="#walk_in_scope-756"><span class="linenos">756</span></a>
+</span><span id="walk_in_scope-757"><a href="#walk_in_scope-757"><span class="linenos">757</span></a>        <span class="k">if</span> <span class="n">node</span> <span class="ow">is</span> <span class="n">expression</span><span class="p">:</span>
+</span><span id="walk_in_scope-758"><a href="#walk_in_scope-758"><span class="linenos">758</span></a>            <span class="k">continue</span>
+</span><span id="walk_in_scope-759"><a href="#walk_in_scope-759"><span class="linenos">759</span></a>        <span class="k">if</span> <span class="p">(</span>
+</span><span id="walk_in_scope-760"><a href="#walk_in_scope-760"><span class="linenos">760</span></a>            <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">CTE</span><span class="p">)</span>
+</span><span id="walk_in_scope-761"><a href="#walk_in_scope-761"><span class="linenos">761</span></a>            <span class="ow">or</span> <span class="p">(</span>
+</span><span id="walk_in_scope-762"><a href="#walk_in_scope-762"><span class="linenos">762</span></a>                <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">)</span>
+</span><span id="walk_in_scope-763"><a href="#walk_in_scope-763"><span class="linenos">763</span></a>                <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">))</span>
+</span><span id="walk_in_scope-764"><a href="#walk_in_scope-764"><span class="linenos">764</span></a>                <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="walk_in_scope-765"><a href="#walk_in_scope-765"><span class="linenos">765</span></a>            <span class="p">)</span>
+</span><span id="walk_in_scope-766"><a href="#walk_in_scope-766"><span class="linenos">766</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)</span>
+</span><span id="walk_in_scope-767"><a href="#walk_in_scope-767"><span class="linenos">767</span></a>            <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">)</span>
+</span><span id="walk_in_scope-768"><a href="#walk_in_scope-768"><span class="linenos">768</span></a>        <span class="p">):</span>
+</span><span id="walk_in_scope-769"><a href="#walk_in_scope-769"><span class="linenos">769</span></a>            <span class="n">prune</span> <span class="o">=</span> <span class="kc">True</span>
+</span><span id="walk_in_scope-770"><a href="#walk_in_scope-770"><span class="linenos">770</span></a>
+</span><span id="walk_in_scope-771"><a href="#walk_in_scope-771"><span class="linenos">771</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">UDTF</span><span class="p">)):</span>
+</span><span id="walk_in_scope-772"><a href="#walk_in_scope-772"><span class="linenos">772</span></a>                <span class="c1"># The following args are not actually in the inner scope, so we should visit them</span>
+</span><span id="walk_in_scope-773"><a href="#walk_in_scope-773"><span class="linenos">773</span></a>                <span class="k">for</span> <span class="n">key</span> <span class="ow">in</span> <span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="s2">&quot;laterals&quot;</span><span class="p">,</span> <span class="s2">&quot;pivots&quot;</span><span class="p">):</span>
+</span><span id="walk_in_scope-774"><a href="#walk_in_scope-774"><span class="linenos">774</span></a>                    <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">key</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]:</span>
+</span><span id="walk_in_scope-775"><a href="#walk_in_scope-775"><span class="linenos">775</span></a>                        <span class="k">yield from</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="n">arg</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">)</span>
 </span></pre></div>
 
 
@@ -2788,6 +2712,112 @@ otherwise the DFS traversal will be used instead.</li>
 
 
                 </section>
+                <section id="find_all_in_scope">
+                            <input id="find_all_in_scope-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
+<div class="attr function">
+            
+        <span class="def">def</span>
+        <span class="name">find_all_in_scope</span><span class="signature pdoc-code condensed">(<span class="param"><span class="n">expression</span>, </span><span class="param"><span class="n">expression_types</span>, </span><span class="param"><span class="n">bfs</span><span class="o">=</span><span class="kc">True</span></span><span class="return-annotation">):</span></span>
+
+                <label class="view-source-button" for="find_all_in_scope-view-source"><span>View Source</span></label>
+
+    </div>
+    <a class="headerlink" href="#find_all_in_scope"></a>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="find_all_in_scope-778"><a href="#find_all_in_scope-778"><span class="linenos">778</span></a><span class="k">def</span> <span class="nf">find_all_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="find_all_in_scope-779"><a href="#find_all_in_scope-779"><span class="linenos">779</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="find_all_in_scope-780"><a href="#find_all_in_scope-780"><span class="linenos">780</span></a><span class="sd">    Returns a generator object which visits all nodes in this scope and only yields those that</span>
+</span><span id="find_all_in_scope-781"><a href="#find_all_in_scope-781"><span class="linenos">781</span></a><span class="sd">    match at least one of the specified expression types.</span>
+</span><span id="find_all_in_scope-782"><a href="#find_all_in_scope-782"><span class="linenos">782</span></a>
+</span><span id="find_all_in_scope-783"><a href="#find_all_in_scope-783"><span class="linenos">783</span></a><span class="sd">    This does NOT traverse into subscopes.</span>
+</span><span id="find_all_in_scope-784"><a href="#find_all_in_scope-784"><span class="linenos">784</span></a>
+</span><span id="find_all_in_scope-785"><a href="#find_all_in_scope-785"><span class="linenos">785</span></a><span class="sd">    Args:</span>
+</span><span id="find_all_in_scope-786"><a href="#find_all_in_scope-786"><span class="linenos">786</span></a><span class="sd">        expression (exp.Expression):</span>
+</span><span id="find_all_in_scope-787"><a href="#find_all_in_scope-787"><span class="linenos">787</span></a><span class="sd">        expression_types (tuple[type]|type): the expression type(s) to match.</span>
+</span><span id="find_all_in_scope-788"><a href="#find_all_in_scope-788"><span class="linenos">788</span></a><span class="sd">        bfs (bool): True to use breadth-first search, False to use depth-first.</span>
+</span><span id="find_all_in_scope-789"><a href="#find_all_in_scope-789"><span class="linenos">789</span></a>
+</span><span id="find_all_in_scope-790"><a href="#find_all_in_scope-790"><span class="linenos">790</span></a><span class="sd">    Yields:</span>
+</span><span id="find_all_in_scope-791"><a href="#find_all_in_scope-791"><span class="linenos">791</span></a><span class="sd">        exp.Expression: nodes</span>
+</span><span id="find_all_in_scope-792"><a href="#find_all_in_scope-792"><span class="linenos">792</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="find_all_in_scope-793"><a href="#find_all_in_scope-793"><span class="linenos">793</span></a>    <span class="k">for</span> <span class="n">expression</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="n">walk_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">):</span>
+</span><span id="find_all_in_scope-794"><a href="#find_all_in_scope-794"><span class="linenos">794</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">ensure_collection</span><span class="p">(</span><span class="n">expression_types</span><span class="p">))):</span>
+</span><span id="find_all_in_scope-795"><a href="#find_all_in_scope-795"><span class="linenos">795</span></a>            <span class="k">yield</span> <span class="n">expression</span>
+</span></pre></div>
+
+
+            <div class="docstring"><p>Returns a generator object which visits all nodes in this scope and only yields those that
+match at least one of the specified expression types.</p>
+
+<p>This does NOT traverse into subscopes.</p>
+
+<h6 id="arguments">Arguments:</h6>
+
+<ul>
+<li><strong>expression (exp.Expression):</strong> </li>
+<li><strong>expression_types (tuple[type]|type):</strong>  the expression type(s) to match.</li>
+<li><strong>bfs (bool):</strong>  True to use breadth-first search, False to use depth-first.</li>
+</ul>
+
+<h6 id="yields">Yields:</h6>
+
+<blockquote>
+  <p>exp.Expression: nodes</p>
+</blockquote>
+</div>
+
+
+                </section>
+                <section id="find_in_scope">
+                            <input id="find_in_scope-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
+<div class="attr function">
+            
+        <span class="def">def</span>
+        <span class="name">find_in_scope</span><span class="signature pdoc-code condensed">(<span class="param"><span class="n">expression</span>, </span><span class="param"><span class="n">expression_types</span>, </span><span class="param"><span class="n">bfs</span><span class="o">=</span><span class="kc">True</span></span><span class="return-annotation">):</span></span>
+
+                <label class="view-source-button" for="find_in_scope-view-source"><span>View Source</span></label>
+
+    </div>
+    <a class="headerlink" href="#find_in_scope"></a>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="find_in_scope-798"><a href="#find_in_scope-798"><span class="linenos">798</span></a><span class="k">def</span> <span class="nf">find_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="find_in_scope-799"><a href="#find_in_scope-799"><span class="linenos">799</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="find_in_scope-800"><a href="#find_in_scope-800"><span class="linenos">800</span></a><span class="sd">    Returns the first node in this scope which matches at least one of the specified types.</span>
+</span><span id="find_in_scope-801"><a href="#find_in_scope-801"><span class="linenos">801</span></a>
+</span><span id="find_in_scope-802"><a href="#find_in_scope-802"><span class="linenos">802</span></a><span class="sd">    This does NOT traverse into subscopes.</span>
+</span><span id="find_in_scope-803"><a href="#find_in_scope-803"><span class="linenos">803</span></a>
+</span><span id="find_in_scope-804"><a href="#find_in_scope-804"><span class="linenos">804</span></a><span class="sd">    Args:</span>
+</span><span id="find_in_scope-805"><a href="#find_in_scope-805"><span class="linenos">805</span></a><span class="sd">        expression (exp.Expression):</span>
+</span><span id="find_in_scope-806"><a href="#find_in_scope-806"><span class="linenos">806</span></a><span class="sd">        expression_types (tuple[type]|type): the expression type(s) to match.</span>
+</span><span id="find_in_scope-807"><a href="#find_in_scope-807"><span class="linenos">807</span></a><span class="sd">        bfs (bool): True to use breadth-first search, False to use depth-first.</span>
+</span><span id="find_in_scope-808"><a href="#find_in_scope-808"><span class="linenos">808</span></a>
+</span><span id="find_in_scope-809"><a href="#find_in_scope-809"><span class="linenos">809</span></a><span class="sd">    Returns:</span>
+</span><span id="find_in_scope-810"><a href="#find_in_scope-810"><span class="linenos">810</span></a><span class="sd">        exp.Expression: the node which matches the criteria or None if no node matching</span>
+</span><span id="find_in_scope-811"><a href="#find_in_scope-811"><span class="linenos">811</span></a><span class="sd">        the criteria was found.</span>
+</span><span id="find_in_scope-812"><a href="#find_in_scope-812"><span class="linenos">812</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="find_in_scope-813"><a href="#find_in_scope-813"><span class="linenos">813</span></a>    <span class="k">return</span> <span class="nb">next</span><span class="p">(</span><span class="n">find_all_in_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">expression_types</span><span class="p">,</span> <span class="n">bfs</span><span class="o">=</span><span class="n">bfs</span><span class="p">),</span> <span class="kc">None</span><span class="p">)</span>
+</span></pre></div>
+
+
+            <div class="docstring"><p>Returns the first node in this scope which matches at least one of the specified types.</p>
+
+<p>This does NOT traverse into subscopes.</p>
+
+<h6 id="arguments">Arguments:</h6>
+
+<ul>
+<li><strong>expression (exp.Expression):</strong> </li>
+<li><strong>expression_types (tuple[type]|type):</strong>  the expression type(s) to match.</li>
+<li><strong>bfs (bool):</strong>  True to use breadth-first search, False to use depth-first.</li>
+</ul>
+
+<h6 id="returns">Returns:</h6>
+
+<blockquote>
+  <p>exp.Expression: the node which matches the criteria or None if no node matching
+  the criteria was found.</p>
+</blockquote>
+</div>
+
+
+                </section>
     </main>
 <script>
     function escapeHTML(html) {
diff --git a/docs/sqlglot/optimizer/simplify.html b/docs/sqlglot/optimizer/simplify.html
index 8db4fc6..3b0c43c 100644
--- a/docs/sqlglot/optimizer/simplify.html
+++ b/docs/sqlglot/optimizer/simplify.html
@@ -76,6 +76,24 @@
                     <a class="function" href="#simplify_parens">simplify_parens</a>
             </li>
             <li>
+                    <a class="variable" href="#CONSTANTS">CONSTANTS</a>
+            </li>
+            <li>
+                    <a class="function" href="#simplify_coalesce">simplify_coalesce</a>
+            </li>
+            <li>
+                    <a class="variable" href="#CONCATS">CONCATS</a>
+            </li>
+            <li>
+                    <a class="variable" href="#SAFE_CONCATS">SAFE_CONCATS</a>
+            </li>
+            <li>
+                    <a class="function" href="#simplify_concat">simplify_concat</a>
+            </li>
+            <li>
+                    <a class="variable" href="#JOINS">JOINS</a>
+            </li>
+            <li>
                     <a class="function" href="#remove_where_true">remove_where_true</a>
             </li>
             <li>
@@ -184,498 +202,610 @@
 </span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a>    <span class="k">def</span> <span class="nf">_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
 </span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">meta</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">FINAL</span><span class="p">):</span>
 </span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a>            <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">expression</span>
-</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">rewrite_between</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">uniq_sort</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">absorb_and_eliminate</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_simplify</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="kc">False</span><span class="p">))</span>
-</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_not</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">flatten</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_connectors</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">remove_compliments</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a>        <span class="n">node</span><span class="o">.</span><span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_literals</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_parens</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a>        <span class="k">if</span> <span class="n">root</span><span class="p">:</span>
-</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a>        <span class="k">return</span> <span class="n">node</span>
-</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a>
-</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a>    <span class="n">expression</span> <span class="o">=</span> <span class="n">while_changing</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify</span><span class="p">)</span>
-</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a>    <span class="n">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a>
+</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a>        <span class="c1"># Pre-order transformations</span>
+</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">expression</span>
+</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">rewrite_between</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">uniq_sort</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">absorb_and_eliminate</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_concat</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a>
+</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_simplify</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="kc">False</span><span class="p">))</span>
+</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a>
+</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a>        <span class="c1"># Post-order transformations</span>
+</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_not</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">flatten</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_connectors</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">remove_compliments</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_coalesce</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a>        <span class="n">node</span><span class="o">.</span><span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
+</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_literals</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_parens</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
 </span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a>
-</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a>
-</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a><span class="k">def</span> <span class="nf">rewrite_between</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
-</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;Rewrite x between y and z to x &gt;= y AND x &lt;= z.</span>
-</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a>
-</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a><span class="sd">    This is done because comparison simplification is only done on lt/lte/gt/gte.</span>
-</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Between</span><span class="p">):</span>
-</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a>        <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
-</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;low&quot;</span><span class="p">]),</span>
-</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;high&quot;</span><span class="p">]),</span>
-</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a>            <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
-</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a>        <span class="p">)</span>
-</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a>
-</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a>
-</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a><span class="k">def</span> <span class="nf">simplify_not</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a><span class="sd">    Demorgan&#39;s Law</span>
-</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a><span class="sd">    NOT (x OR y) -&gt; NOT x AND NOT y</span>
-</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a><span class="sd">    NOT (x AND y) -&gt; NOT x OR NOT y</span>
-</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
-</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a>        <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
-</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a>            <span class="n">condition</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
-</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
-</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span>
-</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
-</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a>                <span class="p">)</span>
-</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
-</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
-</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
-</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a>                <span class="p">)</span>
-</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
-</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a>        <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
-</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a>            <span class="c1"># double negation</span>
-</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a>            <span class="c1"># NOT NOT x -&gt; x</span>
-</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a>            <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>
-</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a>
-</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a><span class="k">def</span> <span class="nf">flatten</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a><span class="sd">    A AND (B AND C) -&gt; A AND B AND C</span>
-</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a><span class="sd">    A OR (B OR C) -&gt; A OR B OR C</span>
-</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a>        <span class="k">for</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
-</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a>            <span class="n">child</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
-</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">child</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">):</span>
-</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">child</span><span class="p">)</span>
-</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a>
-</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a>
-</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a><span class="k">def</span> <span class="nf">simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a>    <span class="k">def</span> <span class="nf">_simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">):</span>
-</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>        <span class="k">if</span> <span class="n">left</span> <span class="o">==</span> <span class="n">right</span><span class="p">:</span>
-</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>            <span class="k">return</span> <span class="n">left</span>
-</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
-</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
-</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a>                <span class="k">return</span> <span class="n">right</span>
-</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a>                <span class="k">return</span> <span class="n">left</span>
-</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">)</span>
-</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
-</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>            <span class="k">if</span> <span class="p">(</span>
-</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>                <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
-</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
-</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
-</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>            <span class="p">):</span>
-</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
-</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>                <span class="k">return</span> <span class="n">right</span>
-</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>                <span class="k">return</span> <span class="n">left</span>
-</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">,</span> <span class="n">or_</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
-</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>
-</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_connectors</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a>
-</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a>
-</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a><span class="n">LT_LTE</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">)</span>
-</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a><span class="n">GT_GTE</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">)</span>
-</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>
-</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a><span class="n">COMPARISONS</span> <span class="o">=</span> <span class="p">(</span>
-</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>    <span class="o">*</span><span class="n">LT_LTE</span><span class="p">,</span>
-</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>    <span class="o">*</span><span class="n">GT_GTE</span><span class="p">,</span>
-</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span>
-</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">,</span>
-</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a><span class="p">)</span>
-</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>
-</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a><span class="n">INVERSE_COMPARISONS</span> <span class="o">=</span> <span class="p">{</span>
-</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">,</span>
-</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">,</span>
-</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">,</span>
-</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">,</span>
-</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a><span class="p">}</span>
-</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>
-</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a>
-</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a><span class="k">def</span> <span class="nf">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">,</span> <span class="n">or_</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
-</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">left</span><span class="p">,</span> <span class="n">COMPARISONS</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">right</span><span class="p">,</span> <span class="n">COMPARISONS</span><span class="p">):</span>
-</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>        <span class="n">ll</span><span class="p">,</span> <span class="n">lr</span> <span class="o">=</span> <span class="n">left</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">()</span>
-</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>        <span class="n">rl</span><span class="p">,</span> <span class="n">rr</span> <span class="o">=</span> <span class="n">right</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">()</span>
-</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>
-</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>        <span class="n">largs</span> <span class="o">=</span> <span class="p">{</span><span class="n">ll</span><span class="p">,</span> <span class="n">lr</span><span class="p">}</span>
-</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>        <span class="n">rargs</span> <span class="o">=</span> <span class="p">{</span><span class="n">rl</span><span class="p">,</span> <span class="n">rr</span><span class="p">}</span>
-</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a>
-</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a>        <span class="n">matching</span> <span class="o">=</span> <span class="n">largs</span> <span class="o">&amp;</span> <span class="n">rargs</span>
-</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="p">{</span><span class="n">m</span> <span class="k">for</span> <span class="n">m</span> <span class="ow">in</span> <span class="n">matching</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">m</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)}</span>
-</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a>
-</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>        <span class="k">if</span> <span class="n">matching</span> <span class="ow">and</span> <span class="n">columns</span><span class="p">:</span>
-</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>            <span class="k">try</span><span class="p">:</span>
-</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>                <span class="n">l</span> <span class="o">=</span> <span class="n">first</span><span class="p">(</span><span class="n">largs</span> <span class="o">-</span> <span class="n">columns</span><span class="p">)</span>
-</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a>                <span class="n">r</span> <span class="o">=</span> <span class="n">first</span><span class="p">(</span><span class="n">rargs</span> <span class="o">-</span> <span class="n">columns</span><span class="p">)</span>
-</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a>            <span class="k">except</span> <span class="ne">StopIteration</span><span class="p">:</span>
-</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>                <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a>        <span class="k">if</span> <span class="n">root</span><span class="p">:</span>
+</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a>
+</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a>        <span class="k">return</span> <span class="n">node</span>
+</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a>
+</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a>    <span class="n">expression</span> <span class="o">=</span> <span class="n">while_changing</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify</span><span class="p">)</span>
+</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a>    <span class="n">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a>
+</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a>
+</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a><span class="k">def</span> <span class="nf">rewrite_between</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
+</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;Rewrite x between y and z to x &gt;= y AND x &lt;= z.</span>
+</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a>
+</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a><span class="sd">    This is done because comparison simplification is only done on lt/lte/gt/gte.</span>
+</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Between</span><span class="p">):</span>
+</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a>        <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;low&quot;</span><span class="p">]),</span>
+</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;high&quot;</span><span class="p">]),</span>
+</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a>            <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a>        <span class="p">)</span>
+</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a>
+</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>
+</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a><span class="k">def</span> <span class="nf">simplify_not</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a><span class="sd">    Demorgan&#39;s Law</span>
+</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a><span class="sd">    NOT (x OR y) -&gt; NOT x AND NOT y</span>
+</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a><span class="sd">    NOT (x AND y) -&gt; NOT x OR NOT y</span>
+</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
+</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a>        <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
+</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a>            <span class="n">condition</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
+</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
+</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span>
+</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a>                <span class="p">)</span>
+</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
+</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a>                <span class="p">)</span>
+</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
+</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a>        <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
+</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a>            <span class="c1"># double negation</span>
+</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a>            <span class="c1"># NOT NOT x -&gt; x</span>
+</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a>            <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a>
+</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a>
+</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a><span class="k">def</span> <span class="nf">flatten</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a><span class="sd">    A AND (B AND C) -&gt; A AND B AND C</span>
+</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a><span class="sd">    A OR (B OR C) -&gt; A OR B OR C</span>
+</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>        <span class="k">for</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
+</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>            <span class="n">child</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
+</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">child</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">):</span>
+</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">child</span><span class="p">)</span>
+</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>
+</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>
+</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a><span class="k">def</span> <span class="nf">simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a>    <span class="k">def</span> <span class="nf">_simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">):</span>
+</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a>        <span class="k">if</span> <span class="n">left</span> <span class="o">==</span> <span class="n">right</span><span class="p">:</span>
+</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a>            <span class="k">return</span> <span class="n">left</span>
+</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
+</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
+</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a>                <span class="k">return</span> <span class="n">right</span>
+</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>                <span class="k">return</span> <span class="n">left</span>
+</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">)</span>
+</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
+</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>            <span class="k">if</span> <span class="p">(</span>
+</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a>                <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
+</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
+</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
+</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a>            <span class="p">):</span>
+</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
+</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a>                <span class="k">return</span> <span class="n">right</span>
+</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a>                <span class="k">return</span> <span class="n">left</span>
+</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">,</span> <span class="n">or_</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
+</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>
+</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_connectors</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a>
+</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a>
+</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a><span class="n">LT_LTE</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">)</span>
+</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a><span class="n">GT_GTE</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">)</span>
+</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a>
+</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a><span class="n">COMPARISONS</span> <span class="o">=</span> <span class="p">(</span>
+</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>    <span class="o">*</span><span class="n">LT_LTE</span><span class="p">,</span>
+</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>    <span class="o">*</span><span class="n">GT_GTE</span><span class="p">,</span>
+</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span>
+</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">,</span>
+</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">,</span>
+</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a><span class="p">)</span>
+</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a>
+</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a><span class="n">INVERSE_COMPARISONS</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">,</span>
+</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">,</span>
+</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">,</span>
+</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">,</span>
+</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a><span class="p">}</span>
+</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a>
+</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a>
+</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a><span class="k">def</span> <span class="nf">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">,</span> <span class="n">or_</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
+</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">left</span><span class="p">,</span> <span class="n">COMPARISONS</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">right</span><span class="p">,</span> <span class="n">COMPARISONS</span><span class="p">):</span>
+</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>        <span class="n">ll</span><span class="p">,</span> <span class="n">lr</span> <span class="o">=</span> <span class="n">left</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">()</span>
+</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a>        <span class="n">rl</span><span class="p">,</span> <span class="n">rr</span> <span class="o">=</span> <span class="n">right</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">()</span>
+</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a>
+</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a>        <span class="n">largs</span> <span class="o">=</span> <span class="p">{</span><span class="n">ll</span><span class="p">,</span> <span class="n">lr</span><span class="p">}</span>
+</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>        <span class="n">rargs</span> <span class="o">=</span> <span class="p">{</span><span class="n">rl</span><span class="p">,</span> <span class="n">rr</span><span class="p">}</span>
 </span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a>
-</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a>            <span class="c1"># make sure the comparison is always of the form x &gt; 1 instead of 1 &lt; x</span>
-</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>            <span class="k">if</span> <span class="n">left</span><span class="o">.</span><span class="vm">__class__</span> <span class="ow">in</span> <span class="n">INVERSE_COMPARISONS</span> <span class="ow">and</span> <span class="n">l</span> <span class="o">==</span> <span class="n">ll</span><span class="p">:</span>
-</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a>                <span class="n">left</span> <span class="o">=</span> <span class="n">INVERSE_COMPARISONS</span><span class="p">[</span><span class="n">left</span><span class="o">.</span><span class="vm">__class__</span><span class="p">](</span><span class="n">this</span><span class="o">=</span><span class="n">lr</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">ll</span><span class="p">)</span>
-</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a>            <span class="k">if</span> <span class="n">right</span><span class="o">.</span><span class="vm">__class__</span> <span class="ow">in</span> <span class="n">INVERSE_COMPARISONS</span> <span class="ow">and</span> <span class="n">r</span> <span class="o">==</span> <span class="n">rl</span><span class="p">:</span>
-</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a>                <span class="n">right</span> <span class="o">=</span> <span class="n">INVERSE_COMPARISONS</span><span class="p">[</span><span class="n">right</span><span class="o">.</span><span class="vm">__class__</span><span class="p">](</span><span class="n">this</span><span class="o">=</span><span class="n">rr</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">rl</span><span class="p">)</span>
-</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>
-</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>            <span class="k">if</span> <span class="n">l</span><span class="o">.</span><span class="n">is_number</span> <span class="ow">and</span> <span class="n">r</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
-</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a>                <span class="n">l</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">l</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a>                <span class="n">r</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">r</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a>            <span class="k">elif</span> <span class="n">l</span><span class="o">.</span><span class="n">is_string</span> <span class="ow">and</span> <span class="n">r</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
-</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>                <span class="n">l</span> <span class="o">=</span> <span class="n">l</span><span class="o">.</span><span class="n">name</span>
-</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a>                <span class="n">r</span> <span class="o">=</span> <span class="n">r</span><span class="o">.</span><span class="n">name</span>
-</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a>            <span class="k">else</span><span class="p">:</span>
-</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a>                <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a>
-</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a>            <span class="k">for</span> <span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">av</span><span class="p">),</span> <span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">bv</span><span class="p">)</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(((</span><span class="n">left</span><span class="p">,</span> <span class="n">l</span><span class="p">),</span> <span class="p">(</span><span class="n">right</span><span class="p">,</span> <span class="n">r</span><span class="p">))):</span>
-</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">LT_LTE</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">LT_LTE</span><span class="p">):</span>
-</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a>                    <span class="k">return</span> <span class="n">left</span> <span class="k">if</span> <span class="p">(</span><span class="n">av</span> <span class="o">&gt;</span> <span class="n">bv</span> <span class="k">if</span> <span class="n">or_</span> <span class="k">else</span> <span class="n">av</span> <span class="o">&lt;=</span> <span class="n">bv</span><span class="p">)</span> <span class="k">else</span> <span class="n">right</span>
-</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">GT_GTE</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">GT_GTE</span><span class="p">):</span>
-</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a>                    <span class="k">return</span> <span class="n">left</span> <span class="k">if</span> <span class="p">(</span><span class="n">av</span> <span class="o">&lt;</span> <span class="n">bv</span> <span class="k">if</span> <span class="n">or_</span> <span class="k">else</span> <span class="n">av</span> <span class="o">&gt;=</span> <span class="n">bv</span><span class="p">)</span> <span class="k">else</span> <span class="n">right</span>
-</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>
-</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>                <span class="c1"># we can&#39;t ever shortcut to true because the column could be null</span>
-</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">or_</span><span class="p">:</span>
-</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">GT_GTE</span><span class="p">):</span>
-</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a>                        <span class="k">if</span> <span class="n">av</span> <span class="o">&lt;=</span> <span class="n">bv</span><span class="p">:</span>
-</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a>                    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">LT_LTE</span><span class="p">):</span>
-</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a>                        <span class="k">if</span> <span class="n">av</span> <span class="o">&gt;=</span> <span class="n">bv</span><span class="p">:</span>
-</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a>                    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">):</span>
-</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
-</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&gt;=</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
-</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
-</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&gt;</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
-</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
-</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&lt;=</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
-</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
-</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&lt;</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
-</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
-</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">==</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
-</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>    <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a>
-</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a>
-</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a><span class="k">def</span> <span class="nf">remove_compliments</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a><span class="sd">    Removing compliments.</span>
-</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>
-</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a><span class="sd">    A AND NOT A -&gt; FALSE</span>
-</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a><span class="sd">    A OR NOT A -&gt; TRUE</span>
-</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
-</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>        <span class="n">compliment</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a>        <span class="n">matching</span> <span class="o">=</span> <span class="n">largs</span> <span class="o">&amp;</span> <span class="n">rargs</span>
+</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>        <span class="n">columns</span> <span class="o">=</span> <span class="p">{</span><span class="n">m</span> <span class="k">for</span> <span class="n">m</span> <span class="ow">in</span> <span class="n">matching</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">m</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)}</span>
+</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a>
+</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a>        <span class="k">if</span> <span class="n">matching</span> <span class="ow">and</span> <span class="n">columns</span><span class="p">:</span>
+</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a>            <span class="k">try</span><span class="p">:</span>
+</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>                <span class="n">l</span> <span class="o">=</span> <span class="n">first</span><span class="p">(</span><span class="n">largs</span> <span class="o">-</span> <span class="n">columns</span><span class="p">)</span>
+</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>                <span class="n">r</span> <span class="o">=</span> <span class="n">first</span><span class="p">(</span><span class="n">rargs</span> <span class="o">-</span> <span class="n">columns</span><span class="p">)</span>
+</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a>            <span class="k">except</span> <span class="ne">StopIteration</span><span class="p">:</span>
+</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a>                <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a>
+</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>            <span class="c1"># make sure the comparison is always of the form x &gt; 1 instead of 1 &lt; x</span>
+</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a>            <span class="k">if</span> <span class="n">left</span><span class="o">.</span><span class="vm">__class__</span> <span class="ow">in</span> <span class="n">INVERSE_COMPARISONS</span> <span class="ow">and</span> <span class="n">l</span> <span class="o">==</span> <span class="n">ll</span><span class="p">:</span>
+</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a>                <span class="n">left</span> <span class="o">=</span> <span class="n">INVERSE_COMPARISONS</span><span class="p">[</span><span class="n">left</span><span class="o">.</span><span class="vm">__class__</span><span class="p">](</span><span class="n">this</span><span class="o">=</span><span class="n">lr</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">ll</span><span class="p">)</span>
+</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a>            <span class="k">if</span> <span class="n">right</span><span class="o">.</span><span class="vm">__class__</span> <span class="ow">in</span> <span class="n">INVERSE_COMPARISONS</span> <span class="ow">and</span> <span class="n">r</span> <span class="o">==</span> <span class="n">rl</span><span class="p">:</span>
+</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a>                <span class="n">right</span> <span class="o">=</span> <span class="n">INVERSE_COMPARISONS</span><span class="p">[</span><span class="n">right</span><span class="o">.</span><span class="vm">__class__</span><span class="p">](</span><span class="n">this</span><span class="o">=</span><span class="n">rr</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">rl</span><span class="p">)</span>
+</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a>
+</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a>            <span class="k">if</span> <span class="n">l</span><span class="o">.</span><span class="n">is_number</span> <span class="ow">and</span> <span class="n">r</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
+</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a>                <span class="n">l</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">l</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a>                <span class="n">r</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">r</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a>            <span class="k">elif</span> <span class="n">l</span><span class="o">.</span><span class="n">is_string</span> <span class="ow">and</span> <span class="n">r</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
+</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>                <span class="n">l</span> <span class="o">=</span> <span class="n">l</span><span class="o">.</span><span class="n">name</span>
+</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>                <span class="n">r</span> <span class="o">=</span> <span class="n">r</span><span class="o">.</span><span class="n">name</span>
+</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>            <span class="k">else</span><span class="p">:</span>
+</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a>                <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a>
+</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a>            <span class="k">for</span> <span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">av</span><span class="p">),</span> <span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">bv</span><span class="p">)</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(((</span><span class="n">left</span><span class="p">,</span> <span class="n">l</span><span class="p">),</span> <span class="p">(</span><span class="n">right</span><span class="p">,</span> <span class="n">r</span><span class="p">))):</span>
+</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">LT_LTE</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">LT_LTE</span><span class="p">):</span>
+</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a>                    <span class="k">return</span> <span class="n">left</span> <span class="k">if</span> <span class="p">(</span><span class="n">av</span> <span class="o">&gt;</span> <span class="n">bv</span> <span class="k">if</span> <span class="n">or_</span> <span class="k">else</span> <span class="n">av</span> <span class="o">&lt;=</span> <span class="n">bv</span><span class="p">)</span> <span class="k">else</span> <span class="n">right</span>
+</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a>                <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">GT_GTE</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">GT_GTE</span><span class="p">):</span>
+</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a>                    <span class="k">return</span> <span class="n">left</span> <span class="k">if</span> <span class="p">(</span><span class="n">av</span> <span class="o">&lt;</span> <span class="n">bv</span> <span class="k">if</span> <span class="n">or_</span> <span class="k">else</span> <span class="n">av</span> <span class="o">&gt;=</span> <span class="n">bv</span><span class="p">)</span> <span class="k">else</span> <span class="n">right</span>
+</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a>
+</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a>                <span class="c1"># we can&#39;t ever shortcut to true because the column could be null</span>
+</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a>                <span class="k">if</span> <span class="ow">not</span> <span class="n">or_</span><span class="p">:</span>
+</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>                    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">GT_GTE</span><span class="p">):</span>
+</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>                        <span class="k">if</span> <span class="n">av</span> <span class="o">&lt;=</span> <span class="n">bv</span><span class="p">:</span>
+</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a>                    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">LT_LTE</span><span class="p">):</span>
+</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>                        <span class="k">if</span> <span class="n">av</span> <span class="o">&gt;=</span> <span class="n">bv</span><span class="p">:</span>
+</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a>                    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">):</span>
+</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
+</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&gt;=</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
+</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
+</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&gt;</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
+</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
+</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&lt;=</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
+</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
+</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">&lt;</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
+</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a>                        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
+</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>                            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">av</span> <span class="o">==</span> <span class="n">bv</span> <span class="k">else</span> <span class="n">a</span>
+</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>
 </span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>
-</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
-</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a>            <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a>                <span class="k">return</span> <span class="n">compliment</span>
-</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a>
-</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a>
-</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a><span class="k">def</span> <span class="nf">uniq_sort</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a><span class="sd">    Uniq and sort a connector.</span>
+</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a><span class="k">def</span> <span class="nf">remove_compliments</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a><span class="sd">    Removing compliments.</span>
+</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>
+</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a><span class="sd">    A AND NOT A -&gt; FALSE</span>
+</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a><span class="sd">    A OR NOT A -&gt; TRUE</span>
+</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
+</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a>        <span class="n">compliment</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
 </span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a>
-</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a><span class="sd">    C AND A AND B AND B -&gt; A AND B AND C</span>
-</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
-</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>        <span class="n">result_func</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span>
-</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>        <span class="n">flattened</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span>
-</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a>        <span class="n">deduped</span> <span class="o">=</span> <span class="p">{</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">):</span> <span class="n">e</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">flattened</span><span class="p">}</span>
-</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a>        <span class="n">arr</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">deduped</span><span class="o">.</span><span class="n">items</span><span class="p">())</span>
-</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a>
-</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a>        <span class="c1"># check if the operands are already sorted, if not sort them</span>
-</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a>        <span class="c1"># A AND C AND B -&gt; A AND B AND C</span>
-</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a>        <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">e</span><span class="p">)</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">arr</span><span class="p">[</span><span class="mi">1</span><span class="p">:]):</span>
-</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>            <span class="k">if</span> <span class="n">sql</span> <span class="o">&lt;</span> <span class="n">arr</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">0</span><span class="p">]:</span>
-</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="p">(</span><span class="n">e</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">e</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">arr</span><span class="p">)),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a>                <span class="k">break</span>
-</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a>            <span class="c1"># we didn&#39;t have to sort but maybe we need to dedup</span>
-</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a>            <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">deduped</span><span class="p">)</span> <span class="o">&lt;</span> <span class="nb">len</span><span class="p">(</span><span class="n">flattened</span><span class="p">):</span>
-</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="n">deduped</span><span class="o">.</span><span class="n">values</span><span class="p">(),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a>
-</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>
-</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a>
-</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a><span class="k">def</span> <span class="nf">absorb_and_eliminate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a><span class="sd">    absorption:</span>
-</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a><span class="sd">        A AND (A OR B) -&gt; A</span>
-</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a><span class="sd">        A OR (A AND B) -&gt; A</span>
-</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a><span class="sd">        A AND (NOT A OR B) -&gt; A AND B</span>
-</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a><span class="sd">        A OR (NOT A AND B) -&gt; A OR B</span>
-</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a><span class="sd">    elimination:</span>
-</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a><span class="sd">        (A AND B) OR (A AND NOT B) -&gt; A</span>
-</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a><span class="sd">        (A OR B) AND (A OR NOT B) -&gt; A</span>
-</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
-</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a>        <span class="n">kind</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span>
-</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a>
-</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
-</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
-</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>                <span class="n">aa</span><span class="p">,</span> <span class="n">ab</span> <span class="o">=</span> <span class="n">a</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
-</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a>
-</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>                <span class="c1"># absorb</span>
-</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a>                <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">aa</span><span class="p">):</span>
-</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>                    <span class="n">aa</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
-</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a>                <span class="k">elif</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">ab</span><span class="p">):</span>
-</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a>                    <span class="n">ab</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
-</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a>                <span class="k">elif</span> <span class="p">(</span><span class="nb">set</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">)</span> <span class="k">else</span> <span class="p">{</span><span class="n">b</span><span class="p">})</span> <span class="o">&lt;</span> <span class="nb">set</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">flatten</span><span class="p">()):</span>
-</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a>                    <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
-</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a>                <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
-</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a>                    <span class="c1"># eliminate</span>
-</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a>                    <span class="n">rhs</span> <span class="o">=</span> <span class="n">b</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
-</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a>                    <span class="n">ba</span><span class="p">,</span> <span class="n">bb</span> <span class="o">=</span> <span class="n">rhs</span>
-</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a>
-</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a>                    <span class="k">if</span> <span class="n">aa</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
-</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
-</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
-</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>                    <span class="k">elif</span> <span class="n">ab</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
-</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
-</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
-</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a>
-</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a>
+</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
+</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a>            <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a>                <span class="k">return</span> <span class="n">compliment</span>
+</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>
+</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a>
+</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a><span class="k">def</span> <span class="nf">uniq_sort</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a><span class="sd">    Uniq and sort a connector.</span>
+</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a>
+</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a><span class="sd">    C AND A AND B AND B -&gt; A AND B AND C</span>
+</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
+</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a>        <span class="n">result_func</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span>
+</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a>        <span class="n">flattened</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span>
+</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a>        <span class="n">deduped</span> <span class="o">=</span> <span class="p">{</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">):</span> <span class="n">e</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">flattened</span><span class="p">}</span>
+</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a>        <span class="n">arr</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">deduped</span><span class="o">.</span><span class="n">items</span><span class="p">())</span>
+</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a>
+</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a>        <span class="c1"># check if the operands are already sorted, if not sort them</span>
+</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a>        <span class="c1"># A AND C AND B -&gt; A AND B AND C</span>
+</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>        <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">e</span><span class="p">)</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">arr</span><span class="p">[</span><span class="mi">1</span><span class="p">:]):</span>
+</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a>            <span class="k">if</span> <span class="n">sql</span> <span class="o">&lt;</span> <span class="n">arr</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">0</span><span class="p">]:</span>
+</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="p">(</span><span class="n">e</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">e</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">arr</span><span class="p">)),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a>                <span class="k">break</span>
+</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a>            <span class="c1"># we didn&#39;t have to sort but maybe we need to dedup</span>
+</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a>            <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">deduped</span><span class="p">)</span> <span class="o">&lt;</span> <span class="nb">len</span><span class="p">(</span><span class="n">flattened</span><span class="p">):</span>
+</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="n">deduped</span><span class="o">.</span><span class="n">values</span><span class="p">(),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a>
+</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a>
+</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a>
+</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a><span class="k">def</span> <span class="nf">absorb_and_eliminate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a><span class="sd">    absorption:</span>
+</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a><span class="sd">        A AND (A OR B) -&gt; A</span>
+</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a><span class="sd">        A OR (A AND B) -&gt; A</span>
+</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a><span class="sd">        A AND (NOT A OR B) -&gt; A AND B</span>
+</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a><span class="sd">        A OR (NOT A AND B) -&gt; A OR B</span>
+</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a><span class="sd">    elimination:</span>
+</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a><span class="sd">        (A AND B) OR (A AND NOT B) -&gt; A</span>
+</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a><span class="sd">        (A OR B) AND (A OR NOT B) -&gt; A</span>
+</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
+</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a>        <span class="n">kind</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span>
+</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a>
+</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
+</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
+</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a>                <span class="n">aa</span><span class="p">,</span> <span class="n">ab</span> <span class="o">=</span> <span class="n">a</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
+</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a>
+</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a>                <span class="c1"># absorb</span>
+</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a>                <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">aa</span><span class="p">):</span>
+</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a>                    <span class="n">aa</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
+</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>                <span class="k">elif</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">ab</span><span class="p">):</span>
+</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>                    <span class="n">ab</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
+</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>                <span class="k">elif</span> <span class="p">(</span><span class="nb">set</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">)</span> <span class="k">else</span> <span class="p">{</span><span class="n">b</span><span class="p">})</span> <span class="o">&lt;</span> <span class="nb">set</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">flatten</span><span class="p">()):</span>
+</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>                    <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
+</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a>                <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
+</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a>                    <span class="c1"># eliminate</span>
+</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a>                    <span class="n">rhs</span> <span class="o">=</span> <span class="n">b</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
+</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a>                    <span class="n">ba</span><span class="p">,</span> <span class="n">bb</span> <span class="o">=</span> <span class="n">rhs</span>
 </span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a>
-</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a><span class="k">def</span> <span class="nf">simplify_literals</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_binary</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Neg</span><span class="p">):</span>
-</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a>        <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a>        <span class="k">if</span> <span class="n">this</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
-</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>            <span class="n">value</span> <span class="o">=</span> <span class="n">this</span><span class="o">.</span><span class="n">name</span>
-</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a>            <span class="k">if</span> <span class="n">value</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">==</span> <span class="s2">&quot;-&quot;</span><span class="p">:</span>
-</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">value</span><span class="p">[</span><span class="mi">1</span><span class="p">:])</span>
-</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;-</span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
-</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a>
-</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a>    <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a>
+</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a>                    <span class="k">if</span> <span class="n">aa</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
+</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
+</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
+</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a>                    <span class="k">elif</span> <span class="n">ab</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
+</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
+</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
+</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>
+</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a>
+</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a>
+</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a><span class="k">def</span> <span class="nf">simplify_literals</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_binary</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
 </span><span id="L-353"><a href="#L-353"><span class="linenos">353</span></a>
-</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a><span class="k">def</span> <span class="nf">_simplify_binary</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">):</span>
-</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
-</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a>            <span class="n">c</span> <span class="o">=</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>            <span class="n">not_</span> <span class="o">=</span> <span class="kc">True</span>
-</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a>            <span class="n">c</span> <span class="o">=</span> <span class="n">b</span>
-</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a>            <span class="n">not_</span> <span class="o">=</span> <span class="kc">False</span>
-</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a>
-</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a>        <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">c</span><span class="p">):</span>
-</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">):</span>
-</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">not_</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">):</span>
-</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">not_</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">NullSafeEQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NullSafeNEQ</span><span class="p">)):</span>
-</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a>        <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a>    <span class="k">elif</span> <span class="n">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_null</span><span class="p">(</span><span class="n">b</span><span class="p">):</span>
-</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a>        <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a>
-</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a>    <span class="k">if</span> <span class="n">a</span><span class="o">.</span><span class="n">is_number</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
-</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a>        <span class="n">a</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">name</span><span class="p">)</span> <span class="k">if</span> <span class="n">a</span><span class="o">.</span><span class="n">is_int</span> <span class="k">else</span> <span class="n">Decimal</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a>        <span class="n">b</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">name</span><span class="p">)</span> <span class="k">if</span> <span class="n">b</span><span class="o">.</span><span class="n">is_int</span> <span class="k">else</span> <span class="n">Decimal</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a>
-</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">):</span>
-</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">+</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">):</span>
-</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">-</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">):</span>
-</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">*</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Div</span><span class="p">):</span>
-</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a>            <span class="c1"># engines have differing int div behavior so intdiv is not safe</span>
-</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="nb">int</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
-</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>                <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">/</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a>
-</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a>        <span class="n">boolean</span> <span class="o">=</span> <span class="n">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>
-</span><span id="L-391"><a href="#L-391"><span class="linenos">391</span></a>        <span class="k">if</span> <span class="n">boolean</span><span class="p">:</span>
-</span><span id="L-392"><a href="#L-392"><span class="linenos">392</span></a>            <span class="k">return</span> <span class="n">boolean</span>
-</span><span id="L-393"><a href="#L-393"><span class="linenos">393</span></a>    <span class="k">elif</span> <span class="n">a</span><span class="o">.</span><span class="n">is_string</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
-</span><span id="L-394"><a href="#L-394"><span class="linenos">394</span></a>        <span class="n">boolean</span> <span class="o">=</span> <span class="n">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
-</span><span id="L-395"><a href="#L-395"><span class="linenos">395</span></a>
-</span><span id="L-396"><a href="#L-396"><span class="linenos">396</span></a>        <span class="k">if</span> <span class="n">boolean</span><span class="p">:</span>
-</span><span id="L-397"><a href="#L-397"><span class="linenos">397</span></a>            <span class="k">return</span> <span class="n">boolean</span>
-</span><span id="L-398"><a href="#L-398"><span class="linenos">398</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">):</span>
-</span><span id="L-399"><a href="#L-399"><span class="linenos">399</span></a>        <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="o">=</span> <span class="n">extract_date</span><span class="p">(</span><span class="n">a</span><span class="p">),</span> <span class="n">extract_interval</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
-</span><span id="L-400"><a href="#L-400"><span class="linenos">400</span></a>        <span class="k">if</span> <span class="n">a</span> <span class="ow">and</span> <span class="n">b</span><span class="p">:</span>
-</span><span id="L-401"><a href="#L-401"><span class="linenos">401</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">):</span>
-</span><span id="L-402"><a href="#L-402"><span class="linenos">402</span></a>                <span class="k">return</span> <span class="n">date_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">+</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">):</span>
-</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a>                <span class="k">return</span> <span class="n">date_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">-</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">):</span>
-</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a>        <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="o">=</span> <span class="n">extract_interval</span><span class="p">(</span><span class="n">a</span><span class="p">),</span> <span class="n">extract_date</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
-</span><span id="L-407"><a href="#L-407"><span class="linenos">407</span></a>        <span class="c1"># you cannot subtract a date from an interval</span>
-</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a>        <span class="k">if</span> <span class="n">a</span> <span class="ow">and</span> <span class="n">b</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">):</span>
-</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a>            <span class="k">return</span> <span class="n">date_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">+</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a>
-</span><span id="L-411"><a href="#L-411"><span class="linenos">411</span></a>    <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-412"><a href="#L-412"><span class="linenos">412</span></a>
-</span><span id="L-413"><a href="#L-413"><span class="linenos">413</span></a>
-</span><span id="L-414"><a href="#L-414"><span class="linenos">414</span></a><span class="k">def</span> <span class="nf">simplify_parens</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-415"><a href="#L-415"><span class="linenos">415</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
-</span><span id="L-416"><a href="#L-416"><span class="linenos">416</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="L-417"><a href="#L-417"><span class="linenos">417</span></a>
-</span><span id="L-418"><a href="#L-418"><span class="linenos">418</span></a>    <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-419"><a href="#L-419"><span class="linenos">419</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="L-420"><a href="#L-420"><span class="linenos">420</span></a>
-</span><span id="L-421"><a href="#L-421"><span class="linenos">421</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span>
-</span><span id="L-422"><a href="#L-422"><span class="linenos">422</span></a>        <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">))</span>
-</span><span id="L-423"><a href="#L-423"><span class="linenos">423</span></a>        <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">)</span>
-</span><span id="L-424"><a href="#L-424"><span class="linenos">424</span></a>        <span class="ow">or</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span>
-</span><span id="L-425"><a href="#L-425"><span class="linenos">425</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">))</span>
-</span><span id="L-426"><a href="#L-426"><span class="linenos">426</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">))</span>
-</span><span id="L-427"><a href="#L-427"><span class="linenos">427</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">)))</span>
-</span><span id="L-428"><a href="#L-428"><span class="linenos">428</span></a>    <span class="p">):</span>
-</span><span id="L-429"><a href="#L-429"><span class="linenos">429</span></a>        <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-430"><a href="#L-430"><span class="linenos">430</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Neg</span><span class="p">):</span>
+</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a>        <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a>        <span class="k">if</span> <span class="n">this</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
+</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a>            <span class="n">value</span> <span class="o">=</span> <span class="n">this</span><span class="o">.</span><span class="n">name</span>
+</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>            <span class="k">if</span> <span class="n">value</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">==</span> <span class="s2">&quot;-&quot;</span><span class="p">:</span>
+</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">value</span><span class="p">[</span><span class="mi">1</span><span class="p">:])</span>
+</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;-</span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
+</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a>
+</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a>
+</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a>
+</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a><span class="k">def</span> <span class="nf">_simplify_binary</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">):</span>
+</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
+</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a>            <span class="n">c</span> <span class="o">=</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a>            <span class="n">not_</span> <span class="o">=</span> <span class="kc">True</span>
+</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a>            <span class="n">c</span> <span class="o">=</span> <span class="n">b</span>
+</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a>            <span class="n">not_</span> <span class="o">=</span> <span class="kc">False</span>
+</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a>
+</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a>        <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">c</span><span class="p">):</span>
+</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">):</span>
+</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">not_</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">):</span>
+</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">not_</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">NullSafeEQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NullSafeNEQ</span><span class="p">)):</span>
+</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a>        <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a>    <span class="k">elif</span> <span class="n">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_null</span><span class="p">(</span><span class="n">b</span><span class="p">):</span>
+</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a>        <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a>
+</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a>    <span class="k">if</span> <span class="n">a</span><span class="o">.</span><span class="n">is_number</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
+</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>        <span class="n">a</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">name</span><span class="p">)</span> <span class="k">if</span> <span class="n">a</span><span class="o">.</span><span class="n">is_int</span> <span class="k">else</span> <span class="n">Decimal</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>        <span class="n">b</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">name</span><span class="p">)</span> <span class="k">if</span> <span class="n">b</span><span class="o">.</span><span class="n">is_int</span> <span class="k">else</span> <span class="n">Decimal</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a>
+</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">):</span>
+</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">+</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">):</span>
+</span><span id="L-391"><a href="#L-391"><span class="linenos">391</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">-</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-392"><a href="#L-392"><span class="linenos">392</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">):</span>
+</span><span id="L-393"><a href="#L-393"><span class="linenos">393</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">*</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-394"><a href="#L-394"><span class="linenos">394</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Div</span><span class="p">):</span>
+</span><span id="L-395"><a href="#L-395"><span class="linenos">395</span></a>            <span class="c1"># engines have differing int div behavior so intdiv is not safe</span>
+</span><span id="L-396"><a href="#L-396"><span class="linenos">396</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="nb">int</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
+</span><span id="L-397"><a href="#L-397"><span class="linenos">397</span></a>                <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-398"><a href="#L-398"><span class="linenos">398</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">a</span> <span class="o">/</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-399"><a href="#L-399"><span class="linenos">399</span></a>
+</span><span id="L-400"><a href="#L-400"><span class="linenos">400</span></a>        <span class="n">boolean</span> <span class="o">=</span> <span class="n">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-401"><a href="#L-401"><span class="linenos">401</span></a>
+</span><span id="L-402"><a href="#L-402"><span class="linenos">402</span></a>        <span class="k">if</span> <span class="n">boolean</span><span class="p">:</span>
+</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a>            <span class="k">return</span> <span class="n">boolean</span>
+</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a>    <span class="k">elif</span> <span class="n">a</span><span class="o">.</span><span class="n">is_string</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">is_string</span><span class="p">:</span>
+</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a>        <span class="n">boolean</span> <span class="o">=</span> <span class="n">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
+</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a>
+</span><span id="L-407"><a href="#L-407"><span class="linenos">407</span></a>        <span class="k">if</span> <span class="n">boolean</span><span class="p">:</span>
+</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a>            <span class="k">return</span> <span class="n">boolean</span>
+</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">):</span>
+</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a>        <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="o">=</span> <span class="n">extract_date</span><span class="p">(</span><span class="n">a</span><span class="p">),</span> <span class="n">extract_interval</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
+</span><span id="L-411"><a href="#L-411"><span class="linenos">411</span></a>        <span class="k">if</span> <span class="n">a</span> <span class="ow">and</span> <span class="n">b</span><span class="p">:</span>
+</span><span id="L-412"><a href="#L-412"><span class="linenos">412</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">):</span>
+</span><span id="L-413"><a href="#L-413"><span class="linenos">413</span></a>                <span class="k">return</span> <span class="n">date_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">+</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-414"><a href="#L-414"><span class="linenos">414</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">):</span>
+</span><span id="L-415"><a href="#L-415"><span class="linenos">415</span></a>                <span class="k">return</span> <span class="n">date_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">-</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-416"><a href="#L-416"><span class="linenos">416</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">):</span>
+</span><span id="L-417"><a href="#L-417"><span class="linenos">417</span></a>        <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="o">=</span> <span class="n">extract_interval</span><span class="p">(</span><span class="n">a</span><span class="p">),</span> <span class="n">extract_date</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
+</span><span id="L-418"><a href="#L-418"><span class="linenos">418</span></a>        <span class="c1"># you cannot subtract a date from an interval</span>
+</span><span id="L-419"><a href="#L-419"><span class="linenos">419</span></a>        <span class="k">if</span> <span class="n">a</span> <span class="ow">and</span> <span class="n">b</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">):</span>
+</span><span id="L-420"><a href="#L-420"><span class="linenos">420</span></a>            <span class="k">return</span> <span class="n">date_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">+</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-421"><a href="#L-421"><span class="linenos">421</span></a>
+</span><span id="L-422"><a href="#L-422"><span class="linenos">422</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-423"><a href="#L-423"><span class="linenos">423</span></a>
+</span><span id="L-424"><a href="#L-424"><span class="linenos">424</span></a>
+</span><span id="L-425"><a href="#L-425"><span class="linenos">425</span></a><span class="k">def</span> <span class="nf">simplify_parens</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-426"><a href="#L-426"><span class="linenos">426</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
+</span><span id="L-427"><a href="#L-427"><span class="linenos">427</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-428"><a href="#L-428"><span class="linenos">428</span></a>
+</span><span id="L-429"><a href="#L-429"><span class="linenos">429</span></a>    <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-430"><a href="#L-430"><span class="linenos">430</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
 </span><span id="L-431"><a href="#L-431"><span class="linenos">431</span></a>
-</span><span id="L-432"><a href="#L-432"><span class="linenos">432</span></a>
-</span><span id="L-433"><a href="#L-433"><span class="linenos">433</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-434"><a href="#L-434"><span class="linenos">434</span></a>    <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
-</span><span id="L-435"><a href="#L-435"><span class="linenos">435</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="L-436"><a href="#L-436"><span class="linenos">436</span></a>            <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="L-437"><a href="#L-437"><span class="linenos">437</span></a>    <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
-</span><span id="L-438"><a href="#L-438"><span class="linenos">438</span></a>        <span class="k">if</span> <span class="p">(</span>
-</span><span id="L-439"><a href="#L-439"><span class="linenos">439</span></a>            <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
-</span><span id="L-440"><a href="#L-440"><span class="linenos">440</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
-</span><span id="L-441"><a href="#L-441"><span class="linenos">441</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
-</span><span id="L-442"><a href="#L-442"><span class="linenos">442</span></a>        <span class="p">):</span>
-</span><span id="L-443"><a href="#L-443"><span class="linenos">443</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="L-444"><a href="#L-444"><span class="linenos">444</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="L-445"><a href="#L-445"><span class="linenos">445</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
-</span><span id="L-446"><a href="#L-446"><span class="linenos">446</span></a>
-</span><span id="L-447"><a href="#L-447"><span class="linenos">447</span></a>
-</span><span id="L-448"><a href="#L-448"><span class="linenos">448</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="L-449"><a href="#L-449"><span class="linenos">449</span></a>    <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
-</span><span id="L-450"><a href="#L-450"><span class="linenos">450</span></a>        <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
-</span><span id="L-451"><a href="#L-451"><span class="linenos">451</span></a>    <span class="p">)</span>
-</span><span id="L-452"><a href="#L-452"><span class="linenos">452</span></a>
-</span><span id="L-453"><a href="#L-453"><span class="linenos">453</span></a>
-</span><span id="L-454"><a href="#L-454"><span class="linenos">454</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="L-455"><a href="#L-455"><span class="linenos">455</span></a>    <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
-</span><span id="L-456"><a href="#L-456"><span class="linenos">456</span></a>
-</span><span id="L-457"><a href="#L-457"><span class="linenos">457</span></a>
-</span><span id="L-458"><a href="#L-458"><span class="linenos">458</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
-</span><span id="L-459"><a href="#L-459"><span class="linenos">459</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
-</span><span id="L-460"><a href="#L-460"><span class="linenos">460</span></a>
+</span><span id="L-432"><a href="#L-432"><span class="linenos">432</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span>
+</span><span id="L-433"><a href="#L-433"><span class="linenos">433</span></a>        <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">))</span>
+</span><span id="L-434"><a href="#L-434"><span class="linenos">434</span></a>        <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">)</span>
+</span><span id="L-435"><a href="#L-435"><span class="linenos">435</span></a>        <span class="ow">or</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span>
+</span><span id="L-436"><a href="#L-436"><span class="linenos">436</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">))</span>
+</span><span id="L-437"><a href="#L-437"><span class="linenos">437</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">))</span>
+</span><span id="L-438"><a href="#L-438"><span class="linenos">438</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">))</span>
+</span><span id="L-439"><a href="#L-439"><span class="linenos">439</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">)))</span>
+</span><span id="L-440"><a href="#L-440"><span class="linenos">440</span></a>    <span class="p">):</span>
+</span><span id="L-441"><a href="#L-441"><span class="linenos">441</span></a>        <span class="k">return</span> <span class="n">this</span>
+</span><span id="L-442"><a href="#L-442"><span class="linenos">442</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-443"><a href="#L-443"><span class="linenos">443</span></a>
+</span><span id="L-444"><a href="#L-444"><span class="linenos">444</span></a>
+</span><span id="L-445"><a href="#L-445"><span class="linenos">445</span></a><span class="n">CONSTANTS</span> <span class="o">=</span> <span class="p">(</span>
+</span><span id="L-446"><a href="#L-446"><span class="linenos">446</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">,</span>
+</span><span id="L-447"><a href="#L-447"><span class="linenos">447</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">,</span>
+</span><span id="L-448"><a href="#L-448"><span class="linenos">448</span></a>    <span class="n">exp</span><span class="o">.</span><span class="n">Null</span><span class="p">,</span>
+</span><span id="L-449"><a href="#L-449"><span class="linenos">449</span></a><span class="p">)</span>
+</span><span id="L-450"><a href="#L-450"><span class="linenos">450</span></a>
+</span><span id="L-451"><a href="#L-451"><span class="linenos">451</span></a>
+</span><span id="L-452"><a href="#L-452"><span class="linenos">452</span></a><span class="k">def</span> <span class="nf">simplify_coalesce</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-453"><a href="#L-453"><span class="linenos">453</span></a>    <span class="c1"># COALESCE(x) -&gt; x</span>
+</span><span id="L-454"><a href="#L-454"><span class="linenos">454</span></a>    <span class="k">if</span> <span class="p">(</span>
+</span><span id="L-455"><a href="#L-455"><span class="linenos">455</span></a>        <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">)</span>
+</span><span id="L-456"><a href="#L-456"><span class="linenos">456</span></a>        <span class="ow">and</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span>
+</span><span id="L-457"><a href="#L-457"><span class="linenos">457</span></a>        <span class="c1"># COALESCE is also used as a Spark partitioning hint</span>
+</span><span id="L-458"><a href="#L-458"><span class="linenos">458</span></a>        <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">)</span>
+</span><span id="L-459"><a href="#L-459"><span class="linenos">459</span></a>    <span class="p">):</span>
+</span><span id="L-460"><a href="#L-460"><span class="linenos">460</span></a>        <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
 </span><span id="L-461"><a href="#L-461"><span class="linenos">461</span></a>
-</span><span id="L-462"><a href="#L-462"><span class="linenos">462</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
-</span><span id="L-463"><a href="#L-463"><span class="linenos">463</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
+</span><span id="L-462"><a href="#L-462"><span class="linenos">462</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">COMPARISONS</span><span class="p">):</span>
+</span><span id="L-463"><a href="#L-463"><span class="linenos">463</span></a>        <span class="k">return</span> <span class="n">expression</span>
 </span><span id="L-464"><a href="#L-464"><span class="linenos">464</span></a>
-</span><span id="L-465"><a href="#L-465"><span class="linenos">465</span></a>
-</span><span id="L-466"><a href="#L-466"><span class="linenos">466</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="L-467"><a href="#L-467"><span class="linenos">467</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
-</span><span id="L-468"><a href="#L-468"><span class="linenos">468</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-469"><a href="#L-469"><span class="linenos">469</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
-</span><span id="L-470"><a href="#L-470"><span class="linenos">470</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-471"><a href="#L-471"><span class="linenos">471</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
-</span><span id="L-472"><a href="#L-472"><span class="linenos">472</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-473"><a href="#L-473"><span class="linenos">473</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
-</span><span id="L-474"><a href="#L-474"><span class="linenos">474</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-475"><a href="#L-475"><span class="linenos">475</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
-</span><span id="L-476"><a href="#L-476"><span class="linenos">476</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-477"><a href="#L-477"><span class="linenos">477</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
-</span><span id="L-478"><a href="#L-478"><span class="linenos">478</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-479"><a href="#L-479"><span class="linenos">479</span></a>    <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-480"><a href="#L-480"><span class="linenos">480</span></a>
-</span><span id="L-481"><a href="#L-481"><span class="linenos">481</span></a>
-</span><span id="L-482"><a href="#L-482"><span class="linenos">482</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
-</span><span id="L-483"><a href="#L-483"><span class="linenos">483</span></a>    <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
-</span><span id="L-484"><a href="#L-484"><span class="linenos">484</span></a>    <span class="c1"># so in that case we can&#39;t extract the date.</span>
-</span><span id="L-485"><a href="#L-485"><span class="linenos">485</span></a>    <span class="k">try</span><span class="p">:</span>
-</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
-</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-488"><a href="#L-488"><span class="linenos">488</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
-</span><span id="L-489"><a href="#L-489"><span class="linenos">489</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-490"><a href="#L-490"><span class="linenos">490</span></a>    <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
-</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a>        <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a>
-</span><span id="L-493"><a href="#L-493"><span class="linenos">493</span></a>
-</span><span id="L-494"><a href="#L-494"><span class="linenos">494</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
-</span><span id="L-495"><a href="#L-495"><span class="linenos">495</span></a>    <span class="k">try</span><span class="p">:</span>
-</span><span id="L-496"><a href="#L-496"><span class="linenos">496</span></a>        <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span>  <span class="c1"># type: ignore</span>
-</span><span id="L-497"><a href="#L-497"><span class="linenos">497</span></a>    <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
-</span><span id="L-498"><a href="#L-498"><span class="linenos">498</span></a>        <span class="k">return</span> <span class="kc">None</span>
-</span><span id="L-499"><a href="#L-499"><span class="linenos">499</span></a>
-</span><span id="L-500"><a href="#L-500"><span class="linenos">500</span></a>    <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="L-501"><a href="#L-501"><span class="linenos">501</span></a>    <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
-</span><span id="L-502"><a href="#L-502"><span class="linenos">502</span></a>
-</span><span id="L-503"><a href="#L-503"><span class="linenos">503</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
-</span><span id="L-504"><a href="#L-504"><span class="linenos">504</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="L-505"><a href="#L-505"><span class="linenos">505</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
-</span><span id="L-506"><a href="#L-506"><span class="linenos">506</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="L-507"><a href="#L-507"><span class="linenos">507</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
-</span><span id="L-508"><a href="#L-508"><span class="linenos">508</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="L-509"><a href="#L-509"><span class="linenos">509</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
-</span><span id="L-510"><a href="#L-510"><span class="linenos">510</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="L-511"><a href="#L-511"><span class="linenos">511</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-465"><a href="#L-465"><span class="linenos">465</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">):</span>
+</span><span id="L-466"><a href="#L-466"><span class="linenos">466</span></a>        <span class="n">coalesce</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span>
+</span><span id="L-467"><a href="#L-467"><span class="linenos">467</span></a>        <span class="n">other</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span>
+</span><span id="L-468"><a href="#L-468"><span class="linenos">468</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">):</span>
+</span><span id="L-469"><a href="#L-469"><span class="linenos">469</span></a>        <span class="n">coalesce</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span>
+</span><span id="L-470"><a href="#L-470"><span class="linenos">470</span></a>        <span class="n">other</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span>
+</span><span id="L-471"><a href="#L-471"><span class="linenos">471</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="L-472"><a href="#L-472"><span class="linenos">472</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-473"><a href="#L-473"><span class="linenos">473</span></a>
+</span><span id="L-474"><a href="#L-474"><span class="linenos">474</span></a>    <span class="c1"># This transformation is valid for non-constants,</span>
+</span><span id="L-475"><a href="#L-475"><span class="linenos">475</span></a>    <span class="c1"># but it really only does anything if they are both constants.</span>
+</span><span id="L-476"><a href="#L-476"><span class="linenos">476</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">CONSTANTS</span><span class="p">):</span>
+</span><span id="L-477"><a href="#L-477"><span class="linenos">477</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-478"><a href="#L-478"><span class="linenos">478</span></a>
+</span><span id="L-479"><a href="#L-479"><span class="linenos">479</span></a>    <span class="c1"># Find the first constant arg</span>
+</span><span id="L-480"><a href="#L-480"><span class="linenos">480</span></a>    <span class="k">for</span> <span class="n">arg_index</span><span class="p">,</span> <span class="n">arg</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">coalesce</span><span class="o">.</span><span class="n">expressions</span><span class="p">):</span>
+</span><span id="L-481"><a href="#L-481"><span class="linenos">481</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">arg</span><span class="p">,</span> <span class="n">CONSTANTS</span><span class="p">):</span>
+</span><span id="L-482"><a href="#L-482"><span class="linenos">482</span></a>            <span class="k">break</span>
+</span><span id="L-483"><a href="#L-483"><span class="linenos">483</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="L-484"><a href="#L-484"><span class="linenos">484</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-485"><a href="#L-485"><span class="linenos">485</span></a>
+</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a>    <span class="n">coalesce</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">coalesce</span><span class="o">.</span><span class="n">expressions</span><span class="p">[:</span><span class="n">arg_index</span><span class="p">])</span>
+</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a>
+</span><span id="L-488"><a href="#L-488"><span class="linenos">488</span></a>    <span class="c1"># Remove the COALESCE function. This is an optimization, skipping a simplify iteration,</span>
+</span><span id="L-489"><a href="#L-489"><span class="linenos">489</span></a>    <span class="c1"># since we already remove COALESCE at the top of this function.</span>
+</span><span id="L-490"><a href="#L-490"><span class="linenos">490</span></a>    <span class="n">coalesce</span> <span class="o">=</span> <span class="n">coalesce</span> <span class="k">if</span> <span class="n">coalesce</span><span class="o">.</span><span class="n">expressions</span> <span class="k">else</span> <span class="n">coalesce</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a>
+</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a>    <span class="c1"># This expression is more complex than when we started, but it will get simplified further</span>
+</span><span id="L-493"><a href="#L-493"><span class="linenos">493</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">paren</span><span class="p">(</span>
+</span><span id="L-494"><a href="#L-494"><span class="linenos">494</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span>
+</span><span id="L-495"><a href="#L-495"><span class="linenos">495</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="L-496"><a href="#L-496"><span class="linenos">496</span></a>                <span class="n">coalesce</span><span class="o">.</span><span class="n">is_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">())</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="L-497"><a href="#L-497"><span class="linenos">497</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span>
+</span><span id="L-498"><a href="#L-498"><span class="linenos">498</span></a>                <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="L-499"><a href="#L-499"><span class="linenos">499</span></a>            <span class="p">),</span>
+</span><span id="L-500"><a href="#L-500"><span class="linenos">500</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="L-501"><a href="#L-501"><span class="linenos">501</span></a>                <span class="n">coalesce</span><span class="o">.</span><span class="n">is_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()),</span>
+</span><span id="L-502"><a href="#L-502"><span class="linenos">502</span></a>                <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">)(</span><span class="n">this</span><span class="o">=</span><span class="n">arg</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">other</span><span class="o">.</span><span class="n">copy</span><span class="p">()),</span>
+</span><span id="L-503"><a href="#L-503"><span class="linenos">503</span></a>                <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="L-504"><a href="#L-504"><span class="linenos">504</span></a>            <span class="p">),</span>
+</span><span id="L-505"><a href="#L-505"><span class="linenos">505</span></a>            <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="L-506"><a href="#L-506"><span class="linenos">506</span></a>        <span class="p">)</span>
+</span><span id="L-507"><a href="#L-507"><span class="linenos">507</span></a>    <span class="p">)</span>
+</span><span id="L-508"><a href="#L-508"><span class="linenos">508</span></a>
+</span><span id="L-509"><a href="#L-509"><span class="linenos">509</span></a>
+</span><span id="L-510"><a href="#L-510"><span class="linenos">510</span></a><span class="n">CONCATS</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DPipe</span><span class="p">)</span>
+</span><span id="L-511"><a href="#L-511"><span class="linenos">511</span></a><span class="n">SAFE_CONCATS</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">SafeDPipe</span><span class="p">)</span>
 </span><span id="L-512"><a href="#L-512"><span class="linenos">512</span></a>
 </span><span id="L-513"><a href="#L-513"><span class="linenos">513</span></a>
-</span><span id="L-514"><a href="#L-514"><span class="linenos">514</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
-</span><span id="L-515"><a href="#L-515"><span class="linenos">515</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
-</span><span id="L-516"><a href="#L-516"><span class="linenos">516</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
-</span><span id="L-517"><a href="#L-517"><span class="linenos">517</span></a>        <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
-</span><span id="L-518"><a href="#L-518"><span class="linenos">518</span></a>    <span class="p">)</span>
-</span><span id="L-519"><a href="#L-519"><span class="linenos">519</span></a>
-</span><span id="L-520"><a href="#L-520"><span class="linenos">520</span></a>
-</span><span id="L-521"><a href="#L-521"><span class="linenos">521</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
-</span><span id="L-522"><a href="#L-522"><span class="linenos">522</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="L-523"><a href="#L-523"><span class="linenos">523</span></a>
-</span><span id="L-524"><a href="#L-524"><span class="linenos">524</span></a>
-</span><span id="L-525"><a href="#L-525"><span class="linenos">525</span></a><span class="k">def</span> <span class="nf">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">simplifier</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="L-526"><a href="#L-526"><span class="linenos">526</span></a>    <span class="k">if</span> <span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">:</span>
-</span><span id="L-527"><a href="#L-527"><span class="linenos">527</span></a>        <span class="n">operands</span> <span class="o">=</span> <span class="p">[]</span>
-</span><span id="L-528"><a href="#L-528"><span class="linenos">528</span></a>        <span class="n">queue</span> <span class="o">=</span> <span class="n">deque</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(</span><span class="n">unnest</span><span class="o">=</span><span class="kc">False</span><span class="p">))</span>
-</span><span id="L-529"><a href="#L-529"><span class="linenos">529</span></a>        <span class="n">size</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">queue</span><span class="p">)</span>
-</span><span id="L-530"><a href="#L-530"><span class="linenos">530</span></a>
-</span><span id="L-531"><a href="#L-531"><span class="linenos">531</span></a>        <span class="k">while</span> <span class="n">queue</span><span class="p">:</span>
-</span><span id="L-532"><a href="#L-532"><span class="linenos">532</span></a>            <span class="n">a</span> <span class="o">=</span> <span class="n">queue</span><span class="o">.</span><span class="n">popleft</span><span class="p">()</span>
-</span><span id="L-533"><a href="#L-533"><span class="linenos">533</span></a>
-</span><span id="L-534"><a href="#L-534"><span class="linenos">534</span></a>            <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">queue</span><span class="p">:</span>
-</span><span id="L-535"><a href="#L-535"><span class="linenos">535</span></a>                <span class="n">result</span> <span class="o">=</span> <span class="n">simplifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="L-536"><a href="#L-536"><span class="linenos">536</span></a>
-</span><span id="L-537"><a href="#L-537"><span class="linenos">537</span></a>                <span class="k">if</span> <span class="n">result</span><span class="p">:</span>
-</span><span id="L-538"><a href="#L-538"><span class="linenos">538</span></a>                    <span class="n">queue</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
-</span><span id="L-539"><a href="#L-539"><span class="linenos">539</span></a>                    <span class="n">queue</span><span class="o">.</span><span class="n">appendleft</span><span class="p">(</span><span class="n">result</span><span class="p">)</span>
-</span><span id="L-540"><a href="#L-540"><span class="linenos">540</span></a>                    <span class="k">break</span>
-</span><span id="L-541"><a href="#L-541"><span class="linenos">541</span></a>            <span class="k">else</span><span class="p">:</span>
-</span><span id="L-542"><a href="#L-542"><span class="linenos">542</span></a>                <span class="n">operands</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
+</span><span id="L-514"><a href="#L-514"><span class="linenos">514</span></a><span class="k">def</span> <span class="nf">simplify_concat</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-515"><a href="#L-515"><span class="linenos">515</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;Reduces all groups that contain string literals by concatenating them.&quot;&quot;&quot;</span>
+</span><span id="L-516"><a href="#L-516"><span class="linenos">516</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">CONCATS</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">ConcatWs</span><span class="p">):</span>
+</span><span id="L-517"><a href="#L-517"><span class="linenos">517</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-518"><a href="#L-518"><span class="linenos">518</span></a>
+</span><span id="L-519"><a href="#L-519"><span class="linenos">519</span></a>    <span class="n">new_args</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-520"><a href="#L-520"><span class="linenos">520</span></a>    <span class="k">for</span> <span class="n">is_string_group</span><span class="p">,</span> <span class="n">group</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">groupby</span><span class="p">(</span>
+</span><span id="L-521"><a href="#L-521"><span class="linenos">521</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span> <span class="ow">or</span> <span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">e</span><span class="o">.</span><span class="n">is_string</span>
+</span><span id="L-522"><a href="#L-522"><span class="linenos">522</span></a>    <span class="p">):</span>
+</span><span id="L-523"><a href="#L-523"><span class="linenos">523</span></a>        <span class="k">if</span> <span class="n">is_string_group</span><span class="p">:</span>
+</span><span id="L-524"><a href="#L-524"><span class="linenos">524</span></a>            <span class="n">new_args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">string</span><span class="o">.</span><span class="n">name</span> <span class="k">for</span> <span class="n">string</span> <span class="ow">in</span> <span class="n">group</span><span class="p">)))</span>
+</span><span id="L-525"><a href="#L-525"><span class="linenos">525</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="L-526"><a href="#L-526"><span class="linenos">526</span></a>            <span class="n">new_args</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">group</span><span class="p">)</span>
+</span><span id="L-527"><a href="#L-527"><span class="linenos">527</span></a>
+</span><span id="L-528"><a href="#L-528"><span class="linenos">528</span></a>    <span class="c1"># Ensures we preserve the right concat type, i.e. whether it&#39;s &quot;safe&quot; or not</span>
+</span><span id="L-529"><a href="#L-529"><span class="linenos">529</span></a>    <span class="n">concat_type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">SAFE_CONCATS</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span>
+</span><span id="L-530"><a href="#L-530"><span class="linenos">530</span></a>    <span class="k">return</span> <span class="n">new_args</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">new_args</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span> <span class="k">else</span> <span class="n">concat_type</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">new_args</span><span class="p">)</span>
+</span><span id="L-531"><a href="#L-531"><span class="linenos">531</span></a>
+</span><span id="L-532"><a href="#L-532"><span class="linenos">532</span></a>
+</span><span id="L-533"><a href="#L-533"><span class="linenos">533</span></a><span class="c1"># CROSS joins result in an empty table if the right table is empty.</span>
+</span><span id="L-534"><a href="#L-534"><span class="linenos">534</span></a><span class="c1"># So we can only simplify certain types of joins to CROSS.</span>
+</span><span id="L-535"><a href="#L-535"><span class="linenos">535</span></a><span class="c1"># Or in other words, LEFT JOIN x ON TRUE != CROSS JOIN x</span>
+</span><span id="L-536"><a href="#L-536"><span class="linenos">536</span></a><span class="n">JOINS</span> <span class="o">=</span> <span class="p">{</span>
+</span><span id="L-537"><a href="#L-537"><span class="linenos">537</span></a>    <span class="p">(</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="s2">&quot;&quot;</span><span class="p">),</span>
+</span><span id="L-538"><a href="#L-538"><span class="linenos">538</span></a>    <span class="p">(</span><span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="s2">&quot;INNER&quot;</span><span class="p">),</span>
+</span><span id="L-539"><a href="#L-539"><span class="linenos">539</span></a>    <span class="p">(</span><span class="s2">&quot;RIGHT&quot;</span><span class="p">,</span> <span class="s2">&quot;&quot;</span><span class="p">),</span>
+</span><span id="L-540"><a href="#L-540"><span class="linenos">540</span></a>    <span class="p">(</span><span class="s2">&quot;RIGHT&quot;</span><span class="p">,</span> <span class="s2">&quot;OUTER&quot;</span><span class="p">),</span>
+</span><span id="L-541"><a href="#L-541"><span class="linenos">541</span></a><span class="p">}</span>
+</span><span id="L-542"><a href="#L-542"><span class="linenos">542</span></a>
 </span><span id="L-543"><a href="#L-543"><span class="linenos">543</span></a>
-</span><span id="L-544"><a href="#L-544"><span class="linenos">544</span></a>        <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">operands</span><span class="p">)</span> <span class="o">&lt;</span> <span class="n">size</span><span class="p">:</span>
-</span><span id="L-545"><a href="#L-545"><span class="linenos">545</span></a>            <span class="k">return</span> <span class="n">functools</span><span class="o">.</span><span class="n">reduce</span><span class="p">(</span>
-</span><span id="L-546"><a href="#L-546"><span class="linenos">546</span></a>                <span class="k">lambda</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">:</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">a</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">b</span><span class="p">),</span> <span class="n">operands</span>
-</span><span id="L-547"><a href="#L-547"><span class="linenos">547</span></a>            <span class="p">)</span>
-</span><span id="L-548"><a href="#L-548"><span class="linenos">548</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="L-544"><a href="#L-544"><span class="linenos">544</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-545"><a href="#L-545"><span class="linenos">545</span></a>    <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
+</span><span id="L-546"><a href="#L-546"><span class="linenos">546</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="L-547"><a href="#L-547"><span class="linenos">547</span></a>            <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-548"><a href="#L-548"><span class="linenos">548</span></a>    <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
+</span><span id="L-549"><a href="#L-549"><span class="linenos">549</span></a>        <span class="k">if</span> <span class="p">(</span>
+</span><span id="L-550"><a href="#L-550"><span class="linenos">550</span></a>            <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
+</span><span id="L-551"><a href="#L-551"><span class="linenos">551</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
+</span><span id="L-552"><a href="#L-552"><span class="linenos">552</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
+</span><span id="L-553"><a href="#L-553"><span class="linenos">553</span></a>            <span class="ow">and</span> <span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">side</span><span class="p">,</span> <span class="n">join</span><span class="o">.</span><span class="n">kind</span><span class="p">)</span> <span class="ow">in</span> <span class="n">JOINS</span>
+</span><span id="L-554"><a href="#L-554"><span class="linenos">554</span></a>        <span class="p">):</span>
+</span><span id="L-555"><a href="#L-555"><span class="linenos">555</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-556"><a href="#L-556"><span class="linenos">556</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="L-557"><a href="#L-557"><span class="linenos">557</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
+</span><span id="L-558"><a href="#L-558"><span class="linenos">558</span></a>
+</span><span id="L-559"><a href="#L-559"><span class="linenos">559</span></a>
+</span><span id="L-560"><a href="#L-560"><span class="linenos">560</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="L-561"><a href="#L-561"><span class="linenos">561</span></a>    <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
+</span><span id="L-562"><a href="#L-562"><span class="linenos">562</span></a>        <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
+</span><span id="L-563"><a href="#L-563"><span class="linenos">563</span></a>    <span class="p">)</span>
+</span><span id="L-564"><a href="#L-564"><span class="linenos">564</span></a>
+</span><span id="L-565"><a href="#L-565"><span class="linenos">565</span></a>
+</span><span id="L-566"><a href="#L-566"><span class="linenos">566</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="L-567"><a href="#L-567"><span class="linenos">567</span></a>    <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
+</span><span id="L-568"><a href="#L-568"><span class="linenos">568</span></a>
+</span><span id="L-569"><a href="#L-569"><span class="linenos">569</span></a>
+</span><span id="L-570"><a href="#L-570"><span class="linenos">570</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
+</span><span id="L-571"><a href="#L-571"><span class="linenos">571</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
+</span><span id="L-572"><a href="#L-572"><span class="linenos">572</span></a>
+</span><span id="L-573"><a href="#L-573"><span class="linenos">573</span></a>
+</span><span id="L-574"><a href="#L-574"><span class="linenos">574</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
+</span><span id="L-575"><a href="#L-575"><span class="linenos">575</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
+</span><span id="L-576"><a href="#L-576"><span class="linenos">576</span></a>
+</span><span id="L-577"><a href="#L-577"><span class="linenos">577</span></a>
+</span><span id="L-578"><a href="#L-578"><span class="linenos">578</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="L-579"><a href="#L-579"><span class="linenos">579</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
+</span><span id="L-580"><a href="#L-580"><span class="linenos">580</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-581"><a href="#L-581"><span class="linenos">581</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
+</span><span id="L-582"><a href="#L-582"><span class="linenos">582</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-583"><a href="#L-583"><span class="linenos">583</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
+</span><span id="L-584"><a href="#L-584"><span class="linenos">584</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-585"><a href="#L-585"><span class="linenos">585</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
+</span><span id="L-586"><a href="#L-586"><span class="linenos">586</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-587"><a href="#L-587"><span class="linenos">587</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
+</span><span id="L-588"><a href="#L-588"><span class="linenos">588</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-589"><a href="#L-589"><span class="linenos">589</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
+</span><span id="L-590"><a href="#L-590"><span class="linenos">590</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-591"><a href="#L-591"><span class="linenos">591</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-592"><a href="#L-592"><span class="linenos">592</span></a>
+</span><span id="L-593"><a href="#L-593"><span class="linenos">593</span></a>
+</span><span id="L-594"><a href="#L-594"><span class="linenos">594</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
+</span><span id="L-595"><a href="#L-595"><span class="linenos">595</span></a>    <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
+</span><span id="L-596"><a href="#L-596"><span class="linenos">596</span></a>    <span class="c1"># so in that case we can&#39;t extract the date.</span>
+</span><span id="L-597"><a href="#L-597"><span class="linenos">597</span></a>    <span class="k">try</span><span class="p">:</span>
+</span><span id="L-598"><a href="#L-598"><span class="linenos">598</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
+</span><span id="L-599"><a href="#L-599"><span class="linenos">599</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-600"><a href="#L-600"><span class="linenos">600</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
+</span><span id="L-601"><a href="#L-601"><span class="linenos">601</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-602"><a href="#L-602"><span class="linenos">602</span></a>    <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
+</span><span id="L-603"><a href="#L-603"><span class="linenos">603</span></a>        <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-604"><a href="#L-604"><span class="linenos">604</span></a>
+</span><span id="L-605"><a href="#L-605"><span class="linenos">605</span></a>
+</span><span id="L-606"><a href="#L-606"><span class="linenos">606</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
+</span><span id="L-607"><a href="#L-607"><span class="linenos">607</span></a>    <span class="k">try</span><span class="p">:</span>
+</span><span id="L-608"><a href="#L-608"><span class="linenos">608</span></a>        <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span>  <span class="c1"># type: ignore</span>
+</span><span id="L-609"><a href="#L-609"><span class="linenos">609</span></a>    <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
+</span><span id="L-610"><a href="#L-610"><span class="linenos">610</span></a>        <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-611"><a href="#L-611"><span class="linenos">611</span></a>
+</span><span id="L-612"><a href="#L-612"><span class="linenos">612</span></a>    <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="L-613"><a href="#L-613"><span class="linenos">613</span></a>    <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
+</span><span id="L-614"><a href="#L-614"><span class="linenos">614</span></a>
+</span><span id="L-615"><a href="#L-615"><span class="linenos">615</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
+</span><span id="L-616"><a href="#L-616"><span class="linenos">616</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="L-617"><a href="#L-617"><span class="linenos">617</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
+</span><span id="L-618"><a href="#L-618"><span class="linenos">618</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="L-619"><a href="#L-619"><span class="linenos">619</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
+</span><span id="L-620"><a href="#L-620"><span class="linenos">620</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="L-621"><a href="#L-621"><span class="linenos">621</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
+</span><span id="L-622"><a href="#L-622"><span class="linenos">622</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="L-623"><a href="#L-623"><span class="linenos">623</span></a>    <span class="k">return</span> <span class="kc">None</span>
+</span><span id="L-624"><a href="#L-624"><span class="linenos">624</span></a>
+</span><span id="L-625"><a href="#L-625"><span class="linenos">625</span></a>
+</span><span id="L-626"><a href="#L-626"><span class="linenos">626</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
+</span><span id="L-627"><a href="#L-627"><span class="linenos">627</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
+</span><span id="L-628"><a href="#L-628"><span class="linenos">628</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
+</span><span id="L-629"><a href="#L-629"><span class="linenos">629</span></a>        <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
+</span><span id="L-630"><a href="#L-630"><span class="linenos">630</span></a>    <span class="p">)</span>
+</span><span id="L-631"><a href="#L-631"><span class="linenos">631</span></a>
+</span><span id="L-632"><a href="#L-632"><span class="linenos">632</span></a>
+</span><span id="L-633"><a href="#L-633"><span class="linenos">633</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
+</span><span id="L-634"><a href="#L-634"><span class="linenos">634</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="L-635"><a href="#L-635"><span class="linenos">635</span></a>
+</span><span id="L-636"><a href="#L-636"><span class="linenos">636</span></a>
+</span><span id="L-637"><a href="#L-637"><span class="linenos">637</span></a><span class="k">def</span> <span class="nf">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">simplifier</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="L-638"><a href="#L-638"><span class="linenos">638</span></a>    <span class="k">if</span> <span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">:</span>
+</span><span id="L-639"><a href="#L-639"><span class="linenos">639</span></a>        <span class="n">operands</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="L-640"><a href="#L-640"><span class="linenos">640</span></a>        <span class="n">queue</span> <span class="o">=</span> <span class="n">deque</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(</span><span class="n">unnest</span><span class="o">=</span><span class="kc">False</span><span class="p">))</span>
+</span><span id="L-641"><a href="#L-641"><span class="linenos">641</span></a>        <span class="n">size</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">queue</span><span class="p">)</span>
+</span><span id="L-642"><a href="#L-642"><span class="linenos">642</span></a>
+</span><span id="L-643"><a href="#L-643"><span class="linenos">643</span></a>        <span class="k">while</span> <span class="n">queue</span><span class="p">:</span>
+</span><span id="L-644"><a href="#L-644"><span class="linenos">644</span></a>            <span class="n">a</span> <span class="o">=</span> <span class="n">queue</span><span class="o">.</span><span class="n">popleft</span><span class="p">()</span>
+</span><span id="L-645"><a href="#L-645"><span class="linenos">645</span></a>
+</span><span id="L-646"><a href="#L-646"><span class="linenos">646</span></a>            <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">queue</span><span class="p">:</span>
+</span><span id="L-647"><a href="#L-647"><span class="linenos">647</span></a>                <span class="n">result</span> <span class="o">=</span> <span class="n">simplifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="L-648"><a href="#L-648"><span class="linenos">648</span></a>
+</span><span id="L-649"><a href="#L-649"><span class="linenos">649</span></a>                <span class="k">if</span> <span class="n">result</span> <span class="ow">and</span> <span class="n">result</span> <span class="ow">is</span> <span class="ow">not</span> <span class="n">expression</span><span class="p">:</span>
+</span><span id="L-650"><a href="#L-650"><span class="linenos">650</span></a>                    <span class="n">queue</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
+</span><span id="L-651"><a href="#L-651"><span class="linenos">651</span></a>                    <span class="n">queue</span><span class="o">.</span><span class="n">appendleft</span><span class="p">(</span><span class="n">result</span><span class="p">)</span>
+</span><span id="L-652"><a href="#L-652"><span class="linenos">652</span></a>                    <span class="k">break</span>
+</span><span id="L-653"><a href="#L-653"><span class="linenos">653</span></a>            <span class="k">else</span><span class="p">:</span>
+</span><span id="L-654"><a href="#L-654"><span class="linenos">654</span></a>                <span class="n">operands</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
+</span><span id="L-655"><a href="#L-655"><span class="linenos">655</span></a>
+</span><span id="L-656"><a href="#L-656"><span class="linenos">656</span></a>        <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">operands</span><span class="p">)</span> <span class="o">&lt;</span> <span class="n">size</span><span class="p">:</span>
+</span><span id="L-657"><a href="#L-657"><span class="linenos">657</span></a>            <span class="k">return</span> <span class="n">functools</span><span class="o">.</span><span class="n">reduce</span><span class="p">(</span>
+</span><span id="L-658"><a href="#L-658"><span class="linenos">658</span></a>                <span class="k">lambda</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">:</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">a</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">b</span><span class="p">),</span> <span class="n">operands</span>
+</span><span id="L-659"><a href="#L-659"><span class="linenos">659</span></a>            <span class="p">)</span>
+</span><span id="L-660"><a href="#L-660"><span class="linenos">660</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -745,25 +875,34 @@
 </span><span id="simplify-55"><a href="#simplify-55"><span class="linenos">55</span></a>    <span class="k">def</span> <span class="nf">_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
 </span><span id="simplify-56"><a href="#simplify-56"><span class="linenos">56</span></a>        <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">meta</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">FINAL</span><span class="p">):</span>
 </span><span id="simplify-57"><a href="#simplify-57"><span class="linenos">57</span></a>            <span class="k">return</span> <span class="n">expression</span>
-</span><span id="simplify-58"><a href="#simplify-58"><span class="linenos">58</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">expression</span>
-</span><span id="simplify-59"><a href="#simplify-59"><span class="linenos">59</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">rewrite_between</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="simplify-60"><a href="#simplify-60"><span class="linenos">60</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">uniq_sort</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify-61"><a href="#simplify-61"><span class="linenos">61</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">absorb_and_eliminate</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify-62"><a href="#simplify-62"><span class="linenos">62</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_simplify</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="kc">False</span><span class="p">))</span>
-</span><span id="simplify-63"><a href="#simplify-63"><span class="linenos">63</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_not</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="simplify-64"><a href="#simplify-64"><span class="linenos">64</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">flatten</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="simplify-65"><a href="#simplify-65"><span class="linenos">65</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_connectors</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify-66"><a href="#simplify-66"><span class="linenos">66</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">remove_compliments</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify-67"><a href="#simplify-67"><span class="linenos">67</span></a>        <span class="n">node</span><span class="o">.</span><span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="simplify-68"><a href="#simplify-68"><span class="linenos">68</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_literals</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify-69"><a href="#simplify-69"><span class="linenos">69</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_parens</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="simplify-70"><a href="#simplify-70"><span class="linenos">70</span></a>        <span class="k">if</span> <span class="n">root</span><span class="p">:</span>
-</span><span id="simplify-71"><a href="#simplify-71"><span class="linenos">71</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
-</span><span id="simplify-72"><a href="#simplify-72"><span class="linenos">72</span></a>        <span class="k">return</span> <span class="n">node</span>
-</span><span id="simplify-73"><a href="#simplify-73"><span class="linenos">73</span></a>
-</span><span id="simplify-74"><a href="#simplify-74"><span class="linenos">74</span></a>    <span class="n">expression</span> <span class="o">=</span> <span class="n">while_changing</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify</span><span class="p">)</span>
-</span><span id="simplify-75"><a href="#simplify-75"><span class="linenos">75</span></a>    <span class="n">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
-</span><span id="simplify-76"><a href="#simplify-76"><span class="linenos">76</span></a>    <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify-58"><a href="#simplify-58"><span class="linenos">58</span></a>
+</span><span id="simplify-59"><a href="#simplify-59"><span class="linenos">59</span></a>        <span class="c1"># Pre-order transformations</span>
+</span><span id="simplify-60"><a href="#simplify-60"><span class="linenos">60</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">expression</span>
+</span><span id="simplify-61"><a href="#simplify-61"><span class="linenos">61</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">rewrite_between</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-62"><a href="#simplify-62"><span class="linenos">62</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">uniq_sort</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify-63"><a href="#simplify-63"><span class="linenos">63</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">absorb_and_eliminate</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify-64"><a href="#simplify-64"><span class="linenos">64</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_concat</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-65"><a href="#simplify-65"><span class="linenos">65</span></a>
+</span><span id="simplify-66"><a href="#simplify-66"><span class="linenos">66</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_simplify</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="kc">False</span><span class="p">))</span>
+</span><span id="simplify-67"><a href="#simplify-67"><span class="linenos">67</span></a>
+</span><span id="simplify-68"><a href="#simplify-68"><span class="linenos">68</span></a>        <span class="c1"># Post-order transformations</span>
+</span><span id="simplify-69"><a href="#simplify-69"><span class="linenos">69</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_not</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-70"><a href="#simplify-70"><span class="linenos">70</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">flatten</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-71"><a href="#simplify-71"><span class="linenos">71</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_connectors</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify-72"><a href="#simplify-72"><span class="linenos">72</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">remove_compliments</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify-73"><a href="#simplify-73"><span class="linenos">73</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_coalesce</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-74"><a href="#simplify-74"><span class="linenos">74</span></a>        <span class="n">node</span><span class="o">.</span><span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
+</span><span id="simplify-75"><a href="#simplify-75"><span class="linenos">75</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_literals</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify-76"><a href="#simplify-76"><span class="linenos">76</span></a>        <span class="n">node</span> <span class="o">=</span> <span class="n">simplify_parens</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-77"><a href="#simplify-77"><span class="linenos">77</span></a>
+</span><span id="simplify-78"><a href="#simplify-78"><span class="linenos">78</span></a>        <span class="k">if</span> <span class="n">root</span><span class="p">:</span>
+</span><span id="simplify-79"><a href="#simplify-79"><span class="linenos">79</span></a>            <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
+</span><span id="simplify-80"><a href="#simplify-80"><span class="linenos">80</span></a>
+</span><span id="simplify-81"><a href="#simplify-81"><span class="linenos">81</span></a>        <span class="k">return</span> <span class="n">node</span>
+</span><span id="simplify-82"><a href="#simplify-82"><span class="linenos">82</span></a>
+</span><span id="simplify-83"><a href="#simplify-83"><span class="linenos">83</span></a>    <span class="n">expression</span> <span class="o">=</span> <span class="n">while_changing</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify</span><span class="p">)</span>
+</span><span id="simplify-84"><a href="#simplify-84"><span class="linenos">84</span></a>    <span class="n">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
+</span><span id="simplify-85"><a href="#simplify-85"><span class="linenos">85</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -807,18 +946,18 @@
 
     </div>
     <a class="headerlink" href="#rewrite_between"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="rewrite_between-79"><a href="#rewrite_between-79"><span class="linenos">79</span></a><span class="k">def</span> <span class="nf">rewrite_between</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
-</span><span id="rewrite_between-80"><a href="#rewrite_between-80"><span class="linenos">80</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;Rewrite x between y and z to x &gt;= y AND x &lt;= z.</span>
-</span><span id="rewrite_between-81"><a href="#rewrite_between-81"><span class="linenos">81</span></a>
-</span><span id="rewrite_between-82"><a href="#rewrite_between-82"><span class="linenos">82</span></a><span class="sd">    This is done because comparison simplification is only done on lt/lte/gt/gte.</span>
-</span><span id="rewrite_between-83"><a href="#rewrite_between-83"><span class="linenos">83</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="rewrite_between-84"><a href="#rewrite_between-84"><span class="linenos">84</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Between</span><span class="p">):</span>
-</span><span id="rewrite_between-85"><a href="#rewrite_between-85"><span class="linenos">85</span></a>        <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
-</span><span id="rewrite_between-86"><a href="#rewrite_between-86"><span class="linenos">86</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;low&quot;</span><span class="p">]),</span>
-</span><span id="rewrite_between-87"><a href="#rewrite_between-87"><span class="linenos">87</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;high&quot;</span><span class="p">]),</span>
-</span><span id="rewrite_between-88"><a href="#rewrite_between-88"><span class="linenos">88</span></a>            <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
-</span><span id="rewrite_between-89"><a href="#rewrite_between-89"><span class="linenos">89</span></a>        <span class="p">)</span>
-</span><span id="rewrite_between-90"><a href="#rewrite_between-90"><span class="linenos">90</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="rewrite_between-88"><a href="#rewrite_between-88"><span class="linenos">88</span></a><span class="k">def</span> <span class="nf">rewrite_between</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
+</span><span id="rewrite_between-89"><a href="#rewrite_between-89"><span class="linenos">89</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;Rewrite x between y and z to x &gt;= y AND x &lt;= z.</span>
+</span><span id="rewrite_between-90"><a href="#rewrite_between-90"><span class="linenos">90</span></a>
+</span><span id="rewrite_between-91"><a href="#rewrite_between-91"><span class="linenos">91</span></a><span class="sd">    This is done because comparison simplification is only done on lt/lte/gt/gte.</span>
+</span><span id="rewrite_between-92"><a href="#rewrite_between-92"><span class="linenos">92</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="rewrite_between-93"><a href="#rewrite_between-93"><span class="linenos">93</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Between</span><span class="p">):</span>
+</span><span id="rewrite_between-94"><a href="#rewrite_between-94"><span class="linenos">94</span></a>        <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="rewrite_between-95"><a href="#rewrite_between-95"><span class="linenos">95</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;low&quot;</span><span class="p">]),</span>
+</span><span id="rewrite_between-96"><a href="#rewrite_between-96"><span class="linenos">96</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;high&quot;</span><span class="p">]),</span>
+</span><span id="rewrite_between-97"><a href="#rewrite_between-97"><span class="linenos">97</span></a>            <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="rewrite_between-98"><a href="#rewrite_between-98"><span class="linenos">98</span></a>        <span class="p">)</span>
+</span><span id="rewrite_between-99"><a href="#rewrite_between-99"><span class="linenos">99</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -840,40 +979,40 @@
 
     </div>
     <a class="headerlink" href="#simplify_not"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_not-93"><a href="#simplify_not-93"><span class="linenos"> 93</span></a><span class="k">def</span> <span class="nf">simplify_not</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="simplify_not-94"><a href="#simplify_not-94"><span class="linenos"> 94</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="simplify_not-95"><a href="#simplify_not-95"><span class="linenos"> 95</span></a><span class="sd">    Demorgan&#39;s Law</span>
-</span><span id="simplify_not-96"><a href="#simplify_not-96"><span class="linenos"> 96</span></a><span class="sd">    NOT (x OR y) -&gt; NOT x AND NOT y</span>
-</span><span id="simplify_not-97"><a href="#simplify_not-97"><span class="linenos"> 97</span></a><span class="sd">    NOT (x AND y) -&gt; NOT x OR NOT y</span>
-</span><span id="simplify_not-98"><a href="#simplify_not-98"><span class="linenos"> 98</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="simplify_not-99"><a href="#simplify_not-99"><span class="linenos"> 99</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
-</span><span id="simplify_not-100"><a href="#simplify_not-100"><span class="linenos">100</span></a>        <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="simplify_not-101"><a href="#simplify_not-101"><span class="linenos">101</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="simplify_not-102"><a href="#simplify_not-102"><span class="linenos">102</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
-</span><span id="simplify_not-103"><a href="#simplify_not-103"><span class="linenos">103</span></a>            <span class="n">condition</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
-</span><span id="simplify_not-104"><a href="#simplify_not-104"><span class="linenos">104</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
-</span><span id="simplify_not-105"><a href="#simplify_not-105"><span class="linenos">105</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span>
-</span><span id="simplify_not-106"><a href="#simplify_not-106"><span class="linenos">106</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="simplify_not-107"><a href="#simplify_not-107"><span class="linenos">107</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="simplify_not-108"><a href="#simplify_not-108"><span class="linenos">108</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
-</span><span id="simplify_not-109"><a href="#simplify_not-109"><span class="linenos">109</span></a>                <span class="p">)</span>
-</span><span id="simplify_not-110"><a href="#simplify_not-110"><span class="linenos">110</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
-</span><span id="simplify_not-111"><a href="#simplify_not-111"><span class="linenos">111</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
-</span><span id="simplify_not-112"><a href="#simplify_not-112"><span class="linenos">112</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="simplify_not-113"><a href="#simplify_not-113"><span class="linenos">113</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
-</span><span id="simplify_not-114"><a href="#simplify_not-114"><span class="linenos">114</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
-</span><span id="simplify_not-115"><a href="#simplify_not-115"><span class="linenos">115</span></a>                <span class="p">)</span>
-</span><span id="simplify_not-116"><a href="#simplify_not-116"><span class="linenos">116</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
-</span><span id="simplify_not-117"><a href="#simplify_not-117"><span class="linenos">117</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="simplify_not-118"><a href="#simplify_not-118"><span class="linenos">118</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="simplify_not-119"><a href="#simplify_not-119"><span class="linenos">119</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="simplify_not-120"><a href="#simplify_not-120"><span class="linenos">120</span></a>        <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="simplify_not-121"><a href="#simplify_not-121"><span class="linenos">121</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="simplify_not-122"><a href="#simplify_not-122"><span class="linenos">122</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
-</span><span id="simplify_not-123"><a href="#simplify_not-123"><span class="linenos">123</span></a>            <span class="c1"># double negation</span>
-</span><span id="simplify_not-124"><a href="#simplify_not-124"><span class="linenos">124</span></a>            <span class="c1"># NOT NOT x -&gt; x</span>
-</span><span id="simplify_not-125"><a href="#simplify_not-125"><span class="linenos">125</span></a>            <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
-</span><span id="simplify_not-126"><a href="#simplify_not-126"><span class="linenos">126</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_not-102"><a href="#simplify_not-102"><span class="linenos">102</span></a><span class="k">def</span> <span class="nf">simplify_not</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="simplify_not-103"><a href="#simplify_not-103"><span class="linenos">103</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="simplify_not-104"><a href="#simplify_not-104"><span class="linenos">104</span></a><span class="sd">    Demorgan&#39;s Law</span>
+</span><span id="simplify_not-105"><a href="#simplify_not-105"><span class="linenos">105</span></a><span class="sd">    NOT (x OR y) -&gt; NOT x AND NOT y</span>
+</span><span id="simplify_not-106"><a href="#simplify_not-106"><span class="linenos">106</span></a><span class="sd">    NOT (x AND y) -&gt; NOT x OR NOT y</span>
+</span><span id="simplify_not-107"><a href="#simplify_not-107"><span class="linenos">107</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="simplify_not-108"><a href="#simplify_not-108"><span class="linenos">108</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
+</span><span id="simplify_not-109"><a href="#simplify_not-109"><span class="linenos">109</span></a>        <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="simplify_not-110"><a href="#simplify_not-110"><span class="linenos">110</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="simplify_not-111"><a href="#simplify_not-111"><span class="linenos">111</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
+</span><span id="simplify_not-112"><a href="#simplify_not-112"><span class="linenos">112</span></a>            <span class="n">condition</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
+</span><span id="simplify_not-113"><a href="#simplify_not-113"><span class="linenos">113</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
+</span><span id="simplify_not-114"><a href="#simplify_not-114"><span class="linenos">114</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span>
+</span><span id="simplify_not-115"><a href="#simplify_not-115"><span class="linenos">115</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="simplify_not-116"><a href="#simplify_not-116"><span class="linenos">116</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="simplify_not-117"><a href="#simplify_not-117"><span class="linenos">117</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="simplify_not-118"><a href="#simplify_not-118"><span class="linenos">118</span></a>                <span class="p">)</span>
+</span><span id="simplify_not-119"><a href="#simplify_not-119"><span class="linenos">119</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
+</span><span id="simplify_not-120"><a href="#simplify_not-120"><span class="linenos">120</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="simplify_not-121"><a href="#simplify_not-121"><span class="linenos">121</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="simplify_not-122"><a href="#simplify_not-122"><span class="linenos">122</span></a>                    <span class="n">exp</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">condition</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="simplify_not-123"><a href="#simplify_not-123"><span class="linenos">123</span></a>                    <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="simplify_not-124"><a href="#simplify_not-124"><span class="linenos">124</span></a>                <span class="p">)</span>
+</span><span id="simplify_not-125"><a href="#simplify_not-125"><span class="linenos">125</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
+</span><span id="simplify_not-126"><a href="#simplify_not-126"><span class="linenos">126</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="simplify_not-127"><a href="#simplify_not-127"><span class="linenos">127</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="simplify_not-128"><a href="#simplify_not-128"><span class="linenos">128</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="simplify_not-129"><a href="#simplify_not-129"><span class="linenos">129</span></a>        <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="simplify_not-130"><a href="#simplify_not-130"><span class="linenos">130</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="simplify_not-131"><a href="#simplify_not-131"><span class="linenos">131</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">):</span>
+</span><span id="simplify_not-132"><a href="#simplify_not-132"><span class="linenos">132</span></a>            <span class="c1"># double negation</span>
+</span><span id="simplify_not-133"><a href="#simplify_not-133"><span class="linenos">133</span></a>            <span class="c1"># NOT NOT x -&gt; x</span>
+</span><span id="simplify_not-134"><a href="#simplify_not-134"><span class="linenos">134</span></a>            <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
+</span><span id="simplify_not-135"><a href="#simplify_not-135"><span class="linenos">135</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -895,17 +1034,17 @@ NOT (x AND y) -> NOT x OR NOT y</p>
 
     </div>
     <a class="headerlink" href="#flatten"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="flatten-129"><a href="#flatten-129"><span class="linenos">129</span></a><span class="k">def</span> <span class="nf">flatten</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="flatten-130"><a href="#flatten-130"><span class="linenos">130</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="flatten-131"><a href="#flatten-131"><span class="linenos">131</span></a><span class="sd">    A AND (B AND C) -&gt; A AND B AND C</span>
-</span><span id="flatten-132"><a href="#flatten-132"><span class="linenos">132</span></a><span class="sd">    A OR (B OR C) -&gt; A OR B OR C</span>
-</span><span id="flatten-133"><a href="#flatten-133"><span class="linenos">133</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="flatten-134"><a href="#flatten-134"><span class="linenos">134</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="flatten-135"><a href="#flatten-135"><span class="linenos">135</span></a>        <span class="k">for</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
-</span><span id="flatten-136"><a href="#flatten-136"><span class="linenos">136</span></a>            <span class="n">child</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
-</span><span id="flatten-137"><a href="#flatten-137"><span class="linenos">137</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">child</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">):</span>
-</span><span id="flatten-138"><a href="#flatten-138"><span class="linenos">138</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">child</span><span class="p">)</span>
-</span><span id="flatten-139"><a href="#flatten-139"><span class="linenos">139</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="flatten-138"><a href="#flatten-138"><span class="linenos">138</span></a><span class="k">def</span> <span class="nf">flatten</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="flatten-139"><a href="#flatten-139"><span class="linenos">139</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="flatten-140"><a href="#flatten-140"><span class="linenos">140</span></a><span class="sd">    A AND (B AND C) -&gt; A AND B AND C</span>
+</span><span id="flatten-141"><a href="#flatten-141"><span class="linenos">141</span></a><span class="sd">    A OR (B OR C) -&gt; A OR B OR C</span>
+</span><span id="flatten-142"><a href="#flatten-142"><span class="linenos">142</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="flatten-143"><a href="#flatten-143"><span class="linenos">143</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="flatten-144"><a href="#flatten-144"><span class="linenos">144</span></a>        <span class="k">for</span> <span class="n">node</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
+</span><span id="flatten-145"><a href="#flatten-145"><span class="linenos">145</span></a>            <span class="n">child</span> <span class="o">=</span> <span class="n">node</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
+</span><span id="flatten-146"><a href="#flatten-146"><span class="linenos">146</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">child</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">):</span>
+</span><span id="flatten-147"><a href="#flatten-147"><span class="linenos">147</span></a>                <span class="n">node</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">child</span><span class="p">)</span>
+</span><span id="flatten-148"><a href="#flatten-148"><span class="linenos">148</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -926,42 +1065,42 @@ A OR (B OR C) -> A OR B OR C</p>
 
     </div>
     <a class="headerlink" href="#simplify_connectors"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_connectors-142"><a href="#simplify_connectors-142"><span class="linenos">142</span></a><span class="k">def</span> <span class="nf">simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="simplify_connectors-143"><a href="#simplify_connectors-143"><span class="linenos">143</span></a>    <span class="k">def</span> <span class="nf">_simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-144"><a href="#simplify_connectors-144"><span class="linenos">144</span></a>        <span class="k">if</span> <span class="n">left</span> <span class="o">==</span> <span class="n">right</span><span class="p">:</span>
-</span><span id="simplify_connectors-145"><a href="#simplify_connectors-145"><span class="linenos">145</span></a>            <span class="k">return</span> <span class="n">left</span>
-</span><span id="simplify_connectors-146"><a href="#simplify_connectors-146"><span class="linenos">146</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
-</span><span id="simplify_connectors-147"><a href="#simplify_connectors-147"><span class="linenos">147</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-148"><a href="#simplify_connectors-148"><span class="linenos">148</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="simplify_connectors-149"><a href="#simplify_connectors-149"><span class="linenos">149</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-150"><a href="#simplify_connectors-150"><span class="linenos">150</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="simplify_connectors-151"><a href="#simplify_connectors-151"><span class="linenos">151</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-152"><a href="#simplify_connectors-152"><span class="linenos">152</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="simplify_connectors-153"><a href="#simplify_connectors-153"><span class="linenos">153</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
-</span><span id="simplify_connectors-154"><a href="#simplify_connectors-154"><span class="linenos">154</span></a>                <span class="k">return</span> <span class="n">right</span>
-</span><span id="simplify_connectors-155"><a href="#simplify_connectors-155"><span class="linenos">155</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-156"><a href="#simplify_connectors-156"><span class="linenos">156</span></a>                <span class="k">return</span> <span class="n">left</span>
-</span><span id="simplify_connectors-157"><a href="#simplify_connectors-157"><span class="linenos">157</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">)</span>
-</span><span id="simplify_connectors-158"><a href="#simplify_connectors-158"><span class="linenos">158</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
-</span><span id="simplify_connectors-159"><a href="#simplify_connectors-159"><span class="linenos">159</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-160"><a href="#simplify_connectors-160"><span class="linenos">160</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="simplify_connectors-161"><a href="#simplify_connectors-161"><span class="linenos">161</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-162"><a href="#simplify_connectors-162"><span class="linenos">162</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
-</span><span id="simplify_connectors-163"><a href="#simplify_connectors-163"><span class="linenos">163</span></a>            <span class="k">if</span> <span class="p">(</span>
-</span><span id="simplify_connectors-164"><a href="#simplify_connectors-164"><span class="linenos">164</span></a>                <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
-</span><span id="simplify_connectors-165"><a href="#simplify_connectors-165"><span class="linenos">165</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
-</span><span id="simplify_connectors-166"><a href="#simplify_connectors-166"><span class="linenos">166</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
-</span><span id="simplify_connectors-167"><a href="#simplify_connectors-167"><span class="linenos">167</span></a>            <span class="p">):</span>
-</span><span id="simplify_connectors-168"><a href="#simplify_connectors-168"><span class="linenos">168</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
-</span><span id="simplify_connectors-169"><a href="#simplify_connectors-169"><span class="linenos">169</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
-</span><span id="simplify_connectors-170"><a href="#simplify_connectors-170"><span class="linenos">170</span></a>                <span class="k">return</span> <span class="n">right</span>
-</span><span id="simplify_connectors-171"><a href="#simplify_connectors-171"><span class="linenos">171</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
-</span><span id="simplify_connectors-172"><a href="#simplify_connectors-172"><span class="linenos">172</span></a>                <span class="k">return</span> <span class="n">left</span>
-</span><span id="simplify_connectors-173"><a href="#simplify_connectors-173"><span class="linenos">173</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">,</span> <span class="n">or_</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
-</span><span id="simplify_connectors-174"><a href="#simplify_connectors-174"><span class="linenos">174</span></a>
-</span><span id="simplify_connectors-175"><a href="#simplify_connectors-175"><span class="linenos">175</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="simplify_connectors-176"><a href="#simplify_connectors-176"><span class="linenos">176</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_connectors</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify_connectors-177"><a href="#simplify_connectors-177"><span class="linenos">177</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_connectors-151"><a href="#simplify_connectors-151"><span class="linenos">151</span></a><span class="k">def</span> <span class="nf">simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="simplify_connectors-152"><a href="#simplify_connectors-152"><span class="linenos">152</span></a>    <span class="k">def</span> <span class="nf">_simplify_connectors</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-153"><a href="#simplify_connectors-153"><span class="linenos">153</span></a>        <span class="k">if</span> <span class="n">left</span> <span class="o">==</span> <span class="n">right</span><span class="p">:</span>
+</span><span id="simplify_connectors-154"><a href="#simplify_connectors-154"><span class="linenos">154</span></a>            <span class="k">return</span> <span class="n">left</span>
+</span><span id="simplify_connectors-155"><a href="#simplify_connectors-155"><span class="linenos">155</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">):</span>
+</span><span id="simplify_connectors-156"><a href="#simplify_connectors-156"><span class="linenos">156</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-157"><a href="#simplify_connectors-157"><span class="linenos">157</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="simplify_connectors-158"><a href="#simplify_connectors-158"><span class="linenos">158</span></a>            <span class="k">if</span> <span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-159"><a href="#simplify_connectors-159"><span class="linenos">159</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="simplify_connectors-160"><a href="#simplify_connectors-160"><span class="linenos">160</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-161"><a href="#simplify_connectors-161"><span class="linenos">161</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="simplify_connectors-162"><a href="#simplify_connectors-162"><span class="linenos">162</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
+</span><span id="simplify_connectors-163"><a href="#simplify_connectors-163"><span class="linenos">163</span></a>                <span class="k">return</span> <span class="n">right</span>
+</span><span id="simplify_connectors-164"><a href="#simplify_connectors-164"><span class="linenos">164</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-165"><a href="#simplify_connectors-165"><span class="linenos">165</span></a>                <span class="k">return</span> <span class="n">left</span>
+</span><span id="simplify_connectors-166"><a href="#simplify_connectors-166"><span class="linenos">166</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">)</span>
+</span><span id="simplify_connectors-167"><a href="#simplify_connectors-167"><span class="linenos">167</span></a>        <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">):</span>
+</span><span id="simplify_connectors-168"><a href="#simplify_connectors-168"><span class="linenos">168</span></a>            <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">or</span> <span class="n">always_true</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-169"><a href="#simplify_connectors-169"><span class="linenos">169</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="simplify_connectors-170"><a href="#simplify_connectors-170"><span class="linenos">170</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-171"><a href="#simplify_connectors-171"><span class="linenos">171</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+</span><span id="simplify_connectors-172"><a href="#simplify_connectors-172"><span class="linenos">172</span></a>            <span class="k">if</span> <span class="p">(</span>
+</span><span id="simplify_connectors-173"><a href="#simplify_connectors-173"><span class="linenos">173</span></a>                <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
+</span><span id="simplify_connectors-174"><a href="#simplify_connectors-174"><span class="linenos">174</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_null</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
+</span><span id="simplify_connectors-175"><a href="#simplify_connectors-175"><span class="linenos">175</span></a>                <span class="ow">or</span> <span class="p">(</span><span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_null</span><span class="p">(</span><span class="n">right</span><span class="p">))</span>
+</span><span id="simplify_connectors-176"><a href="#simplify_connectors-176"><span class="linenos">176</span></a>            <span class="p">):</span>
+</span><span id="simplify_connectors-177"><a href="#simplify_connectors-177"><span class="linenos">177</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()</span>
+</span><span id="simplify_connectors-178"><a href="#simplify_connectors-178"><span class="linenos">178</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">left</span><span class="p">):</span>
+</span><span id="simplify_connectors-179"><a href="#simplify_connectors-179"><span class="linenos">179</span></a>                <span class="k">return</span> <span class="n">right</span>
+</span><span id="simplify_connectors-180"><a href="#simplify_connectors-180"><span class="linenos">180</span></a>            <span class="k">if</span> <span class="n">is_false</span><span class="p">(</span><span class="n">right</span><span class="p">):</span>
+</span><span id="simplify_connectors-181"><a href="#simplify_connectors-181"><span class="linenos">181</span></a>                <span class="k">return</span> <span class="n">left</span>
+</span><span id="simplify_connectors-182"><a href="#simplify_connectors-182"><span class="linenos">182</span></a>            <span class="k">return</span> <span class="n">_simplify_comparison</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">left</span><span class="p">,</span> <span class="n">right</span><span class="p">,</span> <span class="n">or_</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
+</span><span id="simplify_connectors-183"><a href="#simplify_connectors-183"><span class="linenos">183</span></a>
+</span><span id="simplify_connectors-184"><a href="#simplify_connectors-184"><span class="linenos">184</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="simplify_connectors-185"><a href="#simplify_connectors-185"><span class="linenos">185</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_connectors</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify_connectors-186"><a href="#simplify_connectors-186"><span class="linenos">186</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -996,7 +1135,7 @@ A OR (B OR C) -> A OR B OR C</p>
                     <div class="attr variable">
             <span class="name">COMPARISONS</span>        =
 <input id="COMPARISONS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
-            <label class="view-value-button pdoc-button" for="COMPARISONS-view-value"></label><span class="default_value">(&lt;class &#39;<a href="../expressions.html#LT">sqlglot.expressions.LT</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#LTE">sqlglot.expressions.LTE</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#GT">sqlglot.expressions.GT</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#GTE">sqlglot.expressions.GTE</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#EQ">sqlglot.expressions.EQ</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#NEQ">sqlglot.expressions.NEQ</a>&#39;&gt;)</span>
+            <label class="view-value-button pdoc-button" for="COMPARISONS-view-value"></label><span class="default_value">(&lt;class &#39;<a href="../expressions.html#LT">sqlglot.expressions.LT</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#LTE">sqlglot.expressions.LTE</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#GT">sqlglot.expressions.GT</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#GTE">sqlglot.expressions.GTE</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#EQ">sqlglot.expressions.EQ</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#NEQ">sqlglot.expressions.NEQ</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Is">sqlglot.expressions.Is</a>&#39;&gt;)</span>
 
         
     </div>
@@ -1029,20 +1168,20 @@ A OR (B OR C) -> A OR B OR C</p>
 
     </div>
     <a class="headerlink" href="#remove_compliments"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="remove_compliments-259"><a href="#remove_compliments-259"><span class="linenos">259</span></a><span class="k">def</span> <span class="nf">remove_compliments</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="remove_compliments-260"><a href="#remove_compliments-260"><span class="linenos">260</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="remove_compliments-261"><a href="#remove_compliments-261"><span class="linenos">261</span></a><span class="sd">    Removing compliments.</span>
-</span><span id="remove_compliments-262"><a href="#remove_compliments-262"><span class="linenos">262</span></a>
-</span><span id="remove_compliments-263"><a href="#remove_compliments-263"><span class="linenos">263</span></a><span class="sd">    A AND NOT A -&gt; FALSE</span>
-</span><span id="remove_compliments-264"><a href="#remove_compliments-264"><span class="linenos">264</span></a><span class="sd">    A OR NOT A -&gt; TRUE</span>
-</span><span id="remove_compliments-265"><a href="#remove_compliments-265"><span class="linenos">265</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="remove_compliments-266"><a href="#remove_compliments-266"><span class="linenos">266</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
-</span><span id="remove_compliments-267"><a href="#remove_compliments-267"><span class="linenos">267</span></a>        <span class="n">compliment</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
-</span><span id="remove_compliments-268"><a href="#remove_compliments-268"><span class="linenos">268</span></a>
-</span><span id="remove_compliments-269"><a href="#remove_compliments-269"><span class="linenos">269</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
-</span><span id="remove_compliments-270"><a href="#remove_compliments-270"><span class="linenos">270</span></a>            <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="remove_compliments-271"><a href="#remove_compliments-271"><span class="linenos">271</span></a>                <span class="k">return</span> <span class="n">compliment</span>
-</span><span id="remove_compliments-272"><a href="#remove_compliments-272"><span class="linenos">272</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="remove_compliments-269"><a href="#remove_compliments-269"><span class="linenos">269</span></a><span class="k">def</span> <span class="nf">remove_compliments</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="remove_compliments-270"><a href="#remove_compliments-270"><span class="linenos">270</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="remove_compliments-271"><a href="#remove_compliments-271"><span class="linenos">271</span></a><span class="sd">    Removing compliments.</span>
+</span><span id="remove_compliments-272"><a href="#remove_compliments-272"><span class="linenos">272</span></a>
+</span><span id="remove_compliments-273"><a href="#remove_compliments-273"><span class="linenos">273</span></a><span class="sd">    A AND NOT A -&gt; FALSE</span>
+</span><span id="remove_compliments-274"><a href="#remove_compliments-274"><span class="linenos">274</span></a><span class="sd">    A OR NOT A -&gt; TRUE</span>
+</span><span id="remove_compliments-275"><a href="#remove_compliments-275"><span class="linenos">275</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="remove_compliments-276"><a href="#remove_compliments-276"><span class="linenos">276</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
+</span><span id="remove_compliments-277"><a href="#remove_compliments-277"><span class="linenos">277</span></a>        <span class="n">compliment</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span>
+</span><span id="remove_compliments-278"><a href="#remove_compliments-278"><span class="linenos">278</span></a>
+</span><span id="remove_compliments-279"><a href="#remove_compliments-279"><span class="linenos">279</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
+</span><span id="remove_compliments-280"><a href="#remove_compliments-280"><span class="linenos">280</span></a>            <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="remove_compliments-281"><a href="#remove_compliments-281"><span class="linenos">281</span></a>                <span class="k">return</span> <span class="n">compliment</span>
+</span><span id="remove_compliments-282"><a href="#remove_compliments-282"><span class="linenos">282</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -1065,30 +1204,30 @@ A OR NOT A -> TRUE</p>
 
     </div>
     <a class="headerlink" href="#uniq_sort"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="uniq_sort-275"><a href="#uniq_sort-275"><span class="linenos">275</span></a><span class="k">def</span> <span class="nf">uniq_sort</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="uniq_sort-276"><a href="#uniq_sort-276"><span class="linenos">276</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="uniq_sort-277"><a href="#uniq_sort-277"><span class="linenos">277</span></a><span class="sd">    Uniq and sort a connector.</span>
-</span><span id="uniq_sort-278"><a href="#uniq_sort-278"><span class="linenos">278</span></a>
-</span><span id="uniq_sort-279"><a href="#uniq_sort-279"><span class="linenos">279</span></a><span class="sd">    C AND A AND B AND B -&gt; A AND B AND C</span>
-</span><span id="uniq_sort-280"><a href="#uniq_sort-280"><span class="linenos">280</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="uniq_sort-281"><a href="#uniq_sort-281"><span class="linenos">281</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
-</span><span id="uniq_sort-282"><a href="#uniq_sort-282"><span class="linenos">282</span></a>        <span class="n">result_func</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span>
-</span><span id="uniq_sort-283"><a href="#uniq_sort-283"><span class="linenos">283</span></a>        <span class="n">flattened</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span>
-</span><span id="uniq_sort-284"><a href="#uniq_sort-284"><span class="linenos">284</span></a>        <span class="n">deduped</span> <span class="o">=</span> <span class="p">{</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">):</span> <span class="n">e</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">flattened</span><span class="p">}</span>
-</span><span id="uniq_sort-285"><a href="#uniq_sort-285"><span class="linenos">285</span></a>        <span class="n">arr</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">deduped</span><span class="o">.</span><span class="n">items</span><span class="p">())</span>
-</span><span id="uniq_sort-286"><a href="#uniq_sort-286"><span class="linenos">286</span></a>
-</span><span id="uniq_sort-287"><a href="#uniq_sort-287"><span class="linenos">287</span></a>        <span class="c1"># check if the operands are already sorted, if not sort them</span>
-</span><span id="uniq_sort-288"><a href="#uniq_sort-288"><span class="linenos">288</span></a>        <span class="c1"># A AND C AND B -&gt; A AND B AND C</span>
-</span><span id="uniq_sort-289"><a href="#uniq_sort-289"><span class="linenos">289</span></a>        <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">e</span><span class="p">)</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">arr</span><span class="p">[</span><span class="mi">1</span><span class="p">:]):</span>
-</span><span id="uniq_sort-290"><a href="#uniq_sort-290"><span class="linenos">290</span></a>            <span class="k">if</span> <span class="n">sql</span> <span class="o">&lt;</span> <span class="n">arr</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">0</span><span class="p">]:</span>
-</span><span id="uniq_sort-291"><a href="#uniq_sort-291"><span class="linenos">291</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="p">(</span><span class="n">e</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">e</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">arr</span><span class="p">)),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="uniq_sort-292"><a href="#uniq_sort-292"><span class="linenos">292</span></a>                <span class="k">break</span>
-</span><span id="uniq_sort-293"><a href="#uniq_sort-293"><span class="linenos">293</span></a>        <span class="k">else</span><span class="p">:</span>
-</span><span id="uniq_sort-294"><a href="#uniq_sort-294"><span class="linenos">294</span></a>            <span class="c1"># we didn&#39;t have to sort but maybe we need to dedup</span>
-</span><span id="uniq_sort-295"><a href="#uniq_sort-295"><span class="linenos">295</span></a>            <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">deduped</span><span class="p">)</span> <span class="o">&lt;</span> <span class="nb">len</span><span class="p">(</span><span class="n">flattened</span><span class="p">):</span>
-</span><span id="uniq_sort-296"><a href="#uniq_sort-296"><span class="linenos">296</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="n">deduped</span><span class="o">.</span><span class="n">values</span><span class="p">(),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
-</span><span id="uniq_sort-297"><a href="#uniq_sort-297"><span class="linenos">297</span></a>
-</span><span id="uniq_sort-298"><a href="#uniq_sort-298"><span class="linenos">298</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="uniq_sort-285"><a href="#uniq_sort-285"><span class="linenos">285</span></a><span class="k">def</span> <span class="nf">uniq_sort</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">generate</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="uniq_sort-286"><a href="#uniq_sort-286"><span class="linenos">286</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="uniq_sort-287"><a href="#uniq_sort-287"><span class="linenos">287</span></a><span class="sd">    Uniq and sort a connector.</span>
+</span><span id="uniq_sort-288"><a href="#uniq_sort-288"><span class="linenos">288</span></a>
+</span><span id="uniq_sort-289"><a href="#uniq_sort-289"><span class="linenos">289</span></a><span class="sd">    C AND A AND B AND B -&gt; A AND B AND C</span>
+</span><span id="uniq_sort-290"><a href="#uniq_sort-290"><span class="linenos">290</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="uniq_sort-291"><a href="#uniq_sort-291"><span class="linenos">291</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
+</span><span id="uniq_sort-292"><a href="#uniq_sort-292"><span class="linenos">292</span></a>        <span class="n">result_func</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">and_</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">or_</span>
+</span><span id="uniq_sort-293"><a href="#uniq_sort-293"><span class="linenos">293</span></a>        <span class="n">flattened</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span>
+</span><span id="uniq_sort-294"><a href="#uniq_sort-294"><span class="linenos">294</span></a>        <span class="n">deduped</span> <span class="o">=</span> <span class="p">{</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">):</span> <span class="n">e</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">flattened</span><span class="p">}</span>
+</span><span id="uniq_sort-295"><a href="#uniq_sort-295"><span class="linenos">295</span></a>        <span class="n">arr</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">deduped</span><span class="o">.</span><span class="n">items</span><span class="p">())</span>
+</span><span id="uniq_sort-296"><a href="#uniq_sort-296"><span class="linenos">296</span></a>
+</span><span id="uniq_sort-297"><a href="#uniq_sort-297"><span class="linenos">297</span></a>        <span class="c1"># check if the operands are already sorted, if not sort them</span>
+</span><span id="uniq_sort-298"><a href="#uniq_sort-298"><span class="linenos">298</span></a>        <span class="c1"># A AND C AND B -&gt; A AND B AND C</span>
+</span><span id="uniq_sort-299"><a href="#uniq_sort-299"><span class="linenos">299</span></a>        <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">e</span><span class="p">)</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">arr</span><span class="p">[</span><span class="mi">1</span><span class="p">:]):</span>
+</span><span id="uniq_sort-300"><a href="#uniq_sort-300"><span class="linenos">300</span></a>            <span class="k">if</span> <span class="n">sql</span> <span class="o">&lt;</span> <span class="n">arr</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">0</span><span class="p">]:</span>
+</span><span id="uniq_sort-301"><a href="#uniq_sort-301"><span class="linenos">301</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="p">(</span><span class="n">e</span> <span class="k">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">e</span> <span class="ow">in</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">arr</span><span class="p">)),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="uniq_sort-302"><a href="#uniq_sort-302"><span class="linenos">302</span></a>                <span class="k">break</span>
+</span><span id="uniq_sort-303"><a href="#uniq_sort-303"><span class="linenos">303</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="uniq_sort-304"><a href="#uniq_sort-304"><span class="linenos">304</span></a>            <span class="c1"># we didn&#39;t have to sort but maybe we need to dedup</span>
+</span><span id="uniq_sort-305"><a href="#uniq_sort-305"><span class="linenos">305</span></a>            <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">deduped</span><span class="p">)</span> <span class="o">&lt;</span> <span class="nb">len</span><span class="p">(</span><span class="n">flattened</span><span class="p">):</span>
+</span><span id="uniq_sort-306"><a href="#uniq_sort-306"><span class="linenos">306</span></a>                <span class="n">expression</span> <span class="o">=</span> <span class="n">result_func</span><span class="p">(</span><span class="o">*</span><span class="n">deduped</span><span class="o">.</span><span class="n">values</span><span class="p">(),</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
+</span><span id="uniq_sort-307"><a href="#uniq_sort-307"><span class="linenos">307</span></a>
+</span><span id="uniq_sort-308"><a href="#uniq_sort-308"><span class="linenos">308</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -1110,44 +1249,44 @@ A OR NOT A -> TRUE</p>
 
     </div>
     <a class="headerlink" href="#absorb_and_eliminate"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="absorb_and_eliminate-301"><a href="#absorb_and_eliminate-301"><span class="linenos">301</span></a><span class="k">def</span> <span class="nf">absorb_and_eliminate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-302"><a href="#absorb_and_eliminate-302"><span class="linenos">302</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
-</span><span id="absorb_and_eliminate-303"><a href="#absorb_and_eliminate-303"><span class="linenos">303</span></a><span class="sd">    absorption:</span>
-</span><span id="absorb_and_eliminate-304"><a href="#absorb_and_eliminate-304"><span class="linenos">304</span></a><span class="sd">        A AND (A OR B) -&gt; A</span>
-</span><span id="absorb_and_eliminate-305"><a href="#absorb_and_eliminate-305"><span class="linenos">305</span></a><span class="sd">        A OR (A AND B) -&gt; A</span>
-</span><span id="absorb_and_eliminate-306"><a href="#absorb_and_eliminate-306"><span class="linenos">306</span></a><span class="sd">        A AND (NOT A OR B) -&gt; A AND B</span>
-</span><span id="absorb_and_eliminate-307"><a href="#absorb_and_eliminate-307"><span class="linenos">307</span></a><span class="sd">        A OR (NOT A AND B) -&gt; A OR B</span>
-</span><span id="absorb_and_eliminate-308"><a href="#absorb_and_eliminate-308"><span class="linenos">308</span></a><span class="sd">    elimination:</span>
-</span><span id="absorb_and_eliminate-309"><a href="#absorb_and_eliminate-309"><span class="linenos">309</span></a><span class="sd">        (A AND B) OR (A AND NOT B) -&gt; A</span>
-</span><span id="absorb_and_eliminate-310"><a href="#absorb_and_eliminate-310"><span class="linenos">310</span></a><span class="sd">        (A OR B) AND (A OR NOT B) -&gt; A</span>
-</span><span id="absorb_and_eliminate-311"><a href="#absorb_and_eliminate-311"><span class="linenos">311</span></a><span class="sd">    &quot;&quot;&quot;</span>
-</span><span id="absorb_and_eliminate-312"><a href="#absorb_and_eliminate-312"><span class="linenos">312</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-313"><a href="#absorb_and_eliminate-313"><span class="linenos">313</span></a>        <span class="n">kind</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span>
-</span><span id="absorb_and_eliminate-314"><a href="#absorb_and_eliminate-314"><span class="linenos">314</span></a>
-</span><span id="absorb_and_eliminate-315"><a href="#absorb_and_eliminate-315"><span class="linenos">315</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-316"><a href="#absorb_and_eliminate-316"><span class="linenos">316</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-317"><a href="#absorb_and_eliminate-317"><span class="linenos">317</span></a>                <span class="n">aa</span><span class="p">,</span> <span class="n">ab</span> <span class="o">=</span> <span class="n">a</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
-</span><span id="absorb_and_eliminate-318"><a href="#absorb_and_eliminate-318"><span class="linenos">318</span></a>
-</span><span id="absorb_and_eliminate-319"><a href="#absorb_and_eliminate-319"><span class="linenos">319</span></a>                <span class="c1"># absorb</span>
-</span><span id="absorb_and_eliminate-320"><a href="#absorb_and_eliminate-320"><span class="linenos">320</span></a>                <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">aa</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-321"><a href="#absorb_and_eliminate-321"><span class="linenos">321</span></a>                    <span class="n">aa</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
-</span><span id="absorb_and_eliminate-322"><a href="#absorb_and_eliminate-322"><span class="linenos">322</span></a>                <span class="k">elif</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">ab</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-323"><a href="#absorb_and_eliminate-323"><span class="linenos">323</span></a>                    <span class="n">ab</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
-</span><span id="absorb_and_eliminate-324"><a href="#absorb_and_eliminate-324"><span class="linenos">324</span></a>                <span class="k">elif</span> <span class="p">(</span><span class="nb">set</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">)</span> <span class="k">else</span> <span class="p">{</span><span class="n">b</span><span class="p">})</span> <span class="o">&lt;</span> <span class="nb">set</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">flatten</span><span class="p">()):</span>
-</span><span id="absorb_and_eliminate-325"><a href="#absorb_and_eliminate-325"><span class="linenos">325</span></a>                    <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
-</span><span id="absorb_and_eliminate-326"><a href="#absorb_and_eliminate-326"><span class="linenos">326</span></a>                <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
-</span><span id="absorb_and_eliminate-327"><a href="#absorb_and_eliminate-327"><span class="linenos">327</span></a>                    <span class="c1"># eliminate</span>
-</span><span id="absorb_and_eliminate-328"><a href="#absorb_and_eliminate-328"><span class="linenos">328</span></a>                    <span class="n">rhs</span> <span class="o">=</span> <span class="n">b</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
-</span><span id="absorb_and_eliminate-329"><a href="#absorb_and_eliminate-329"><span class="linenos">329</span></a>                    <span class="n">ba</span><span class="p">,</span> <span class="n">bb</span> <span class="o">=</span> <span class="n">rhs</span>
-</span><span id="absorb_and_eliminate-330"><a href="#absorb_and_eliminate-330"><span class="linenos">330</span></a>
-</span><span id="absorb_and_eliminate-331"><a href="#absorb_and_eliminate-331"><span class="linenos">331</span></a>                    <span class="k">if</span> <span class="n">aa</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
-</span><span id="absorb_and_eliminate-332"><a href="#absorb_and_eliminate-332"><span class="linenos">332</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
-</span><span id="absorb_and_eliminate-333"><a href="#absorb_and_eliminate-333"><span class="linenos">333</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
-</span><span id="absorb_and_eliminate-334"><a href="#absorb_and_eliminate-334"><span class="linenos">334</span></a>                    <span class="k">elif</span> <span class="n">ab</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
-</span><span id="absorb_and_eliminate-335"><a href="#absorb_and_eliminate-335"><span class="linenos">335</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
-</span><span id="absorb_and_eliminate-336"><a href="#absorb_and_eliminate-336"><span class="linenos">336</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
-</span><span id="absorb_and_eliminate-337"><a href="#absorb_and_eliminate-337"><span class="linenos">337</span></a>
-</span><span id="absorb_and_eliminate-338"><a href="#absorb_and_eliminate-338"><span class="linenos">338</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="absorb_and_eliminate-311"><a href="#absorb_and_eliminate-311"><span class="linenos">311</span></a><span class="k">def</span> <span class="nf">absorb_and_eliminate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-312"><a href="#absorb_and_eliminate-312"><span class="linenos">312</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;</span>
+</span><span id="absorb_and_eliminate-313"><a href="#absorb_and_eliminate-313"><span class="linenos">313</span></a><span class="sd">    absorption:</span>
+</span><span id="absorb_and_eliminate-314"><a href="#absorb_and_eliminate-314"><span class="linenos">314</span></a><span class="sd">        A AND (A OR B) -&gt; A</span>
+</span><span id="absorb_and_eliminate-315"><a href="#absorb_and_eliminate-315"><span class="linenos">315</span></a><span class="sd">        A OR (A AND B) -&gt; A</span>
+</span><span id="absorb_and_eliminate-316"><a href="#absorb_and_eliminate-316"><span class="linenos">316</span></a><span class="sd">        A AND (NOT A OR B) -&gt; A AND B</span>
+</span><span id="absorb_and_eliminate-317"><a href="#absorb_and_eliminate-317"><span class="linenos">317</span></a><span class="sd">        A OR (NOT A AND B) -&gt; A OR B</span>
+</span><span id="absorb_and_eliminate-318"><a href="#absorb_and_eliminate-318"><span class="linenos">318</span></a><span class="sd">    elimination:</span>
+</span><span id="absorb_and_eliminate-319"><a href="#absorb_and_eliminate-319"><span class="linenos">319</span></a><span class="sd">        (A AND B) OR (A AND NOT B) -&gt; A</span>
+</span><span id="absorb_and_eliminate-320"><a href="#absorb_and_eliminate-320"><span class="linenos">320</span></a><span class="sd">        (A OR B) AND (A OR NOT B) -&gt; A</span>
+</span><span id="absorb_and_eliminate-321"><a href="#absorb_and_eliminate-321"><span class="linenos">321</span></a><span class="sd">    &quot;&quot;&quot;</span>
+</span><span id="absorb_and_eliminate-322"><a href="#absorb_and_eliminate-322"><span class="linenos">322</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-323"><a href="#absorb_and_eliminate-323"><span class="linenos">323</span></a>        <span class="n">kind</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span>
+</span><span id="absorb_and_eliminate-324"><a href="#absorb_and_eliminate-324"><span class="linenos">324</span></a>
+</span><span id="absorb_and_eliminate-325"><a href="#absorb_and_eliminate-325"><span class="linenos">325</span></a>        <span class="k">for</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">permutations</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="mi">2</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-326"><a href="#absorb_and_eliminate-326"><span class="linenos">326</span></a>            <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-327"><a href="#absorb_and_eliminate-327"><span class="linenos">327</span></a>                <span class="n">aa</span><span class="p">,</span> <span class="n">ab</span> <span class="o">=</span> <span class="n">a</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
+</span><span id="absorb_and_eliminate-328"><a href="#absorb_and_eliminate-328"><span class="linenos">328</span></a>
+</span><span id="absorb_and_eliminate-329"><a href="#absorb_and_eliminate-329"><span class="linenos">329</span></a>                <span class="c1"># absorb</span>
+</span><span id="absorb_and_eliminate-330"><a href="#absorb_and_eliminate-330"><span class="linenos">330</span></a>                <span class="k">if</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">aa</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-331"><a href="#absorb_and_eliminate-331"><span class="linenos">331</span></a>                    <span class="n">aa</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
+</span><span id="absorb_and_eliminate-332"><a href="#absorb_and_eliminate-332"><span class="linenos">332</span></a>                <span class="k">elif</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">ab</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-333"><a href="#absorb_and_eliminate-333"><span class="linenos">333</span></a>                    <span class="n">ab</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">())</span>
+</span><span id="absorb_and_eliminate-334"><a href="#absorb_and_eliminate-334"><span class="linenos">334</span></a>                <span class="k">elif</span> <span class="p">(</span><span class="nb">set</span><span class="p">(</span><span class="n">b</span><span class="o">.</span><span class="n">flatten</span><span class="p">())</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">)</span> <span class="k">else</span> <span class="p">{</span><span class="n">b</span><span class="p">})</span> <span class="o">&lt;</span> <span class="nb">set</span><span class="p">(</span><span class="n">a</span><span class="o">.</span><span class="n">flatten</span><span class="p">()):</span>
+</span><span id="absorb_and_eliminate-335"><a href="#absorb_and_eliminate-335"><span class="linenos">335</span></a>                    <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span> <span class="k">if</span> <span class="n">kind</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">())</span>
+</span><span id="absorb_and_eliminate-336"><a href="#absorb_and_eliminate-336"><span class="linenos">336</span></a>                <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">kind</span><span class="p">):</span>
+</span><span id="absorb_and_eliminate-337"><a href="#absorb_and_eliminate-337"><span class="linenos">337</span></a>                    <span class="c1"># eliminate</span>
+</span><span id="absorb_and_eliminate-338"><a href="#absorb_and_eliminate-338"><span class="linenos">338</span></a>                    <span class="n">rhs</span> <span class="o">=</span> <span class="n">b</span><span class="o">.</span><span class="n">unnest_operands</span><span class="p">()</span>
+</span><span id="absorb_and_eliminate-339"><a href="#absorb_and_eliminate-339"><span class="linenos">339</span></a>                    <span class="n">ba</span><span class="p">,</span> <span class="n">bb</span> <span class="o">=</span> <span class="n">rhs</span>
+</span><span id="absorb_and_eliminate-340"><a href="#absorb_and_eliminate-340"><span class="linenos">340</span></a>
+</span><span id="absorb_and_eliminate-341"><a href="#absorb_and_eliminate-341"><span class="linenos">341</span></a>                    <span class="k">if</span> <span class="n">aa</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">ab</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
+</span><span id="absorb_and_eliminate-342"><a href="#absorb_and_eliminate-342"><span class="linenos">342</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
+</span><span id="absorb_and_eliminate-343"><a href="#absorb_and_eliminate-343"><span class="linenos">343</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">aa</span><span class="p">)</span>
+</span><span id="absorb_and_eliminate-344"><a href="#absorb_and_eliminate-344"><span class="linenos">344</span></a>                    <span class="k">elif</span> <span class="n">ab</span> <span class="ow">in</span> <span class="n">rhs</span> <span class="ow">and</span> <span class="p">(</span><span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">ba</span><span class="p">)</span> <span class="ow">or</span> <span class="n">is_complement</span><span class="p">(</span><span class="n">aa</span><span class="p">,</span> <span class="n">bb</span><span class="p">)):</span>
+</span><span id="absorb_and_eliminate-345"><a href="#absorb_and_eliminate-345"><span class="linenos">345</span></a>                        <span class="n">a</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
+</span><span id="absorb_and_eliminate-346"><a href="#absorb_and_eliminate-346"><span class="linenos">346</span></a>                        <span class="n">b</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">ab</span><span class="p">)</span>
+</span><span id="absorb_and_eliminate-347"><a href="#absorb_and_eliminate-347"><span class="linenos">347</span></a>
+</span><span id="absorb_and_eliminate-348"><a href="#absorb_and_eliminate-348"><span class="linenos">348</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -1174,18 +1313,19 @@ elimination:
 
     </div>
     <a class="headerlink" href="#simplify_literals"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_literals-341"><a href="#simplify_literals-341"><span class="linenos">341</span></a><span class="k">def</span> <span class="nf">simplify_literals</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
-</span><span id="simplify_literals-342"><a href="#simplify_literals-342"><span class="linenos">342</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
-</span><span id="simplify_literals-343"><a href="#simplify_literals-343"><span class="linenos">343</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_binary</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
-</span><span id="simplify_literals-344"><a href="#simplify_literals-344"><span class="linenos">344</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Neg</span><span class="p">):</span>
-</span><span id="simplify_literals-345"><a href="#simplify_literals-345"><span class="linenos">345</span></a>        <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
-</span><span id="simplify_literals-346"><a href="#simplify_literals-346"><span class="linenos">346</span></a>        <span class="k">if</span> <span class="n">this</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
-</span><span id="simplify_literals-347"><a href="#simplify_literals-347"><span class="linenos">347</span></a>            <span class="n">value</span> <span class="o">=</span> <span class="n">this</span><span class="o">.</span><span class="n">name</span>
-</span><span id="simplify_literals-348"><a href="#simplify_literals-348"><span class="linenos">348</span></a>            <span class="k">if</span> <span class="n">value</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">==</span> <span class="s2">&quot;-&quot;</span><span class="p">:</span>
-</span><span id="simplify_literals-349"><a href="#simplify_literals-349"><span class="linenos">349</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">value</span><span class="p">[</span><span class="mi">1</span><span class="p">:])</span>
-</span><span id="simplify_literals-350"><a href="#simplify_literals-350"><span class="linenos">350</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;-</span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
-</span><span id="simplify_literals-351"><a href="#simplify_literals-351"><span class="linenos">351</span></a>
-</span><span id="simplify_literals-352"><a href="#simplify_literals-352"><span class="linenos">352</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_literals-351"><a href="#simplify_literals-351"><span class="linenos">351</span></a><span class="k">def</span> <span class="nf">simplify_literals</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
+</span><span id="simplify_literals-352"><a href="#simplify_literals-352"><span class="linenos">352</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Connector</span><span class="p">):</span>
+</span><span id="simplify_literals-353"><a href="#simplify_literals-353"><span class="linenos">353</span></a>        <span class="k">return</span> <span class="n">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">_simplify_binary</span><span class="p">,</span> <span class="n">root</span><span class="p">)</span>
+</span><span id="simplify_literals-354"><a href="#simplify_literals-354"><span class="linenos">354</span></a>
+</span><span id="simplify_literals-355"><a href="#simplify_literals-355"><span class="linenos">355</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Neg</span><span class="p">):</span>
+</span><span id="simplify_literals-356"><a href="#simplify_literals-356"><span class="linenos">356</span></a>        <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
+</span><span id="simplify_literals-357"><a href="#simplify_literals-357"><span class="linenos">357</span></a>        <span class="k">if</span> <span class="n">this</span><span class="o">.</span><span class="n">is_number</span><span class="p">:</span>
+</span><span id="simplify_literals-358"><a href="#simplify_literals-358"><span class="linenos">358</span></a>            <span class="n">value</span> <span class="o">=</span> <span class="n">this</span><span class="o">.</span><span class="n">name</span>
+</span><span id="simplify_literals-359"><a href="#simplify_literals-359"><span class="linenos">359</span></a>            <span class="k">if</span> <span class="n">value</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">==</span> <span class="s2">&quot;-&quot;</span><span class="p">:</span>
+</span><span id="simplify_literals-360"><a href="#simplify_literals-360"><span class="linenos">360</span></a>                <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="n">value</span><span class="p">[</span><span class="mi">1</span><span class="p">:])</span>
+</span><span id="simplify_literals-361"><a href="#simplify_literals-361"><span class="linenos">361</span></a>            <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">number</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;-</span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span><span class="p">)</span>
+</span><span id="simplify_literals-362"><a href="#simplify_literals-362"><span class="linenos">362</span></a>
+</span><span id="simplify_literals-363"><a href="#simplify_literals-363"><span class="linenos">363</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
@@ -1203,29 +1343,188 @@ elimination:
 
     </div>
     <a class="headerlink" href="#simplify_parens"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_parens-415"><a href="#simplify_parens-415"><span class="linenos">415</span></a><span class="k">def</span> <span class="nf">simplify_parens</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="simplify_parens-416"><a href="#simplify_parens-416"><span class="linenos">416</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
-</span><span id="simplify_parens-417"><a href="#simplify_parens-417"><span class="linenos">417</span></a>        <span class="k">return</span> <span class="n">expression</span>
-</span><span id="simplify_parens-418"><a href="#simplify_parens-418"><span class="linenos">418</span></a>
-</span><span id="simplify_parens-419"><a href="#simplify_parens-419"><span class="linenos">419</span></a>    <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
-</span><span id="simplify_parens-420"><a href="#simplify_parens-420"><span class="linenos">420</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
-</span><span id="simplify_parens-421"><a href="#simplify_parens-421"><span class="linenos">421</span></a>
-</span><span id="simplify_parens-422"><a href="#simplify_parens-422"><span class="linenos">422</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span>
-</span><span id="simplify_parens-423"><a href="#simplify_parens-423"><span class="linenos">423</span></a>        <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">))</span>
-</span><span id="simplify_parens-424"><a href="#simplify_parens-424"><span class="linenos">424</span></a>        <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">)</span>
-</span><span id="simplify_parens-425"><a href="#simplify_parens-425"><span class="linenos">425</span></a>        <span class="ow">or</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span>
-</span><span id="simplify_parens-426"><a href="#simplify_parens-426"><span class="linenos">426</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">))</span>
-</span><span id="simplify_parens-427"><a href="#simplify_parens-427"><span class="linenos">427</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">))</span>
-</span><span id="simplify_parens-428"><a href="#simplify_parens-428"><span class="linenos">428</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">)))</span>
-</span><span id="simplify_parens-429"><a href="#simplify_parens-429"><span class="linenos">429</span></a>    <span class="p">):</span>
-</span><span id="simplify_parens-430"><a href="#simplify_parens-430"><span class="linenos">430</span></a>        <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
-</span><span id="simplify_parens-431"><a href="#simplify_parens-431"><span class="linenos">431</span></a>    <span class="k">return</span> <span class="n">expression</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_parens-426"><a href="#simplify_parens-426"><span class="linenos">426</span></a><span class="k">def</span> <span class="nf">simplify_parens</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="simplify_parens-427"><a href="#simplify_parens-427"><span class="linenos">427</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">):</span>
+</span><span id="simplify_parens-428"><a href="#simplify_parens-428"><span class="linenos">428</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify_parens-429"><a href="#simplify_parens-429"><span class="linenos">429</span></a>
+</span><span id="simplify_parens-430"><a href="#simplify_parens-430"><span class="linenos">430</span></a>    <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
+</span><span id="simplify_parens-431"><a href="#simplify_parens-431"><span class="linenos">431</span></a>    <span class="n">parent</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
+</span><span id="simplify_parens-432"><a href="#simplify_parens-432"><span class="linenos">432</span></a>
+</span><span id="simplify_parens-433"><a href="#simplify_parens-433"><span class="linenos">433</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span>
+</span><span id="simplify_parens-434"><a href="#simplify_parens-434"><span class="linenos">434</span></a>        <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Condition</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">))</span>
+</span><span id="simplify_parens-435"><a href="#simplify_parens-435"><span class="linenos">435</span></a>        <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">)</span>
+</span><span id="simplify_parens-436"><a href="#simplify_parens-436"><span class="linenos">436</span></a>        <span class="ow">or</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span>
+</span><span id="simplify_parens-437"><a href="#simplify_parens-437"><span class="linenos">437</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Predicate</span><span class="p">))</span>
+</span><span id="simplify_parens-438"><a href="#simplify_parens-438"><span class="linenos">438</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">))</span>
+</span><span id="simplify_parens-439"><a href="#simplify_parens-439"><span class="linenos">439</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">))</span>
+</span><span id="simplify_parens-440"><a href="#simplify_parens-440"><span class="linenos">440</span></a>        <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">)))</span>
+</span><span id="simplify_parens-441"><a href="#simplify_parens-441"><span class="linenos">441</span></a>    <span class="p">):</span>
+</span><span id="simplify_parens-442"><a href="#simplify_parens-442"><span class="linenos">442</span></a>        <span class="k">return</span> <span class="n">this</span>
+</span><span id="simplify_parens-443"><a href="#simplify_parens-443"><span class="linenos">443</span></a>    <span class="k">return</span> <span class="n">expression</span>
 </span></pre></div>
 
 
     
 
                 </section>
+                <section id="CONSTANTS">
+                    <div class="attr variable">
+            <span class="name">CONSTANTS</span>        =
+<input id="CONSTANTS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
+            <label class="view-value-button pdoc-button" for="CONSTANTS-view-value"></label><span class="default_value">(&lt;class &#39;<a href="../expressions.html#Literal">sqlglot.expressions.Literal</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Boolean">sqlglot.expressions.Boolean</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Null">sqlglot.expressions.Null</a>&#39;&gt;)</span>
+
+        
+    </div>
+    <a class="headerlink" href="#CONSTANTS"></a>
+    
+    
+
+                </section>
+                <section id="simplify_coalesce">
+                            <input id="simplify_coalesce-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
+<div class="attr function">
+            
+        <span class="def">def</span>
+        <span class="name">simplify_coalesce</span><span class="signature pdoc-code condensed">(<span class="param"><span class="n">expression</span></span><span class="return-annotation">):</span></span>
+
+                <label class="view-source-button" for="simplify_coalesce-view-source"><span>View Source</span></label>
+
+    </div>
+    <a class="headerlink" href="#simplify_coalesce"></a>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_coalesce-453"><a href="#simplify_coalesce-453"><span class="linenos">453</span></a><span class="k">def</span> <span class="nf">simplify_coalesce</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="simplify_coalesce-454"><a href="#simplify_coalesce-454"><span class="linenos">454</span></a>    <span class="c1"># COALESCE(x) -&gt; x</span>
+</span><span id="simplify_coalesce-455"><a href="#simplify_coalesce-455"><span class="linenos">455</span></a>    <span class="k">if</span> <span class="p">(</span>
+</span><span id="simplify_coalesce-456"><a href="#simplify_coalesce-456"><span class="linenos">456</span></a>        <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">)</span>
+</span><span id="simplify_coalesce-457"><a href="#simplify_coalesce-457"><span class="linenos">457</span></a>        <span class="ow">and</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span>
+</span><span id="simplify_coalesce-458"><a href="#simplify_coalesce-458"><span class="linenos">458</span></a>        <span class="c1"># COALESCE is also used as a Spark partitioning hint</span>
+</span><span id="simplify_coalesce-459"><a href="#simplify_coalesce-459"><span class="linenos">459</span></a>        <span class="ow">and</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">)</span>
+</span><span id="simplify_coalesce-460"><a href="#simplify_coalesce-460"><span class="linenos">460</span></a>    <span class="p">):</span>
+</span><span id="simplify_coalesce-461"><a href="#simplify_coalesce-461"><span class="linenos">461</span></a>        <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
+</span><span id="simplify_coalesce-462"><a href="#simplify_coalesce-462"><span class="linenos">462</span></a>
+</span><span id="simplify_coalesce-463"><a href="#simplify_coalesce-463"><span class="linenos">463</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">COMPARISONS</span><span class="p">):</span>
+</span><span id="simplify_coalesce-464"><a href="#simplify_coalesce-464"><span class="linenos">464</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify_coalesce-465"><a href="#simplify_coalesce-465"><span class="linenos">465</span></a>
+</span><span id="simplify_coalesce-466"><a href="#simplify_coalesce-466"><span class="linenos">466</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">left</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">):</span>
+</span><span id="simplify_coalesce-467"><a href="#simplify_coalesce-467"><span class="linenos">467</span></a>        <span class="n">coalesce</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span>
+</span><span id="simplify_coalesce-468"><a href="#simplify_coalesce-468"><span class="linenos">468</span></a>        <span class="n">other</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span>
+</span><span id="simplify_coalesce-469"><a href="#simplify_coalesce-469"><span class="linenos">469</span></a>    <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">right</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Coalesce</span><span class="p">):</span>
+</span><span id="simplify_coalesce-470"><a href="#simplify_coalesce-470"><span class="linenos">470</span></a>        <span class="n">coalesce</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">right</span>
+</span><span id="simplify_coalesce-471"><a href="#simplify_coalesce-471"><span class="linenos">471</span></a>        <span class="n">other</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">left</span>
+</span><span id="simplify_coalesce-472"><a href="#simplify_coalesce-472"><span class="linenos">472</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="simplify_coalesce-473"><a href="#simplify_coalesce-473"><span class="linenos">473</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify_coalesce-474"><a href="#simplify_coalesce-474"><span class="linenos">474</span></a>
+</span><span id="simplify_coalesce-475"><a href="#simplify_coalesce-475"><span class="linenos">475</span></a>    <span class="c1"># This transformation is valid for non-constants,</span>
+</span><span id="simplify_coalesce-476"><a href="#simplify_coalesce-476"><span class="linenos">476</span></a>    <span class="c1"># but it really only does anything if they are both constants.</span>
+</span><span id="simplify_coalesce-477"><a href="#simplify_coalesce-477"><span class="linenos">477</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">CONSTANTS</span><span class="p">):</span>
+</span><span id="simplify_coalesce-478"><a href="#simplify_coalesce-478"><span class="linenos">478</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify_coalesce-479"><a href="#simplify_coalesce-479"><span class="linenos">479</span></a>
+</span><span id="simplify_coalesce-480"><a href="#simplify_coalesce-480"><span class="linenos">480</span></a>    <span class="c1"># Find the first constant arg</span>
+</span><span id="simplify_coalesce-481"><a href="#simplify_coalesce-481"><span class="linenos">481</span></a>    <span class="k">for</span> <span class="n">arg_index</span><span class="p">,</span> <span class="n">arg</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">coalesce</span><span class="o">.</span><span class="n">expressions</span><span class="p">):</span>
+</span><span id="simplify_coalesce-482"><a href="#simplify_coalesce-482"><span class="linenos">482</span></a>        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">arg</span><span class="p">,</span> <span class="n">CONSTANTS</span><span class="p">):</span>
+</span><span id="simplify_coalesce-483"><a href="#simplify_coalesce-483"><span class="linenos">483</span></a>            <span class="k">break</span>
+</span><span id="simplify_coalesce-484"><a href="#simplify_coalesce-484"><span class="linenos">484</span></a>    <span class="k">else</span><span class="p">:</span>
+</span><span id="simplify_coalesce-485"><a href="#simplify_coalesce-485"><span class="linenos">485</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify_coalesce-486"><a href="#simplify_coalesce-486"><span class="linenos">486</span></a>
+</span><span id="simplify_coalesce-487"><a href="#simplify_coalesce-487"><span class="linenos">487</span></a>    <span class="n">coalesce</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">coalesce</span><span class="o">.</span><span class="n">expressions</span><span class="p">[:</span><span class="n">arg_index</span><span class="p">])</span>
+</span><span id="simplify_coalesce-488"><a href="#simplify_coalesce-488"><span class="linenos">488</span></a>
+</span><span id="simplify_coalesce-489"><a href="#simplify_coalesce-489"><span class="linenos">489</span></a>    <span class="c1"># Remove the COALESCE function. This is an optimization, skipping a simplify iteration,</span>
+</span><span id="simplify_coalesce-490"><a href="#simplify_coalesce-490"><span class="linenos">490</span></a>    <span class="c1"># since we already remove COALESCE at the top of this function.</span>
+</span><span id="simplify_coalesce-491"><a href="#simplify_coalesce-491"><span class="linenos">491</span></a>    <span class="n">coalesce</span> <span class="o">=</span> <span class="n">coalesce</span> <span class="k">if</span> <span class="n">coalesce</span><span class="o">.</span><span class="n">expressions</span> <span class="k">else</span> <span class="n">coalesce</span><span class="o">.</span><span class="n">this</span>
+</span><span id="simplify_coalesce-492"><a href="#simplify_coalesce-492"><span class="linenos">492</span></a>
+</span><span id="simplify_coalesce-493"><a href="#simplify_coalesce-493"><span class="linenos">493</span></a>    <span class="c1"># This expression is more complex than when we started, but it will get simplified further</span>
+</span><span id="simplify_coalesce-494"><a href="#simplify_coalesce-494"><span class="linenos">494</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">paren</span><span class="p">(</span>
+</span><span id="simplify_coalesce-495"><a href="#simplify_coalesce-495"><span class="linenos">495</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">or_</span><span class="p">(</span>
+</span><span id="simplify_coalesce-496"><a href="#simplify_coalesce-496"><span class="linenos">496</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="simplify_coalesce-497"><a href="#simplify_coalesce-497"><span class="linenos">497</span></a>                <span class="n">coalesce</span><span class="o">.</span><span class="n">is_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">())</span><span class="o">.</span><span class="n">not_</span><span class="p">(</span><span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">),</span>
+</span><span id="simplify_coalesce-498"><a href="#simplify_coalesce-498"><span class="linenos">498</span></a>                <span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span>
+</span><span id="simplify_coalesce-499"><a href="#simplify_coalesce-499"><span class="linenos">499</span></a>                <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="simplify_coalesce-500"><a href="#simplify_coalesce-500"><span class="linenos">500</span></a>            <span class="p">),</span>
+</span><span id="simplify_coalesce-501"><a href="#simplify_coalesce-501"><span class="linenos">501</span></a>            <span class="n">exp</span><span class="o">.</span><span class="n">and_</span><span class="p">(</span>
+</span><span id="simplify_coalesce-502"><a href="#simplify_coalesce-502"><span class="linenos">502</span></a>                <span class="n">coalesce</span><span class="o">.</span><span class="n">is_</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">null</span><span class="p">()),</span>
+</span><span id="simplify_coalesce-503"><a href="#simplify_coalesce-503"><span class="linenos">503</span></a>                <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">)(</span><span class="n">this</span><span class="o">=</span><span class="n">arg</span><span class="o">.</span><span class="n">copy</span><span class="p">(),</span> <span class="n">expression</span><span class="o">=</span><span class="n">other</span><span class="o">.</span><span class="n">copy</span><span class="p">()),</span>
+</span><span id="simplify_coalesce-504"><a href="#simplify_coalesce-504"><span class="linenos">504</span></a>                <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="simplify_coalesce-505"><a href="#simplify_coalesce-505"><span class="linenos">505</span></a>            <span class="p">),</span>
+</span><span id="simplify_coalesce-506"><a href="#simplify_coalesce-506"><span class="linenos">506</span></a>            <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
+</span><span id="simplify_coalesce-507"><a href="#simplify_coalesce-507"><span class="linenos">507</span></a>        <span class="p">)</span>
+</span><span id="simplify_coalesce-508"><a href="#simplify_coalesce-508"><span class="linenos">508</span></a>    <span class="p">)</span>
+</span></pre></div>
+
+
+    
+
+                </section>
+                <section id="CONCATS">
+                    <div class="attr variable">
+            <span class="name">CONCATS</span>        =
+<span class="default_value">(&lt;class &#39;<a href="../expressions.html#Concat">sqlglot.expressions.Concat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#DPipe">sqlglot.expressions.DPipe</a>&#39;&gt;)</span>
+
+        
+    </div>
+    <a class="headerlink" href="#CONCATS"></a>
+    
+    
+
+                </section>
+                <section id="SAFE_CONCATS">
+                    <div class="attr variable">
+            <span class="name">SAFE_CONCATS</span>        =
+<span class="default_value">(&lt;class &#39;<a href="../expressions.html#SafeConcat">sqlglot.expressions.SafeConcat</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#SafeDPipe">sqlglot.expressions.SafeDPipe</a>&#39;&gt;)</span>
+
+        
+    </div>
+    <a class="headerlink" href="#SAFE_CONCATS"></a>
+    
+    
+
+                </section>
+                <section id="simplify_concat">
+                            <input id="simplify_concat-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
+<div class="attr function">
+            
+        <span class="def">def</span>
+        <span class="name">simplify_concat</span><span class="signature pdoc-code condensed">(<span class="param"><span class="n">expression</span></span><span class="return-annotation">):</span></span>
+
+                <label class="view-source-button" for="simplify_concat-view-source"><span>View Source</span></label>
+
+    </div>
+    <a class="headerlink" href="#simplify_concat"></a>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="simplify_concat-515"><a href="#simplify_concat-515"><span class="linenos">515</span></a><span class="k">def</span> <span class="nf">simplify_concat</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="simplify_concat-516"><a href="#simplify_concat-516"><span class="linenos">516</span></a><span class="w">    </span><span class="sd">&quot;&quot;&quot;Reduces all groups that contain string literals by concatenating them.&quot;&quot;&quot;</span>
+</span><span id="simplify_concat-517"><a href="#simplify_concat-517"><span class="linenos">517</span></a>    <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">CONCATS</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">ConcatWs</span><span class="p">):</span>
+</span><span id="simplify_concat-518"><a href="#simplify_concat-518"><span class="linenos">518</span></a>        <span class="k">return</span> <span class="n">expression</span>
+</span><span id="simplify_concat-519"><a href="#simplify_concat-519"><span class="linenos">519</span></a>
+</span><span id="simplify_concat-520"><a href="#simplify_concat-520"><span class="linenos">520</span></a>    <span class="n">new_args</span> <span class="o">=</span> <span class="p">[]</span>
+</span><span id="simplify_concat-521"><a href="#simplify_concat-521"><span class="linenos">521</span></a>    <span class="k">for</span> <span class="n">is_string_group</span><span class="p">,</span> <span class="n">group</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">groupby</span><span class="p">(</span>
+</span><span id="simplify_concat-522"><a href="#simplify_concat-522"><span class="linenos">522</span></a>        <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span> <span class="ow">or</span> <span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(),</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">e</span><span class="o">.</span><span class="n">is_string</span>
+</span><span id="simplify_concat-523"><a href="#simplify_concat-523"><span class="linenos">523</span></a>    <span class="p">):</span>
+</span><span id="simplify_concat-524"><a href="#simplify_concat-524"><span class="linenos">524</span></a>        <span class="k">if</span> <span class="n">is_string_group</span><span class="p">:</span>
+</span><span id="simplify_concat-525"><a href="#simplify_concat-525"><span class="linenos">525</span></a>            <span class="n">new_args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">string</span><span class="o">.</span><span class="n">name</span> <span class="k">for</span> <span class="n">string</span> <span class="ow">in</span> <span class="n">group</span><span class="p">)))</span>
+</span><span id="simplify_concat-526"><a href="#simplify_concat-526"><span class="linenos">526</span></a>        <span class="k">else</span><span class="p">:</span>
+</span><span id="simplify_concat-527"><a href="#simplify_concat-527"><span class="linenos">527</span></a>            <span class="n">new_args</span><span class="o">.</span><span class="n">extend</span><span class="p">(</span><span class="n">group</span><span class="p">)</span>
+</span><span id="simplify_concat-528"><a href="#simplify_concat-528"><span class="linenos">528</span></a>
+</span><span id="simplify_concat-529"><a href="#simplify_concat-529"><span class="linenos">529</span></a>    <span class="c1"># Ensures we preserve the right concat type, i.e. whether it&#39;s &quot;safe&quot; or not</span>
+</span><span id="simplify_concat-530"><a href="#simplify_concat-530"><span class="linenos">530</span></a>    <span class="n">concat_type</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">SAFE_CONCATS</span><span class="p">)</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span>
+</span><span id="simplify_concat-531"><a href="#simplify_concat-531"><span class="linenos">531</span></a>    <span class="k">return</span> <span class="n">new_args</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">new_args</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span> <span class="k">else</span> <span class="n">concat_type</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">new_args</span><span class="p">)</span>
+</span></pre></div>
+
+
+            <div class="docstring"><p>Reduces all groups that contain string literals by concatenating them.</p>
+</div>
+
+
+                </section>
+                <section id="JOINS">
+                    <div class="attr variable">
+            <span class="name">JOINS</span>        =
+<span class="default_value">{(&#39;RIGHT&#39;, &#39;&#39;), (&#39;&#39;, &#39;INNER&#39;), (&#39;RIGHT&#39;, &#39;OUTER&#39;), (&#39;&#39;, &#39;&#39;)}</span>
+
+        
+    </div>
+    <a class="headerlink" href="#JOINS"></a>
+    
+    
+
+                </section>
                 <section id="remove_where_true">
                             <input id="remove_where_true-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
 <div class="attr function">
@@ -1237,19 +1536,20 @@ elimination:
 
     </div>
     <a class="headerlink" href="#remove_where_true"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="remove_where_true-434"><a href="#remove_where_true-434"><span class="linenos">434</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="remove_where_true-435"><a href="#remove_where_true-435"><span class="linenos">435</span></a>    <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
-</span><span id="remove_where_true-436"><a href="#remove_where_true-436"><span class="linenos">436</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
-</span><span id="remove_where_true-437"><a href="#remove_where_true-437"><span class="linenos">437</span></a>            <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="remove_where_true-438"><a href="#remove_where_true-438"><span class="linenos">438</span></a>    <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
-</span><span id="remove_where_true-439"><a href="#remove_where_true-439"><span class="linenos">439</span></a>        <span class="k">if</span> <span class="p">(</span>
-</span><span id="remove_where_true-440"><a href="#remove_where_true-440"><span class="linenos">440</span></a>            <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
-</span><span id="remove_where_true-441"><a href="#remove_where_true-441"><span class="linenos">441</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
-</span><span id="remove_where_true-442"><a href="#remove_where_true-442"><span class="linenos">442</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
-</span><span id="remove_where_true-443"><a href="#remove_where_true-443"><span class="linenos">443</span></a>        <span class="p">):</span>
-</span><span id="remove_where_true-444"><a href="#remove_where_true-444"><span class="linenos">444</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="remove_where_true-445"><a href="#remove_where_true-445"><span class="linenos">445</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
-</span><span id="remove_where_true-446"><a href="#remove_where_true-446"><span class="linenos">446</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="remove_where_true-545"><a href="#remove_where_true-545"><span class="linenos">545</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="remove_where_true-546"><a href="#remove_where_true-546"><span class="linenos">546</span></a>    <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
+</span><span id="remove_where_true-547"><a href="#remove_where_true-547"><span class="linenos">547</span></a>        <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
+</span><span id="remove_where_true-548"><a href="#remove_where_true-548"><span class="linenos">548</span></a>            <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="remove_where_true-549"><a href="#remove_where_true-549"><span class="linenos">549</span></a>    <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
+</span><span id="remove_where_true-550"><a href="#remove_where_true-550"><span class="linenos">550</span></a>        <span class="k">if</span> <span class="p">(</span>
+</span><span id="remove_where_true-551"><a href="#remove_where_true-551"><span class="linenos">551</span></a>            <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
+</span><span id="remove_where_true-552"><a href="#remove_where_true-552"><span class="linenos">552</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
+</span><span id="remove_where_true-553"><a href="#remove_where_true-553"><span class="linenos">553</span></a>            <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
+</span><span id="remove_where_true-554"><a href="#remove_where_true-554"><span class="linenos">554</span></a>            <span class="ow">and</span> <span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">side</span><span class="p">,</span> <span class="n">join</span><span class="o">.</span><span class="n">kind</span><span class="p">)</span> <span class="ow">in</span> <span class="n">JOINS</span>
+</span><span id="remove_where_true-555"><a href="#remove_where_true-555"><span class="linenos">555</span></a>        <span class="p">):</span>
+</span><span id="remove_where_true-556"><a href="#remove_where_true-556"><span class="linenos">556</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="remove_where_true-557"><a href="#remove_where_true-557"><span class="linenos">557</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
+</span><span id="remove_where_true-558"><a href="#remove_where_true-558"><span class="linenos">558</span></a>            <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
 </span></pre></div>
 
 
@@ -1267,10 +1567,10 @@ elimination:
 
     </div>
     <a class="headerlink" href="#always_true"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="always_true-449"><a href="#always_true-449"><span class="linenos">449</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
-</span><span id="always_true-450"><a href="#always_true-450"><span class="linenos">450</span></a>    <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
-</span><span id="always_true-451"><a href="#always_true-451"><span class="linenos">451</span></a>        <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
-</span><span id="always_true-452"><a href="#always_true-452"><span class="linenos">452</span></a>    <span class="p">)</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="always_true-561"><a href="#always_true-561"><span class="linenos">561</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
+</span><span id="always_true-562"><a href="#always_true-562"><span class="linenos">562</span></a>    <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
+</span><span id="always_true-563"><a href="#always_true-563"><span class="linenos">563</span></a>        <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
+</span><span id="always_true-564"><a href="#always_true-564"><span class="linenos">564</span></a>    <span class="p">)</span>
 </span></pre></div>
 
 
@@ -1288,8 +1588,8 @@ elimination:
 
     </div>
     <a class="headerlink" href="#is_complement"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="is_complement-455"><a href="#is_complement-455"><span class="linenos">455</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="is_complement-456"><a href="#is_complement-456"><span class="linenos">456</span></a>    <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="is_complement-567"><a href="#is_complement-567"><span class="linenos">567</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="is_complement-568"><a href="#is_complement-568"><span class="linenos">568</span></a>    <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
 </span></pre></div>
 
 
@@ -1307,8 +1607,8 @@ elimination:
 
     </div>
     <a class="headerlink" href="#is_false"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="is_false-459"><a href="#is_false-459"><span class="linenos">459</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
-</span><span id="is_false-460"><a href="#is_false-460"><span class="linenos">460</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="is_false-571"><a href="#is_false-571"><span class="linenos">571</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
+</span><span id="is_false-572"><a href="#is_false-572"><span class="linenos">572</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
 </span></pre></div>
 
 
@@ -1326,8 +1626,8 @@ elimination:
 
     </div>
     <a class="headerlink" href="#is_null"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="is_null-463"><a href="#is_null-463"><span class="linenos">463</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
-</span><span id="is_null-464"><a href="#is_null-464"><span class="linenos">464</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="is_null-575"><a href="#is_null-575"><span class="linenos">575</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
+</span><span id="is_null-576"><a href="#is_null-576"><span class="linenos">576</span></a>    <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
 </span></pre></div>
 
 
@@ -1345,20 +1645,20 @@ elimination:
 
     </div>
     <a class="headerlink" href="#eval_boolean"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="eval_boolean-467"><a href="#eval_boolean-467"><span class="linenos">467</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
-</span><span id="eval_boolean-468"><a href="#eval_boolean-468"><span class="linenos">468</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
-</span><span id="eval_boolean-469"><a href="#eval_boolean-469"><span class="linenos">469</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="eval_boolean-470"><a href="#eval_boolean-470"><span class="linenos">470</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
-</span><span id="eval_boolean-471"><a href="#eval_boolean-471"><span class="linenos">471</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="eval_boolean-472"><a href="#eval_boolean-472"><span class="linenos">472</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
-</span><span id="eval_boolean-473"><a href="#eval_boolean-473"><span class="linenos">473</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="eval_boolean-474"><a href="#eval_boolean-474"><span class="linenos">474</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
-</span><span id="eval_boolean-475"><a href="#eval_boolean-475"><span class="linenos">475</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="eval_boolean-476"><a href="#eval_boolean-476"><span class="linenos">476</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
-</span><span id="eval_boolean-477"><a href="#eval_boolean-477"><span class="linenos">477</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="eval_boolean-478"><a href="#eval_boolean-478"><span class="linenos">478</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
-</span><span id="eval_boolean-479"><a href="#eval_boolean-479"><span class="linenos">479</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
-</span><span id="eval_boolean-480"><a href="#eval_boolean-480"><span class="linenos">480</span></a>    <span class="k">return</span> <span class="kc">None</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="eval_boolean-579"><a href="#eval_boolean-579"><span class="linenos">579</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
+</span><span id="eval_boolean-580"><a href="#eval_boolean-580"><span class="linenos">580</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
+</span><span id="eval_boolean-581"><a href="#eval_boolean-581"><span class="linenos">581</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="eval_boolean-582"><a href="#eval_boolean-582"><span class="linenos">582</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
+</span><span id="eval_boolean-583"><a href="#eval_boolean-583"><span class="linenos">583</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="eval_boolean-584"><a href="#eval_boolean-584"><span class="linenos">584</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
+</span><span id="eval_boolean-585"><a href="#eval_boolean-585"><span class="linenos">585</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="eval_boolean-586"><a href="#eval_boolean-586"><span class="linenos">586</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
+</span><span id="eval_boolean-587"><a href="#eval_boolean-587"><span class="linenos">587</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="eval_boolean-588"><a href="#eval_boolean-588"><span class="linenos">588</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
+</span><span id="eval_boolean-589"><a href="#eval_boolean-589"><span class="linenos">589</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="eval_boolean-590"><a href="#eval_boolean-590"><span class="linenos">590</span></a>    <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
+</span><span id="eval_boolean-591"><a href="#eval_boolean-591"><span class="linenos">591</span></a>        <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
+</span><span id="eval_boolean-592"><a href="#eval_boolean-592"><span class="linenos">592</span></a>    <span class="k">return</span> <span class="kc">None</span>
 </span></pre></div>
 
 
@@ -1376,16 +1676,16 @@ elimination:
 
     </div>
     <a class="headerlink" href="#extract_date"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="extract_date-483"><a href="#extract_date-483"><span class="linenos">483</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
-</span><span id="extract_date-484"><a href="#extract_date-484"><span class="linenos">484</span></a>    <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
-</span><span id="extract_date-485"><a href="#extract_date-485"><span class="linenos">485</span></a>    <span class="c1"># so in that case we can&#39;t extract the date.</span>
-</span><span id="extract_date-486"><a href="#extract_date-486"><span class="linenos">486</span></a>    <span class="k">try</span><span class="p">:</span>
-</span><span id="extract_date-487"><a href="#extract_date-487"><span class="linenos">487</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
-</span><span id="extract_date-488"><a href="#extract_date-488"><span class="linenos">488</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="extract_date-489"><a href="#extract_date-489"><span class="linenos">489</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
-</span><span id="extract_date-490"><a href="#extract_date-490"><span class="linenos">490</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="extract_date-491"><a href="#extract_date-491"><span class="linenos">491</span></a>    <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
-</span><span id="extract_date-492"><a href="#extract_date-492"><span class="linenos">492</span></a>        <span class="k">return</span> <span class="kc">None</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="extract_date-595"><a href="#extract_date-595"><span class="linenos">595</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
+</span><span id="extract_date-596"><a href="#extract_date-596"><span class="linenos">596</span></a>    <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
+</span><span id="extract_date-597"><a href="#extract_date-597"><span class="linenos">597</span></a>    <span class="c1"># so in that case we can&#39;t extract the date.</span>
+</span><span id="extract_date-598"><a href="#extract_date-598"><span class="linenos">598</span></a>    <span class="k">try</span><span class="p">:</span>
+</span><span id="extract_date-599"><a href="#extract_date-599"><span class="linenos">599</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
+</span><span id="extract_date-600"><a href="#extract_date-600"><span class="linenos">600</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="extract_date-601"><a href="#extract_date-601"><span class="linenos">601</span></a>        <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
+</span><span id="extract_date-602"><a href="#extract_date-602"><span class="linenos">602</span></a>            <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="extract_date-603"><a href="#extract_date-603"><span class="linenos">603</span></a>    <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
+</span><span id="extract_date-604"><a href="#extract_date-604"><span class="linenos">604</span></a>        <span class="k">return</span> <span class="kc">None</span>
 </span></pre></div>
 
 
@@ -1403,24 +1703,24 @@ elimination:
 
     </div>
     <a class="headerlink" href="#extract_interval"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="extract_interval-495"><a href="#extract_interval-495"><span class="linenos">495</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
-</span><span id="extract_interval-496"><a href="#extract_interval-496"><span class="linenos">496</span></a>    <span class="k">try</span><span class="p">:</span>
-</span><span id="extract_interval-497"><a href="#extract_interval-497"><span class="linenos">497</span></a>        <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span>  <span class="c1"># type: ignore</span>
-</span><span id="extract_interval-498"><a href="#extract_interval-498"><span class="linenos">498</span></a>    <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
-</span><span id="extract_interval-499"><a href="#extract_interval-499"><span class="linenos">499</span></a>        <span class="k">return</span> <span class="kc">None</span>
-</span><span id="extract_interval-500"><a href="#extract_interval-500"><span class="linenos">500</span></a>
-</span><span id="extract_interval-501"><a href="#extract_interval-501"><span class="linenos">501</span></a>    <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
-</span><span id="extract_interval-502"><a href="#extract_interval-502"><span class="linenos">502</span></a>    <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
-</span><span id="extract_interval-503"><a href="#extract_interval-503"><span class="linenos">503</span></a>
-</span><span id="extract_interval-504"><a href="#extract_interval-504"><span class="linenos">504</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
-</span><span id="extract_interval-505"><a href="#extract_interval-505"><span class="linenos">505</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="extract_interval-506"><a href="#extract_interval-506"><span class="linenos">506</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
-</span><span id="extract_interval-507"><a href="#extract_interval-507"><span class="linenos">507</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="extract_interval-508"><a href="#extract_interval-508"><span class="linenos">508</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
-</span><span id="extract_interval-509"><a href="#extract_interval-509"><span class="linenos">509</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="extract_interval-510"><a href="#extract_interval-510"><span class="linenos">510</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
-</span><span id="extract_interval-511"><a href="#extract_interval-511"><span class="linenos">511</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
-</span><span id="extract_interval-512"><a href="#extract_interval-512"><span class="linenos">512</span></a>    <span class="k">return</span> <span class="kc">None</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="extract_interval-607"><a href="#extract_interval-607"><span class="linenos">607</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
+</span><span id="extract_interval-608"><a href="#extract_interval-608"><span class="linenos">608</span></a>    <span class="k">try</span><span class="p">:</span>
+</span><span id="extract_interval-609"><a href="#extract_interval-609"><span class="linenos">609</span></a>        <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span>  <span class="c1"># type: ignore</span>
+</span><span id="extract_interval-610"><a href="#extract_interval-610"><span class="linenos">610</span></a>    <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
+</span><span id="extract_interval-611"><a href="#extract_interval-611"><span class="linenos">611</span></a>        <span class="k">return</span> <span class="kc">None</span>
+</span><span id="extract_interval-612"><a href="#extract_interval-612"><span class="linenos">612</span></a>
+</span><span id="extract_interval-613"><a href="#extract_interval-613"><span class="linenos">613</span></a>    <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
+</span><span id="extract_interval-614"><a href="#extract_interval-614"><span class="linenos">614</span></a>    <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
+</span><span id="extract_interval-615"><a href="#extract_interval-615"><span class="linenos">615</span></a>
+</span><span id="extract_interval-616"><a href="#extract_interval-616"><span class="linenos">616</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
+</span><span id="extract_interval-617"><a href="#extract_interval-617"><span class="linenos">617</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="extract_interval-618"><a href="#extract_interval-618"><span class="linenos">618</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
+</span><span id="extract_interval-619"><a href="#extract_interval-619"><span class="linenos">619</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="extract_interval-620"><a href="#extract_interval-620"><span class="linenos">620</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
+</span><span id="extract_interval-621"><a href="#extract_interval-621"><span class="linenos">621</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="extract_interval-622"><a href="#extract_interval-622"><span class="linenos">622</span></a>    <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
+</span><span id="extract_interval-623"><a href="#extract_interval-623"><span class="linenos">623</span></a>        <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
+</span><span id="extract_interval-624"><a href="#extract_interval-624"><span class="linenos">624</span></a>    <span class="k">return</span> <span class="kc">None</span>
 </span></pre></div>
 
 
@@ -1438,11 +1738,11 @@ elimination:
 
     </div>
     <a class="headerlink" href="#date_literal"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="date_literal-515"><a href="#date_literal-515"><span class="linenos">515</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
-</span><span id="date_literal-516"><a href="#date_literal-516"><span class="linenos">516</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
-</span><span id="date_literal-517"><a href="#date_literal-517"><span class="linenos">517</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
-</span><span id="date_literal-518"><a href="#date_literal-518"><span class="linenos">518</span></a>        <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
-</span><span id="date_literal-519"><a href="#date_literal-519"><span class="linenos">519</span></a>    <span class="p">)</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="date_literal-627"><a href="#date_literal-627"><span class="linenos">627</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
+</span><span id="date_literal-628"><a href="#date_literal-628"><span class="linenos">628</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
+</span><span id="date_literal-629"><a href="#date_literal-629"><span class="linenos">629</span></a>        <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
+</span><span id="date_literal-630"><a href="#date_literal-630"><span class="linenos">630</span></a>        <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
+</span><span id="date_literal-631"><a href="#date_literal-631"><span class="linenos">631</span></a>    <span class="p">)</span>
 </span></pre></div>
 
 
@@ -1460,8 +1760,8 @@ elimination:
 
     </div>
     <a class="headerlink" href="#boolean_literal"></a>
-            <div class="pdoc-code codehilite"><pre><span></span><span id="boolean_literal-522"><a href="#boolean_literal-522"><span class="linenos">522</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
-</span><span id="boolean_literal-523"><a href="#boolean_literal-523"><span class="linenos">523</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
+            <div class="pdoc-code codehilite"><pre><span></span><span id="boolean_literal-634"><a href="#boolean_literal-634"><span class="linenos">634</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
+</span><span id="boolean_literal-635"><a href="#boolean_literal-635"><span class="linenos">635</span></a>    <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
 </span></pre></div>