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Diffstat (limited to 'docs/sqlglot/dialects/spark.html')
| -rw-r--r-- | docs/sqlglot/dialects/spark.html | 740 |
1 files changed, 122 insertions, 618 deletions
diff --git a/docs/sqlglot/dialects/spark.html b/docs/sqlglot/dialects/spark.html index bc53a56..d29015b 100644 --- a/docs/sqlglot/dialects/spark.html +++ b/docs/sqlglot/dialects/spark.html @@ -43,17 +43,11 @@ <a class="class" href="#Spark.Generator">Spark.Generator</a> <ul class="memberlist"> <li> - <a class="function" href="#Spark.Generator.cast_sql">cast_sql</a> + <a class="function" href="#Spark.Generator.datediff_sql">datediff_sql</a> </li> </ul> </li> - <li> - <a class="class" href="#Spark.Tokenizer">Spark.Tokenizer</a> - <ul class="memberlist"> - </ul> - - </li> </ul> </li> @@ -80,229 +74,61 @@ <label class="view-source-button" for="mod-spark-view-source"><span>View Source</span></label> - <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">__future__</span> <span class="kn">import</span> <span class="n">annotations</span> -</span><span id="L-2"><a href="#L-2"><span class="linenos"> 2</span></a> -</span><span id="L-3"><a href="#L-3"><span class="linenos"> 3</span></a><span class="kn">import</span> <span class="nn">typing</span> <span class="k">as</span> <span class="nn">t</span> -</span><span id="L-4"><a href="#L-4"><span class="linenos"> 4</span></a> -</span><span id="L-5"><a href="#L-5"><span class="linenos"> 5</span></a><span class="kn">from</span> <span class="nn">sqlglot</span> <span class="kn">import</span> <span class="n">exp</span><span class="p">,</span> <span class="n">parser</span> -</span><span id="L-6"><a href="#L-6"><span class="linenos"> 6</span></a><span class="kn">from</span> <span class="nn">sqlglot.dialects.dialect</span> <span class="kn">import</span> <span class="n">create_with_partitions_sql</span><span class="p">,</span> <span class="n">rename_func</span><span class="p">,</span> <span class="n">trim_sql</span> -</span><span id="L-7"><a href="#L-7"><span class="linenos"> 7</span></a><span class="kn">from</span> <span class="nn">sqlglot.dialects.hive</span> <span class="kn">import</span> <span class="n">Hive</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.helper</span> <span class="kn">import</span> <span class="n">seq_get</span> -</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a> -</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="k">def</span> <span class="nf">_create_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="n">Hive</span><span class="o">.</span><span class="n">Generator</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">Create</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-12"><a href="#L-12"><span class="linenos"> 12</span></a> <span class="n">kind</span> <span class="o">=</span> <span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">"kind"</span><span class="p">]</span> -</span><span id="L-13"><a href="#L-13"><span class="linenos"> 13</span></a> <span class="n">properties</span> <span class="o">=</span> <span class="n">e</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">"properties"</span><span class="p">)</span> -</span><span id="L-14"><a href="#L-14"><span class="linenos"> 14</span></a> -</span><span id="L-15"><a href="#L-15"><span class="linenos"> 15</span></a> <span class="k">if</span> <span class="n">kind</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="o">==</span> <span class="s2">"TABLE"</span> <span class="ow">and</span> <span class="nb">any</span><span class="p">(</span> -</span><span id="L-16"><a href="#L-16"><span class="linenos"> 16</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">prop</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TemporaryProperty</span><span class="p">)</span> -</span><span id="L-17"><a href="#L-17"><span class="linenos"> 17</span></a> <span class="k">for</span> <span class="n">prop</span> <span class="ow">in</span> <span class="p">(</span><span class="n">properties</span><span class="o">.</span><span class="n">expressions</span> <span class="k">if</span> <span class="n">properties</span> <span class="k">else</span> <span class="p">[])</span> -</span><span id="L-18"><a href="#L-18"><span class="linenos"> 18</span></a> <span class="p">):</span> -</span><span id="L-19"><a href="#L-19"><span class="linenos"> 19</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CREATE TEMPORARY VIEW </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2"> AS </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span> -</span><span id="L-20"><a href="#L-20"><span class="linenos"> 20</span></a> <span class="k">return</span> <span class="n">create_with_partitions_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">)</span> -</span><span id="L-21"><a href="#L-21"><span class="linenos"> 21</span></a> -</span><span id="L-22"><a href="#L-22"><span class="linenos"> 22</span></a> -</span><span id="L-23"><a href="#L-23"><span class="linenos"> 23</span></a><span class="k">def</span> <span class="nf">_map_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="n">Hive</span><span class="o">.</span><span class="n">Generator</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">Map</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-24"><a href="#L-24"><span class="linenos"> 24</span></a> <span class="n">keys</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">"keys"</span><span class="p">])</span> -</span><span id="L-25"><a href="#L-25"><span class="linenos"> 25</span></a> <span class="n">values</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">"values"</span><span class="p">])</span> -</span><span id="L-26"><a href="#L-26"><span class="linenos"> 26</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"MAP_FROM_ARRAYS(</span><span class="si">{</span><span class="n">keys</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="n">values</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-27"><a href="#L-27"><span class="linenos"> 27</span></a> -</span><span id="L-28"><a href="#L-28"><span class="linenos"> 28</span></a> -</span><span id="L-29"><a href="#L-29"><span class="linenos"> 29</span></a><span class="k">def</span> <span class="nf">_str_to_date</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="n">Hive</span><span class="o">.</span><span class="n">Generator</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">StrToDate</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-30"><a href="#L-30"><span class="linenos"> 30</span></a> <span class="n">this</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> -</span><span id="L-31"><a href="#L-31"><span class="linenos"> 31</span></a> <span class="n">time_format</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">format_time</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="L-32"><a href="#L-32"><span class="linenos"> 32</span></a> <span class="k">if</span> <span class="n">time_format</span> <span class="o">==</span> <span class="n">Hive</span><span class="o">.</span><span class="n">date_format</span><span class="p">:</span> -</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"TO_DATE(</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"TO_DATE(</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="n">time_format</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-35"><a href="#L-35"><span class="linenos"> 35</span></a> -</span><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a> -</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</span></a><span class="k">def</span> <span class="nf">_unix_to_time_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="n">Hive</span><span class="o">.</span><span class="n">Generator</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">UnixToTime</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a> <span class="n">scale</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">"scale"</span><span class="p">)</span> -</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a> <span class="n">timestamp</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> -</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a> <span class="k">if</span> <span class="n">scale</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span> -</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"FROM_UNIXTIME(</span><span class="si">{</span><span class="n">timestamp</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a> <span class="k">if</span> <span class="n">scale</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">UnixToTime</span><span class="o">.</span><span class="n">SECONDS</span><span class="p">:</span> -</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"TIMESTAMP_SECONDS(</span><span class="si">{</span><span class="n">timestamp</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a> <span class="k">if</span> <span class="n">scale</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">UnixToTime</span><span class="o">.</span><span class="n">MILLIS</span><span class="p">:</span> -</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"TIMESTAMP_MILLIS(</span><span class="si">{</span><span class="n">timestamp</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a> <span class="k">if</span> <span class="n">scale</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">UnixToTime</span><span class="o">.</span><span class="n">MICROS</span><span class="p">:</span> -</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"TIMESTAMP_MICROS(</span><span class="si">{</span><span class="n">timestamp</span><span class="si">}</span><span class="s2">)"</span> -</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a> -</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">"Improper scale for timestamp"</span><span class="p">)</span> -</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a> -</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a> -</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a><span class="k">class</span> <span class="nc">Spark</span><span class="p">(</span><span class="n">Hive</span><span class="p">):</span> -</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> -</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="s2">"MAP_FROM_ARRAYS"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> <span class="s2">"TO_UNIX_TIMESTAMP"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">StrToUnix</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="s2">"LEFT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Substring</span><span class="p">(</span> -</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> <span class="n">start</span><span class="o">=</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="mi">1</span><span class="p">),</span> -</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="n">length</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="p">),</span> -</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="s2">"SHIFTLEFT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseLeftShift</span><span class="p">(</span> -</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="p">),</span> -</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="s2">"SHIFTRIGHT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseRightShift</span><span class="p">(</span> -</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="p">),</span> -</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> <span class="s2">"RIGHT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Substring</span><span class="p">(</span> -</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="n">start</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">(</span> -</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Length</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="n">expression</span><span class="o">=</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="mi">1</span><span class="p">)),</span> -</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> <span class="p">),</span> -</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a> <span class="n">length</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> <span class="p">),</span> -</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="s2">"APPROX_PERCENTILE"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="s2">"BOOLEAN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"boolean"</span><span class="p">)</span> -</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a> <span class="p">),</span> -</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="s2">"IIF"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a> <span class="s2">"INT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"int"</span><span class="p">)),</span> -</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="s2">"AGGREGATE"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Reduce</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="s2">"DAYOFWEEK"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfWeek</span><span class="p">(</span> -</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</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="s2">"DAYOFMONTH"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfMonth</span><span class="p">(</span> -</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="p">),</span> -</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="s2">"DAYOFYEAR"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfYear</span><span class="p">(</span> -</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> <span class="p">),</span> -</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="s2">"WEEKOFYEAR"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">WeekOfYear</span><span class="p">(</span> -</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</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="s2">"DATE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"date"</span><span class="p">)),</span> -</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="s2">"DATE_TRUNC"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampTrunc</span><span class="p">(</span> -</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="n">unit</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="p">),</span> -</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="s2">"STRING"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"string"</span><span class="p">)),</span> -</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="s2">"TRUNC"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</span><span class="p">(</span><span class="n">unit</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="s2">"TIMESTAMP"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"timestamp"</span><span class="p">)</span> -</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <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><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="n">FUNCTION_PARSERS</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 class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTION_PARSERS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="s2">"BROADCAST"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"BROADCAST"</span><span class="p">),</span> -</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="s2">"BROADCASTJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"BROADCASTJOIN"</span><span class="p">),</span> -</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="s2">"MAPJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MAPJOIN"</span><span class="p">),</span> -</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="s2">"MERGE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MERGE"</span><span class="p">),</span> -</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="s2">"SHUFFLEMERGE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLEMERGE"</span><span class="p">),</span> -</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="s2">"MERGEJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MERGEJOIN"</span><span class="p">),</span> -</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="s2">"SHUFFLE_HASH"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLE_HASH"</span><span class="p">),</span> -</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <span class="s2">"SHUFFLE_REPLICATE_NL"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLE_REPLICATE_NL"</span><span class="p">),</span> -</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="p">}</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="k">def</span> <span class="nf">_parse_add_column</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</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-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_match_text_seq</span><span class="p">(</span><span class="s2">"ADD"</span><span class="p">,</span> <span class="s2">"COLUMNS"</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_schema</span><span class="p">()</span> -</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> -</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="k">def</span> <span class="nf">_parse_drop_column</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</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-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_match_text_seq</span><span class="p">(</span><span class="s2">"DROP"</span><span class="p">,</span> <span class="s2">"COLUMNS"</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">(</span> -</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Drop</span><span class="p">,</span> -</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="n">this</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_parse_schema</span><span class="p">(),</span> -</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="n">kind</span><span class="o">=</span><span class="s2">"COLUMNS"</span><span class="p">,</span> -</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="p">)</span> -</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> -</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> <span class="k">def</span> <span class="nf">_pivot_column_names</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">pivot_columns</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="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span> -</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="c1"># Spark doesn't add a suffix to the pivot columns when there's a single aggregation</span> -</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">pivot_columns</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span> -</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="k">return</span> <span class="p">[</span><span class="s2">""</span><span class="p">]</span> -</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="n">names</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="k">for</span> <span class="n">agg</span> <span class="ow">in</span> <span class="n">pivot_columns</span><span class="p">:</span> -</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">agg</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-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="n">names</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">agg</span><span class="o">.</span><span class="n">alias</span><span class="p">)</span> -</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a><span class="sd"> This case corresponds to aggregations without aliases being used as suffixes</span> -</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a><span class="sd"> (e.g. col_avg(foo)). We need to unquote identifiers because they're going to</span> -</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a><span class="sd"> be quoted in the base parser's `_parse_pivot` method, due to `to_identifier`.</span> -</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a><span class="sd"> Otherwise, we'd end up with `col_avg(`foo`)` (notice the double quotes).</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="sd"> Moreover, function names are lowercased in order to mimic Spark's naming scheme.</span> -</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a><span class="sd"> """</span> -</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="n">agg_all_unquoted</span> <span class="o">=</span> <span class="n">agg</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span> -</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Identifier</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">,</span> <span class="n">quoted</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">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">Identifier</span><span class="p">)</span> -</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="k">else</span> <span class="n">node</span> -</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="p">)</span> -</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="n">names</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">agg_all_unquoted</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">dialect</span><span class="o">=</span><span class="s2">"spark"</span><span class="p">,</span> <span class="n">normalize_functions</span><span class="o">=</span><span class="s2">"lower"</span><span class="p">))</span> -</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> -</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="k">return</span> <span class="n">names</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">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> -</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="L-162"><a href="#L-162"><span class="linenos">162</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">TINYINT</span><span class="p">:</span> <span class="s2">"BYTE"</span><span class="p">,</span> -</span><span id="L-163"><a href="#L-163"><span class="linenos">163</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">SMALLINT</span><span class="p">:</span> <span class="s2">"SHORT"</span><span class="p">,</span> -</span><span id="L-164"><a href="#L-164"><span class="linenos">164</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">BIGINT</span><span class="p">:</span> <span class="s2">"LONG"</span><span class="p">,</span> -</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="p">}</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="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">EngineProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">AutoIncrementProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CharacterSetProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CollateProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="p">}</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="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ApproxDistinct</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"APPROX_COUNT_DISTINCT"</span><span class="p">),</span> -</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FileFormatProperty</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="sa">f</span><span class="s2">"USING </span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span> -</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ArraySum</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="sa">f</span><span class="s2">"AGGREGATE(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, 0, (acc, x) -> acc + x, acc -> acc)"</span><span class="p">,</span> -</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseLeftShift</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"SHIFTLEFT"</span><span class="p">),</span> -</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseRightShift</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"SHIFTRIGHT"</span><span class="p">),</span> -</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</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">func</span><span class="p">(</span><span class="s2">"TRUNC"</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">e</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">"unit"</span><span class="p">)),</span> -</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</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="sa">f</span><span class="s2">" /*+ </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span><span class="si">}</span><span class="s2"> */"</span><span class="p">,</span> -</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StrToDate</span><span class="p">:</span> <span class="n">_str_to_date</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">StrToTime</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="sa">f</span><span class="s2">"TO_TIMESTAMP(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_time</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</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">UnixToTime</span><span class="p">:</span> <span class="n">_unix_to_time_sql</span><span class="p">,</span> -</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</span><span class="p">:</span> <span class="n">_create_sql</span><span class="p">,</span> -</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="n">_map_sql</span><span class="p">,</span> -</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Reduce</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"AGGREGATE"</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">StructKwarg</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="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">: </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">"</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">TimestampTrunc</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">func</span><span class="p">(</span> -</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="s2">"DATE_TRUNC"</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="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)),</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <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">Trim</span><span class="p">:</span> <span class="n">trim_sql</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">VariancePop</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"VAR_POP"</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">DateFromParts</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAKE_DATE"</span><span class="p">),</span> -</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"BOOL_OR"</span><span class="p">),</span> -</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"BOOL_AND"</span><span class="p">),</span> -</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfWeek</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFWEEK"</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">DayOfMonth</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFMONTH"</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">DayOfYear</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFYEAR"</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">WeekOfYear</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"WEEKOFYEAR"</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">AtTimeZone</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="sa">f</span><span class="s2">"FROM_UTC_TIMESTAMP(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'zone'</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</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 class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ArraySort</span><span class="p">)</span> -</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ILike</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="n">WRAP_DERIVED_VALUES</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a> <span class="n">CREATE_FUNCTION_RETURN_AS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a> -</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a> <span class="k">def</span> <span class="nf">cast_sql</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">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-212"><a href="#L-212"><span class="linenos">212</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">Cast</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="o">.</span><span class="n">is_type</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">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">JSON</span> -</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a> <span class="p">):</span> -</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a> <span class="n">schema</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"'</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'to'</span><span class="p">)</span><span class="si">}</span><span class="s2">'"</span> -</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"FROM_JSON"</span><span class="p">,</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 class="n">schema</span><span class="p">)</span> -</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">is_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="o">.</span><span class="n">JSON</span><span class="p">):</span> -</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"TO_JSON"</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-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="k">return</span> <span class="nb">super</span><span class="p">(</span><span class="n">Spark</span><span class="o">.</span><span class="n">Generator</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a> -</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> -</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">)]</span> + <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">__future__</span> <span class="kn">import</span> <span class="n">annotations</span> +</span><span id="L-2"><a href="#L-2"><span class="linenos"> 2</span></a> +</span><span id="L-3"><a href="#L-3"><span class="linenos"> 3</span></a><span class="kn">import</span> <span class="nn">typing</span> <span class="k">as</span> <span class="nn">t</span> +</span><span id="L-4"><a href="#L-4"><span class="linenos"> 4</span></a> +</span><span id="L-5"><a href="#L-5"><span class="linenos"> 5</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-6"><a href="#L-6"><span class="linenos"> 6</span></a><span class="kn">from</span> <span class="nn">sqlglot.dialects.spark2</span> <span class="kn">import</span> <span class="n">Spark2</span> +</span><span id="L-7"><a href="#L-7"><span class="linenos"> 7</span></a><span class="kn">from</span> <span class="nn">sqlglot.helper</span> <span class="kn">import</span> <span class="n">seq_get</span> +</span><span id="L-8"><a href="#L-8"><span class="linenos"> 8</span></a> +</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a> +</span><span id="L-10"><a href="#L-10"><span class="linenos">10</span></a><span class="k">def</span> <span class="nf">_parse_datediff</span><span class="p">(</span><span class="n">args</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Sequence</span><span class="p">)</span> <span class="o">-></span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span> +</span><span id="L-11"><a href="#L-11"><span class="linenos">11</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="L-12"><a href="#L-12"><span class="linenos">12</span></a><span class="sd"> Although Spark docs don't mention the "unit" argument, Spark3 added support for</span> +</span><span id="L-13"><a href="#L-13"><span class="linenos">13</span></a><span class="sd"> it at some point. Databricks also supports this variation (see below).</span> +</span><span id="L-14"><a href="#L-14"><span class="linenos">14</span></a> +</span><span id="L-15"><a href="#L-15"><span class="linenos">15</span></a><span class="sd"> For example, in spark-sql (v3.3.1):</span> +</span><span id="L-16"><a href="#L-16"><span class="linenos">16</span></a><span class="sd"> - SELECT DATEDIFF('2020-01-01', '2020-01-05') results in -4</span> +</span><span id="L-17"><a href="#L-17"><span class="linenos">17</span></a><span class="sd"> - SELECT DATEDIFF(day, '2020-01-01', '2020-01-05') results in 4</span> +</span><span id="L-18"><a href="#L-18"><span class="linenos">18</span></a> +</span><span id="L-19"><a href="#L-19"><span class="linenos">19</span></a><span class="sd"> See also:</span> +</span><span id="L-20"><a href="#L-20"><span class="linenos">20</span></a><span class="sd"> - https://docs.databricks.com/sql/language-manual/functions/datediff3.html</span> +</span><span id="L-21"><a href="#L-21"><span class="linenos">21</span></a><span class="sd"> - https://docs.databricks.com/sql/language-manual/functions/datediff.html</span> +</span><span id="L-22"><a href="#L-22"><span class="linenos">22</span></a><span class="sd"> """</span> +</span><span id="L-23"><a href="#L-23"><span class="linenos">23</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="kc">None</span> +</span><span id="L-24"><a href="#L-24"><span class="linenos">24</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span> +</span><span id="L-25"><a href="#L-25"><span class="linenos">25</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span> +</span><span id="L-26"><a href="#L-26"><span class="linenos">26</span></a> +</span><span id="L-27"><a href="#L-27"><span class="linenos">27</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">args</span><span class="p">)</span> <span class="o">==</span> <span class="mi">3</span><span class="p">:</span> +</span><span id="L-28"><a href="#L-28"><span class="linenos">28</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">this</span> +</span><span id="L-29"><a href="#L-29"><span class="linenos">29</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">args</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span> +</span><span id="L-30"><a href="#L-30"><span class="linenos">30</span></a> +</span><span id="L-31"><a href="#L-31"><span class="linenos">31</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">(</span> +</span><span id="L-32"><a href="#L-32"><span class="linenos">32</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">this</span><span class="p">),</span> <span class="n">expression</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="p">),</span> <span class="n">unit</span><span class="o">=</span><span class="n">unit</span> +</span><span id="L-33"><a href="#L-33"><span class="linenos">33</span></a> <span class="p">)</span> +</span><span id="L-34"><a href="#L-34"><span class="linenos">34</span></a> +</span><span id="L-35"><a href="#L-35"><span class="linenos">35</span></a> +</span><span id="L-36"><a href="#L-36"><span class="linenos">36</span></a><span class="k">class</span> <span class="nc">Spark</span><span class="p">(</span><span class="n">Spark2</span><span class="p">):</span> +</span><span id="L-37"><a href="#L-37"><span class="linenos">37</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="L-38"><a href="#L-38"><span class="linenos">38</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-39"><a href="#L-39"><span class="linenos">39</span></a> <span class="o">**</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-40"><a href="#L-40"><span class="linenos">40</span></a> <span class="s2">"DATEDIFF"</span><span class="p">:</span> <span class="n">_parse_datediff</span><span class="p">,</span> +</span><span id="L-41"><a href="#L-41"><span class="linenos">41</span></a> <span class="p">}</span> +</span><span id="L-42"><a href="#L-42"><span class="linenos">42</span></a> +</span><span id="L-43"><a href="#L-43"><span class="linenos">43</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="L-44"><a href="#L-44"><span class="linenos">44</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="n">Spark2</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span> +</span><span id="L-45"><a href="#L-45"><span class="linenos">45</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> +</span><span id="L-46"><a href="#L-46"><span class="linenos">46</span></a> +</span><span id="L-47"><a href="#L-47"><span class="linenos">47</span></a> <span class="k">def</span> <span class="nf">datediff_sql</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">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-48"><a href="#L-48"><span class="linenos">48</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"unit"</span><span class="p">)</span> +</span><span id="L-49"><a href="#L-49"><span class="linenos">49</span></a> <span class="n">end</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> +</span><span id="L-50"><a href="#L-50"><span class="linenos">50</span></a> <span class="n">start</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"expression"</span><span class="p">)</span> +</span><span id="L-51"><a href="#L-51"><span class="linenos">51</span></a> +</span><span id="L-52"><a href="#L-52"><span class="linenos">52</span></a> <span class="k">if</span> <span class="n">unit</span><span class="p">:</span> +</span><span id="L-53"><a href="#L-53"><span class="linenos">53</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">unit</span><span class="p">,</span> <span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span> +</span><span id="L-54"><a href="#L-54"><span class="linenos">54</span></a> +</span><span id="L-55"><a href="#L-55"><span class="linenos">55</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">end</span><span class="p">,</span> <span class="n">start</span><span class="p">)</span> </span></pre></div> @@ -312,184 +138,32 @@ <div class="attr class"> <span class="def">class</span> - <span class="name">Spark</span><wbr>(<span class="base"><a href="hive.html#Hive">sqlglot.dialects.hive.Hive</a></span>): + <span class="name">Spark</span><wbr>(<span class="base"><a href="spark2.html#Spark2">sqlglot.dialects.spark2.Spark2</a></span>): <label class="view-source-button" for="Spark-view-source"><span>View Source</span></label> </div> <a class="headerlink" href="#Spark"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Spark-53"><a href="#Spark-53"><span class="linenos"> 53</span></a><span class="k">class</span> <span class="nc">Spark</span><span class="p">(</span><span class="n">Hive</span><span class="p">):</span> -</span><span id="Spark-54"><a href="#Spark-54"><span class="linenos"> 54</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> -</span><span id="Spark-55"><a href="#Spark-55"><span class="linenos"> 55</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark-56"><a href="#Spark-56"><span class="linenos"> 56</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark-57"><a href="#Spark-57"><span class="linenos"> 57</span></a> <span class="s2">"MAP_FROM_ARRAYS"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark-58"><a href="#Spark-58"><span class="linenos"> 58</span></a> <span class="s2">"TO_UNIX_TIMESTAMP"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">StrToUnix</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark-59"><a href="#Spark-59"><span class="linenos"> 59</span></a> <span class="s2">"LEFT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Substring</span><span class="p">(</span> -</span><span id="Spark-60"><a href="#Spark-60"><span class="linenos"> 60</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark-61"><a href="#Spark-61"><span class="linenos"> 61</span></a> <span class="n">start</span><span class="o">=</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="mi">1</span><span class="p">),</span> -</span><span id="Spark-62"><a href="#Spark-62"><span class="linenos"> 62</span></a> <span class="n">length</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark-63"><a href="#Spark-63"><span class="linenos"> 63</span></a> <span class="p">),</span> -</span><span id="Spark-64"><a href="#Spark-64"><span class="linenos"> 64</span></a> <span class="s2">"SHIFTLEFT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseLeftShift</span><span class="p">(</span> -</span><span id="Spark-65"><a href="#Spark-65"><span class="linenos"> 65</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark-66"><a href="#Spark-66"><span class="linenos"> 66</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark-67"><a href="#Spark-67"><span class="linenos"> 67</span></a> <span class="p">),</span> -</span><span id="Spark-68"><a href="#Spark-68"><span class="linenos"> 68</span></a> <span class="s2">"SHIFTRIGHT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseRightShift</span><span class="p">(</span> -</span><span id="Spark-69"><a href="#Spark-69"><span class="linenos"> 69</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark-70"><a href="#Spark-70"><span class="linenos"> 70</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark-71"><a href="#Spark-71"><span class="linenos"> 71</span></a> <span class="p">),</span> -</span><span id="Spark-72"><a href="#Spark-72"><span class="linenos"> 72</span></a> <span class="s2">"RIGHT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Substring</span><span class="p">(</span> -</span><span id="Spark-73"><a href="#Spark-73"><span class="linenos"> 73</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark-74"><a href="#Spark-74"><span class="linenos"> 74</span></a> <span class="n">start</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">(</span> -</span><span id="Spark-75"><a href="#Spark-75"><span class="linenos"> 75</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Length</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-76"><a href="#Spark-76"><span class="linenos"> 76</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="n">expression</span><span class="o">=</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="mi">1</span><span class="p">)),</span> -</span><span id="Spark-77"><a href="#Spark-77"><span class="linenos"> 77</span></a> <span class="p">),</span> -</span><span id="Spark-78"><a href="#Spark-78"><span class="linenos"> 78</span></a> <span class="n">length</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark-79"><a href="#Spark-79"><span class="linenos"> 79</span></a> <span class="p">),</span> -</span><span id="Spark-80"><a href="#Spark-80"><span class="linenos"> 80</span></a> <span class="s2">"APPROX_PERCENTILE"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark-81"><a href="#Spark-81"><span class="linenos"> 81</span></a> <span class="s2">"BOOLEAN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="Spark-82"><a href="#Spark-82"><span class="linenos"> 82</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"boolean"</span><span class="p">)</span> -</span><span id="Spark-83"><a href="#Spark-83"><span class="linenos"> 83</span></a> <span class="p">),</span> -</span><span id="Spark-84"><a href="#Spark-84"><span class="linenos"> 84</span></a> <span class="s2">"IIF"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark-85"><a href="#Spark-85"><span class="linenos"> 85</span></a> <span class="s2">"INT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"int"</span><span class="p">)),</span> -</span><span id="Spark-86"><a href="#Spark-86"><span class="linenos"> 86</span></a> <span class="s2">"AGGREGATE"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Reduce</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark-87"><a href="#Spark-87"><span class="linenos"> 87</span></a> <span class="s2">"DAYOFWEEK"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfWeek</span><span class="p">(</span> -</span><span id="Spark-88"><a href="#Spark-88"><span class="linenos"> 88</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-89"><a href="#Spark-89"><span class="linenos"> 89</span></a> <span class="p">),</span> -</span><span id="Spark-90"><a href="#Spark-90"><span class="linenos"> 90</span></a> <span class="s2">"DAYOFMONTH"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfMonth</span><span class="p">(</span> -</span><span id="Spark-91"><a href="#Spark-91"><span class="linenos"> 91</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-92"><a href="#Spark-92"><span class="linenos"> 92</span></a> <span class="p">),</span> -</span><span id="Spark-93"><a href="#Spark-93"><span class="linenos"> 93</span></a> <span class="s2">"DAYOFYEAR"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfYear</span><span class="p">(</span> -</span><span id="Spark-94"><a href="#Spark-94"><span class="linenos"> 94</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-95"><a href="#Spark-95"><span class="linenos"> 95</span></a> <span class="p">),</span> -</span><span id="Spark-96"><a href="#Spark-96"><span class="linenos"> 96</span></a> <span class="s2">"WEEKOFYEAR"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">WeekOfYear</span><span class="p">(</span> -</span><span id="Spark-97"><a href="#Spark-97"><span class="linenos"> 97</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-98"><a href="#Spark-98"><span class="linenos"> 98</span></a> <span class="p">),</span> -</span><span id="Spark-99"><a href="#Spark-99"><span class="linenos"> 99</span></a> <span class="s2">"DATE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"date"</span><span class="p">)),</span> -</span><span id="Spark-100"><a href="#Spark-100"><span class="linenos">100</span></a> <span class="s2">"DATE_TRUNC"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampTrunc</span><span class="p">(</span> -</span><span id="Spark-101"><a href="#Spark-101"><span class="linenos">101</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark-102"><a href="#Spark-102"><span class="linenos">102</span></a> <span class="n">unit</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-103"><a href="#Spark-103"><span class="linenos">103</span></a> <span class="p">),</span> -</span><span id="Spark-104"><a href="#Spark-104"><span class="linenos">104</span></a> <span class="s2">"STRING"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"string"</span><span class="p">)),</span> -</span><span id="Spark-105"><a href="#Spark-105"><span class="linenos">105</span></a> <span class="s2">"TRUNC"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</span><span class="p">(</span><span class="n">unit</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark-106"><a href="#Spark-106"><span class="linenos">106</span></a> <span class="s2">"TIMESTAMP"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="Spark-107"><a href="#Spark-107"><span class="linenos">107</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"timestamp"</span><span class="p">)</span> -</span><span id="Spark-108"><a href="#Spark-108"><span class="linenos">108</span></a> <span class="p">),</span> -</span><span id="Spark-109"><a href="#Spark-109"><span class="linenos">109</span></a> <span class="p">}</span> -</span><span id="Spark-110"><a href="#Spark-110"><span class="linenos">110</span></a> -</span><span id="Spark-111"><a href="#Spark-111"><span class="linenos">111</span></a> <span class="n">FUNCTION_PARSERS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark-112"><a href="#Spark-112"><span class="linenos">112</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTION_PARSERS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark-113"><a href="#Spark-113"><span class="linenos">113</span></a> <span class="s2">"BROADCAST"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"BROADCAST"</span><span class="p">),</span> -</span><span id="Spark-114"><a href="#Spark-114"><span class="linenos">114</span></a> <span class="s2">"BROADCASTJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"BROADCASTJOIN"</span><span class="p">),</span> -</span><span id="Spark-115"><a href="#Spark-115"><span class="linenos">115</span></a> <span class="s2">"MAPJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MAPJOIN"</span><span class="p">),</span> -</span><span id="Spark-116"><a href="#Spark-116"><span class="linenos">116</span></a> <span class="s2">"MERGE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MERGE"</span><span class="p">),</span> -</span><span id="Spark-117"><a href="#Spark-117"><span class="linenos">117</span></a> <span class="s2">"SHUFFLEMERGE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLEMERGE"</span><span class="p">),</span> -</span><span id="Spark-118"><a href="#Spark-118"><span class="linenos">118</span></a> <span class="s2">"MERGEJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MERGEJOIN"</span><span class="p">),</span> -</span><span id="Spark-119"><a href="#Spark-119"><span class="linenos">119</span></a> <span class="s2">"SHUFFLE_HASH"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLE_HASH"</span><span class="p">),</span> -</span><span id="Spark-120"><a href="#Spark-120"><span class="linenos">120</span></a> <span class="s2">"SHUFFLE_REPLICATE_NL"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLE_REPLICATE_NL"</span><span class="p">),</span> -</span><span id="Spark-121"><a href="#Spark-121"><span class="linenos">121</span></a> <span class="p">}</span> -</span><span id="Spark-122"><a href="#Spark-122"><span class="linenos">122</span></a> -</span><span id="Spark-123"><a href="#Spark-123"><span class="linenos">123</span></a> <span class="k">def</span> <span class="nf">_parse_add_column</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</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="Spark-124"><a href="#Spark-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_match_text_seq</span><span class="p">(</span><span class="s2">"ADD"</span><span class="p">,</span> <span class="s2">"COLUMNS"</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_schema</span><span class="p">()</span> -</span><span id="Spark-125"><a href="#Spark-125"><span class="linenos">125</span></a> -</span><span id="Spark-126"><a href="#Spark-126"><span class="linenos">126</span></a> <span class="k">def</span> <span class="nf">_parse_drop_column</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</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="Spark-127"><a href="#Spark-127"><span class="linenos">127</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_match_text_seq</span><span class="p">(</span><span class="s2">"DROP"</span><span class="p">,</span> <span class="s2">"COLUMNS"</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">(</span> -</span><span id="Spark-128"><a href="#Spark-128"><span class="linenos">128</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Drop</span><span class="p">,</span> -</span><span id="Spark-129"><a href="#Spark-129"><span class="linenos">129</span></a> <span class="n">this</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_parse_schema</span><span class="p">(),</span> -</span><span id="Spark-130"><a href="#Spark-130"><span class="linenos">130</span></a> <span class="n">kind</span><span class="o">=</span><span class="s2">"COLUMNS"</span><span class="p">,</span> -</span><span id="Spark-131"><a href="#Spark-131"><span class="linenos">131</span></a> <span class="p">)</span> -</span><span id="Spark-132"><a href="#Spark-132"><span class="linenos">132</span></a> -</span><span id="Spark-133"><a href="#Spark-133"><span class="linenos">133</span></a> <span class="k">def</span> <span class="nf">_pivot_column_names</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">pivot_columns</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="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span> -</span><span id="Spark-134"><a href="#Spark-134"><span class="linenos">134</span></a> <span class="c1"># Spark doesn't add a suffix to the pivot columns when there's a single aggregation</span> -</span><span id="Spark-135"><a href="#Spark-135"><span class="linenos">135</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">pivot_columns</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span> -</span><span id="Spark-136"><a href="#Spark-136"><span class="linenos">136</span></a> <span class="k">return</span> <span class="p">[</span><span class="s2">""</span><span class="p">]</span> -</span><span id="Spark-137"><a href="#Spark-137"><span class="linenos">137</span></a> -</span><span id="Spark-138"><a href="#Spark-138"><span class="linenos">138</span></a> <span class="n">names</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="Spark-139"><a href="#Spark-139"><span class="linenos">139</span></a> <span class="k">for</span> <span class="n">agg</span> <span class="ow">in</span> <span class="n">pivot_columns</span><span class="p">:</span> -</span><span id="Spark-140"><a href="#Spark-140"><span class="linenos">140</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">agg</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="Spark-141"><a href="#Spark-141"><span class="linenos">141</span></a> <span class="n">names</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">agg</span><span class="o">.</span><span class="n">alias</span><span class="p">)</span> -</span><span id="Spark-142"><a href="#Spark-142"><span class="linenos">142</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="Spark-143"><a href="#Spark-143"><span class="linenos">143</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Spark-144"><a href="#Spark-144"><span class="linenos">144</span></a><span class="sd"> This case corresponds to aggregations without aliases being used as suffixes</span> -</span><span id="Spark-145"><a href="#Spark-145"><span class="linenos">145</span></a><span class="sd"> (e.g. col_avg(foo)). We need to unquote identifiers because they're going to</span> -</span><span id="Spark-146"><a href="#Spark-146"><span class="linenos">146</span></a><span class="sd"> be quoted in the base parser's `_parse_pivot` method, due to `to_identifier`.</span> -</span><span id="Spark-147"><a href="#Spark-147"><span class="linenos">147</span></a><span class="sd"> Otherwise, we'd end up with `col_avg(`foo`)` (notice the double quotes).</span> -</span><span id="Spark-148"><a href="#Spark-148"><span class="linenos">148</span></a> -</span><span id="Spark-149"><a href="#Spark-149"><span class="linenos">149</span></a><span class="sd"> Moreover, function names are lowercased in order to mimic Spark's naming scheme.</span> -</span><span id="Spark-150"><a href="#Spark-150"><span class="linenos">150</span></a><span class="sd"> """</span> -</span><span id="Spark-151"><a href="#Spark-151"><span class="linenos">151</span></a> <span class="n">agg_all_unquoted</span> <span class="o">=</span> <span class="n">agg</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span> -</span><span id="Spark-152"><a href="#Spark-152"><span class="linenos">152</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Identifier</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">,</span> <span class="n">quoted</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> -</span><span id="Spark-153"><a href="#Spark-153"><span class="linenos">153</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">Identifier</span><span class="p">)</span> -</span><span id="Spark-154"><a href="#Spark-154"><span class="linenos">154</span></a> <span class="k">else</span> <span class="n">node</span> -</span><span id="Spark-155"><a href="#Spark-155"><span class="linenos">155</span></a> <span class="p">)</span> -</span><span id="Spark-156"><a href="#Spark-156"><span class="linenos">156</span></a> <span class="n">names</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">agg_all_unquoted</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">dialect</span><span class="o">=</span><span class="s2">"spark"</span><span class="p">,</span> <span class="n">normalize_functions</span><span class="o">=</span><span class="s2">"lower"</span><span class="p">))</span> -</span><span id="Spark-157"><a href="#Spark-157"><span class="linenos">157</span></a> -</span><span id="Spark-158"><a href="#Spark-158"><span class="linenos">158</span></a> <span class="k">return</span> <span class="n">names</span> -</span><span id="Spark-159"><a href="#Spark-159"><span class="linenos">159</span></a> -</span><span id="Spark-160"><a href="#Spark-160"><span class="linenos">160</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> -</span><span id="Spark-161"><a href="#Spark-161"><span class="linenos">161</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark-162"><a href="#Spark-162"><span class="linenos">162</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark-163"><a href="#Spark-163"><span class="linenos">163</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">TINYINT</span><span class="p">:</span> <span class="s2">"BYTE"</span><span class="p">,</span> -</span><span id="Spark-164"><a href="#Spark-164"><span class="linenos">164</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">SMALLINT</span><span class="p">:</span> <span class="s2">"SHORT"</span><span class="p">,</span> -</span><span id="Spark-165"><a href="#Spark-165"><span class="linenos">165</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">BIGINT</span><span class="p">:</span> <span class="s2">"LONG"</span><span class="p">,</span> -</span><span id="Spark-166"><a href="#Spark-166"><span class="linenos">166</span></a> <span class="p">}</span> -</span><span id="Spark-167"><a href="#Spark-167"><span class="linenos">167</span></a> -</span><span id="Spark-168"><a href="#Spark-168"><span class="linenos">168</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark-169"><a href="#Spark-169"><span class="linenos">169</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark-170"><a href="#Spark-170"><span class="linenos">170</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">EngineProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark-171"><a href="#Spark-171"><span class="linenos">171</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">AutoIncrementProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark-172"><a href="#Spark-172"><span class="linenos">172</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CharacterSetProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark-173"><a href="#Spark-173"><span class="linenos">173</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CollateProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark-174"><a href="#Spark-174"><span class="linenos">174</span></a> <span class="p">}</span> -</span><span id="Spark-175"><a href="#Spark-175"><span class="linenos">175</span></a> -</span><span id="Spark-176"><a href="#Spark-176"><span class="linenos">176</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark-177"><a href="#Spark-177"><span class="linenos">177</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark-178"><a href="#Spark-178"><span class="linenos">178</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ApproxDistinct</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"APPROX_COUNT_DISTINCT"</span><span class="p">),</span> -</span><span id="Spark-179"><a href="#Spark-179"><span class="linenos">179</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FileFormatProperty</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="sa">f</span><span class="s2">"USING </span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span> -</span><span id="Spark-180"><a href="#Spark-180"><span class="linenos">180</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ArraySum</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="sa">f</span><span class="s2">"AGGREGATE(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, 0, (acc, x) -> acc + x, acc -> acc)"</span><span class="p">,</span> -</span><span id="Spark-181"><a href="#Spark-181"><span class="linenos">181</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseLeftShift</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"SHIFTLEFT"</span><span class="p">),</span> -</span><span id="Spark-182"><a href="#Spark-182"><span class="linenos">182</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseRightShift</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"SHIFTRIGHT"</span><span class="p">),</span> -</span><span id="Spark-183"><a href="#Spark-183"><span class="linenos">183</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</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">func</span><span class="p">(</span><span class="s2">"TRUNC"</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">e</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">"unit"</span><span class="p">)),</span> -</span><span id="Spark-184"><a href="#Spark-184"><span class="linenos">184</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</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="sa">f</span><span class="s2">" /*+ </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span><span class="si">}</span><span class="s2"> */"</span><span class="p">,</span> -</span><span id="Spark-185"><a href="#Spark-185"><span class="linenos">185</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StrToDate</span><span class="p">:</span> <span class="n">_str_to_date</span><span class="p">,</span> -</span><span id="Spark-186"><a href="#Spark-186"><span class="linenos">186</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StrToTime</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="sa">f</span><span class="s2">"TO_TIMESTAMP(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_time</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Spark-187"><a href="#Spark-187"><span class="linenos">187</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">UnixToTime</span><span class="p">:</span> <span class="n">_unix_to_time_sql</span><span class="p">,</span> -</span><span id="Spark-188"><a href="#Spark-188"><span class="linenos">188</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</span><span class="p">:</span> <span class="n">_create_sql</span><span class="p">,</span> -</span><span id="Spark-189"><a href="#Spark-189"><span class="linenos">189</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="n">_map_sql</span><span class="p">,</span> -</span><span id="Spark-190"><a href="#Spark-190"><span class="linenos">190</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Reduce</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"AGGREGATE"</span><span class="p">),</span> -</span><span id="Spark-191"><a href="#Spark-191"><span class="linenos">191</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StructKwarg</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="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">: </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span> -</span><span id="Spark-192"><a href="#Spark-192"><span class="linenos">192</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampTrunc</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">func</span><span class="p">(</span> -</span><span id="Spark-193"><a href="#Spark-193"><span class="linenos">193</span></a> <span class="s2">"DATE_TRUNC"</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="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)),</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="Spark-194"><a href="#Spark-194"><span class="linenos">194</span></a> <span class="p">),</span> -</span><span id="Spark-195"><a href="#Spark-195"><span class="linenos">195</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Trim</span><span class="p">:</span> <span class="n">trim_sql</span><span class="p">,</span> -</span><span id="Spark-196"><a href="#Spark-196"><span class="linenos">196</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VariancePop</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"VAR_POP"</span><span class="p">),</span> -</span><span id="Spark-197"><a href="#Spark-197"><span class="linenos">197</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateFromParts</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAKE_DATE"</span><span class="p">),</span> -</span><span id="Spark-198"><a href="#Spark-198"><span class="linenos">198</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"BOOL_OR"</span><span class="p">),</span> -</span><span id="Spark-199"><a href="#Spark-199"><span class="linenos">199</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"BOOL_AND"</span><span class="p">),</span> -</span><span id="Spark-200"><a href="#Spark-200"><span class="linenos">200</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfWeek</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFWEEK"</span><span class="p">),</span> -</span><span id="Spark-201"><a href="#Spark-201"><span class="linenos">201</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfMonth</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFMONTH"</span><span class="p">),</span> -</span><span id="Spark-202"><a href="#Spark-202"><span class="linenos">202</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfYear</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFYEAR"</span><span class="p">),</span> -</span><span id="Spark-203"><a href="#Spark-203"><span class="linenos">203</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">WeekOfYear</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"WEEKOFYEAR"</span><span class="p">),</span> -</span><span id="Spark-204"><a href="#Spark-204"><span class="linenos">204</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">AtTimeZone</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="sa">f</span><span class="s2">"FROM_UTC_TIMESTAMP(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'zone'</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Spark-205"><a href="#Spark-205"><span class="linenos">205</span></a> <span class="p">}</span> -</span><span id="Spark-206"><a href="#Spark-206"><span class="linenos">206</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ArraySort</span><span class="p">)</span> -</span><span id="Spark-207"><a href="#Spark-207"><span class="linenos">207</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">)</span> -</span><span id="Spark-208"><a href="#Spark-208"><span class="linenos">208</span></a> -</span><span id="Spark-209"><a href="#Spark-209"><span class="linenos">209</span></a> <span class="n">WRAP_DERIVED_VALUES</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="Spark-210"><a href="#Spark-210"><span class="linenos">210</span></a> <span class="n">CREATE_FUNCTION_RETURN_AS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="Spark-211"><a href="#Spark-211"><span class="linenos">211</span></a> -</span><span id="Spark-212"><a href="#Spark-212"><span class="linenos">212</span></a> <span class="k">def</span> <span class="nf">cast_sql</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">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Spark-213"><a href="#Spark-213"><span class="linenos">213</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">Cast</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="o">.</span><span class="n">is_type</span><span class="p">(</span> -</span><span id="Spark-214"><a href="#Spark-214"><span class="linenos">214</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">JSON</span> -</span><span id="Spark-215"><a href="#Spark-215"><span class="linenos">215</span></a> <span class="p">):</span> -</span><span id="Spark-216"><a href="#Spark-216"><span class="linenos">216</span></a> <span class="n">schema</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"'</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'to'</span><span class="p">)</span><span class="si">}</span><span class="s2">'"</span> -</span><span id="Spark-217"><a href="#Spark-217"><span class="linenos">217</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"FROM_JSON"</span><span class="p">,</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 class="n">schema</span><span class="p">)</span> -</span><span id="Spark-218"><a href="#Spark-218"><span class="linenos">218</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">is_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="o">.</span><span class="n">JSON</span><span class="p">):</span> -</span><span id="Spark-219"><a href="#Spark-219"><span class="linenos">219</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"TO_JSON"</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="Spark-220"><a href="#Spark-220"><span class="linenos">220</span></a> -</span><span id="Spark-221"><a href="#Spark-221"><span class="linenos">221</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">(</span><span class="n">Spark</span><span class="o">.</span><span class="n">Generator</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="Spark-222"><a href="#Spark-222"><span class="linenos">222</span></a> -</span><span id="Spark-223"><a href="#Spark-223"><span class="linenos">223</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> -</span><span id="Spark-224"><a href="#Spark-224"><span class="linenos">224</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">)]</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Spark-37"><a href="#Spark-37"><span class="linenos">37</span></a><span class="k">class</span> <span class="nc">Spark</span><span class="p">(</span><span class="n">Spark2</span><span class="p">):</span> +</span><span id="Spark-38"><a href="#Spark-38"><span class="linenos">38</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="Spark-39"><a href="#Spark-39"><span class="linenos">39</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Spark-40"><a href="#Spark-40"><span class="linenos">40</span></a> <span class="o">**</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="Spark-41"><a href="#Spark-41"><span class="linenos">41</span></a> <span class="s2">"DATEDIFF"</span><span class="p">:</span> <span class="n">_parse_datediff</span><span class="p">,</span> +</span><span id="Spark-42"><a href="#Spark-42"><span class="linenos">42</span></a> <span class="p">}</span> +</span><span id="Spark-43"><a href="#Spark-43"><span class="linenos">43</span></a> +</span><span id="Spark-44"><a href="#Spark-44"><span class="linenos">44</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="Spark-45"><a href="#Spark-45"><span class="linenos">45</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="n">Spark2</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span> +</span><span id="Spark-46"><a href="#Spark-46"><span class="linenos">46</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> +</span><span id="Spark-47"><a href="#Spark-47"><span class="linenos">47</span></a> +</span><span id="Spark-48"><a href="#Spark-48"><span class="linenos">48</span></a> <span class="k">def</span> <span class="nf">datediff_sql</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">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Spark-49"><a href="#Spark-49"><span class="linenos">49</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"unit"</span><span class="p">)</span> +</span><span id="Spark-50"><a href="#Spark-50"><span class="linenos">50</span></a> <span class="n">end</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> +</span><span id="Spark-51"><a href="#Spark-51"><span class="linenos">51</span></a> <span class="n">start</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"expression"</span><span class="p">)</span> +</span><span id="Spark-52"><a href="#Spark-52"><span class="linenos">52</span></a> +</span><span id="Spark-53"><a href="#Spark-53"><span class="linenos">53</span></a> <span class="k">if</span> <span class="n">unit</span><span class="p">:</span> +</span><span id="Spark-54"><a href="#Spark-54"><span class="linenos">54</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">unit</span><span class="p">,</span> <span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span> +</span><span id="Spark-55"><a href="#Spark-55"><span class="linenos">55</span></a> +</span><span id="Spark-56"><a href="#Spark-56"><span class="linenos">56</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">end</span><span class="p">,</span> <span class="n">start</span><span class="p">)</span> </span></pre></div> @@ -498,7 +172,11 @@ <div class="inherited"> <h5>Inherited Members</h5> <dl> - <div><dt><a href="dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></dt> + <div><dt><a href="spark2.html#Spark2">sqlglot.dialects.spark2.Spark2</a></dt> + <dd id="Spark.Tokenizer" class="class"><a href="spark2.html#Spark2.Tokenizer">Tokenizer</a></dd> + + </div> + <div><dt><a href="dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></dt> <dd id="Spark.get_or_raise" class="function"><a href="dialect.html#Dialect.get_or_raise">get_or_raise</a></dd> <dd id="Spark.format_time" class="function"><a href="dialect.html#Dialect.format_time">format_time</a></dd> <dd id="Spark.parse" class="function"><a href="dialect.html#Dialect.parse">parse</a></dd> @@ -518,117 +196,17 @@ <div class="attr class"> <span class="def">class</span> - <span class="name">Spark.Parser</span><wbr>(<span class="base"><a href="hive.html#Hive.Parser">sqlglot.dialects.hive.Hive.Parser</a></span>): + <span class="name">Spark.Parser</span><wbr>(<span class="base"><a href="spark2.html#Spark2.Parser">sqlglot.dialects.spark2.Spark2.Parser</a></span>): <label class="view-source-button" for="Spark.Parser-view-source"><span>View Source</span></label> </div> <a class="headerlink" href="#Spark.Parser"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Parser-54"><a href="#Spark.Parser-54"><span class="linenos"> 54</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> -</span><span id="Spark.Parser-55"><a href="#Spark.Parser-55"><span class="linenos"> 55</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark.Parser-56"><a href="#Spark.Parser-56"><span class="linenos"> 56</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark.Parser-57"><a href="#Spark.Parser-57"><span class="linenos"> 57</span></a> <span class="s2">"MAP_FROM_ARRAYS"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark.Parser-58"><a href="#Spark.Parser-58"><span class="linenos"> 58</span></a> <span class="s2">"TO_UNIX_TIMESTAMP"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">StrToUnix</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark.Parser-59"><a href="#Spark.Parser-59"><span class="linenos"> 59</span></a> <span class="s2">"LEFT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Substring</span><span class="p">(</span> -</span><span id="Spark.Parser-60"><a href="#Spark.Parser-60"><span class="linenos"> 60</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark.Parser-61"><a href="#Spark.Parser-61"><span class="linenos"> 61</span></a> <span class="n">start</span><span class="o">=</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="mi">1</span><span class="p">),</span> -</span><span id="Spark.Parser-62"><a href="#Spark.Parser-62"><span class="linenos"> 62</span></a> <span class="n">length</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark.Parser-63"><a href="#Spark.Parser-63"><span class="linenos"> 63</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-64"><a href="#Spark.Parser-64"><span class="linenos"> 64</span></a> <span class="s2">"SHIFTLEFT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseLeftShift</span><span class="p">(</span> -</span><span id="Spark.Parser-65"><a href="#Spark.Parser-65"><span class="linenos"> 65</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark.Parser-66"><a href="#Spark.Parser-66"><span class="linenos"> 66</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark.Parser-67"><a href="#Spark.Parser-67"><span class="linenos"> 67</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-68"><a href="#Spark.Parser-68"><span class="linenos"> 68</span></a> <span class="s2">"SHIFTRIGHT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseRightShift</span><span class="p">(</span> -</span><span id="Spark.Parser-69"><a href="#Spark.Parser-69"><span class="linenos"> 69</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark.Parser-70"><a href="#Spark.Parser-70"><span class="linenos"> 70</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark.Parser-71"><a href="#Spark.Parser-71"><span class="linenos"> 71</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-72"><a href="#Spark.Parser-72"><span class="linenos"> 72</span></a> <span class="s2">"RIGHT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Substring</span><span class="p">(</span> -</span><span id="Spark.Parser-73"><a href="#Spark.Parser-73"><span class="linenos"> 73</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> -</span><span id="Spark.Parser-74"><a href="#Spark.Parser-74"><span class="linenos"> 74</span></a> <span class="n">start</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">(</span> -</span><span id="Spark.Parser-75"><a href="#Spark.Parser-75"><span class="linenos"> 75</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Length</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-76"><a href="#Spark.Parser-76"><span class="linenos"> 76</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="n">expression</span><span class="o">=</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="mi">1</span><span class="p">)),</span> -</span><span id="Spark.Parser-77"><a href="#Spark.Parser-77"><span class="linenos"> 77</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-78"><a href="#Spark.Parser-78"><span class="linenos"> 78</span></a> <span class="n">length</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark.Parser-79"><a href="#Spark.Parser-79"><span class="linenos"> 79</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-80"><a href="#Spark.Parser-80"><span class="linenos"> 80</span></a> <span class="s2">"APPROX_PERCENTILE"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark.Parser-81"><a href="#Spark.Parser-81"><span class="linenos"> 81</span></a> <span class="s2">"BOOLEAN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="Spark.Parser-82"><a href="#Spark.Parser-82"><span class="linenos"> 82</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"boolean"</span><span class="p">)</span> -</span><span id="Spark.Parser-83"><a href="#Spark.Parser-83"><span class="linenos"> 83</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-84"><a href="#Spark.Parser-84"><span class="linenos"> 84</span></a> <span class="s2">"IIF"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">If</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark.Parser-85"><a href="#Spark.Parser-85"><span class="linenos"> 85</span></a> <span class="s2">"INT"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"int"</span><span class="p">)),</span> -</span><span id="Spark.Parser-86"><a href="#Spark.Parser-86"><span class="linenos"> 86</span></a> <span class="s2">"AGGREGATE"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Reduce</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="Spark.Parser-87"><a href="#Spark.Parser-87"><span class="linenos"> 87</span></a> <span class="s2">"DAYOFWEEK"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfWeek</span><span class="p">(</span> -</span><span id="Spark.Parser-88"><a href="#Spark.Parser-88"><span class="linenos"> 88</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-89"><a href="#Spark.Parser-89"><span class="linenos"> 89</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-90"><a href="#Spark.Parser-90"><span class="linenos"> 90</span></a> <span class="s2">"DAYOFMONTH"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfMonth</span><span class="p">(</span> -</span><span id="Spark.Parser-91"><a href="#Spark.Parser-91"><span class="linenos"> 91</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-92"><a href="#Spark.Parser-92"><span class="linenos"> 92</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-93"><a href="#Spark.Parser-93"><span class="linenos"> 93</span></a> <span class="s2">"DAYOFYEAR"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfYear</span><span class="p">(</span> -</span><span id="Spark.Parser-94"><a href="#Spark.Parser-94"><span class="linenos"> 94</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-95"><a href="#Spark.Parser-95"><span class="linenos"> 95</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-96"><a href="#Spark.Parser-96"><span class="linenos"> 96</span></a> <span class="s2">"WEEKOFYEAR"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">WeekOfYear</span><span class="p">(</span> -</span><span id="Spark.Parser-97"><a href="#Spark.Parser-97"><span class="linenos"> 97</span></a> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-98"><a href="#Spark.Parser-98"><span class="linenos"> 98</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-99"><a href="#Spark.Parser-99"><span class="linenos"> 99</span></a> <span class="s2">"DATE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"date"</span><span class="p">)),</span> -</span><span id="Spark.Parser-100"><a href="#Spark.Parser-100"><span class="linenos">100</span></a> <span class="s2">"DATE_TRUNC"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampTrunc</span><span class="p">(</span> -</span><span id="Spark.Parser-101"><a href="#Spark.Parser-101"><span class="linenos">101</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> -</span><span id="Spark.Parser-102"><a href="#Spark.Parser-102"><span class="linenos">102</span></a> <span class="n">unit</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-103"><a href="#Spark.Parser-103"><span class="linenos">103</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-104"><a href="#Spark.Parser-104"><span class="linenos">104</span></a> <span class="s2">"STRING"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"string"</span><span class="p">)),</span> -</span><span id="Spark.Parser-105"><a href="#Spark.Parser-105"><span class="linenos">105</span></a> <span class="s2">"TRUNC"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</span><span class="p">(</span><span class="n">unit</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">1</span><span class="p">),</span> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">)),</span> -</span><span id="Spark.Parser-106"><a href="#Spark.Parser-106"><span class="linenos">106</span></a> <span class="s2">"TIMESTAMP"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">args</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="Spark.Parser-107"><a href="#Spark.Parser-107"><span class="linenos">107</span></a> <span class="n">this</span><span class="o">=</span><span class="n">seq_get</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">to</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">"timestamp"</span><span class="p">)</span> -</span><span id="Spark.Parser-108"><a href="#Spark.Parser-108"><span class="linenos">108</span></a> <span class="p">),</span> -</span><span id="Spark.Parser-109"><a href="#Spark.Parser-109"><span class="linenos">109</span></a> <span class="p">}</span> -</span><span id="Spark.Parser-110"><a href="#Spark.Parser-110"><span class="linenos">110</span></a> -</span><span id="Spark.Parser-111"><a href="#Spark.Parser-111"><span class="linenos">111</span></a> <span class="n">FUNCTION_PARSERS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark.Parser-112"><a href="#Spark.Parser-112"><span class="linenos">112</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTION_PARSERS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark.Parser-113"><a href="#Spark.Parser-113"><span class="linenos">113</span></a> <span class="s2">"BROADCAST"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"BROADCAST"</span><span class="p">),</span> -</span><span id="Spark.Parser-114"><a href="#Spark.Parser-114"><span class="linenos">114</span></a> <span class="s2">"BROADCASTJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"BROADCASTJOIN"</span><span class="p">),</span> -</span><span id="Spark.Parser-115"><a href="#Spark.Parser-115"><span class="linenos">115</span></a> <span class="s2">"MAPJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MAPJOIN"</span><span class="p">),</span> -</span><span id="Spark.Parser-116"><a href="#Spark.Parser-116"><span class="linenos">116</span></a> <span class="s2">"MERGE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MERGE"</span><span class="p">),</span> -</span><span id="Spark.Parser-117"><a href="#Spark.Parser-117"><span class="linenos">117</span></a> <span class="s2">"SHUFFLEMERGE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLEMERGE"</span><span class="p">),</span> -</span><span id="Spark.Parser-118"><a href="#Spark.Parser-118"><span class="linenos">118</span></a> <span class="s2">"MERGEJOIN"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"MERGEJOIN"</span><span class="p">),</span> -</span><span id="Spark.Parser-119"><a href="#Spark.Parser-119"><span class="linenos">119</span></a> <span class="s2">"SHUFFLE_HASH"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLE_HASH"</span><span class="p">),</span> -</span><span id="Spark.Parser-120"><a href="#Spark.Parser-120"><span class="linenos">120</span></a> <span class="s2">"SHUFFLE_REPLICATE_NL"</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_join_hint</span><span class="p">(</span><span class="s2">"SHUFFLE_REPLICATE_NL"</span><span class="p">),</span> -</span><span id="Spark.Parser-121"><a href="#Spark.Parser-121"><span class="linenos">121</span></a> <span class="p">}</span> -</span><span id="Spark.Parser-122"><a href="#Spark.Parser-122"><span class="linenos">122</span></a> -</span><span id="Spark.Parser-123"><a href="#Spark.Parser-123"><span class="linenos">123</span></a> <span class="k">def</span> <span class="nf">_parse_add_column</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</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="Spark.Parser-124"><a href="#Spark.Parser-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_match_text_seq</span><span class="p">(</span><span class="s2">"ADD"</span><span class="p">,</span> <span class="s2">"COLUMNS"</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">_parse_schema</span><span class="p">()</span> -</span><span id="Spark.Parser-125"><a href="#Spark.Parser-125"><span class="linenos">125</span></a> -</span><span id="Spark.Parser-126"><a href="#Spark.Parser-126"><span class="linenos">126</span></a> <span class="k">def</span> <span class="nf">_parse_drop_column</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</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="Spark.Parser-127"><a href="#Spark.Parser-127"><span class="linenos">127</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_match_text_seq</span><span class="p">(</span><span class="s2">"DROP"</span><span class="p">,</span> <span class="s2">"COLUMNS"</span><span class="p">)</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">expression</span><span class="p">(</span> -</span><span id="Spark.Parser-128"><a href="#Spark.Parser-128"><span class="linenos">128</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Drop</span><span class="p">,</span> -</span><span id="Spark.Parser-129"><a href="#Spark.Parser-129"><span class="linenos">129</span></a> <span class="n">this</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_parse_schema</span><span class="p">(),</span> -</span><span id="Spark.Parser-130"><a href="#Spark.Parser-130"><span class="linenos">130</span></a> <span class="n">kind</span><span class="o">=</span><span class="s2">"COLUMNS"</span><span class="p">,</span> -</span><span id="Spark.Parser-131"><a href="#Spark.Parser-131"><span class="linenos">131</span></a> <span class="p">)</span> -</span><span id="Spark.Parser-132"><a href="#Spark.Parser-132"><span class="linenos">132</span></a> -</span><span id="Spark.Parser-133"><a href="#Spark.Parser-133"><span class="linenos">133</span></a> <span class="k">def</span> <span class="nf">_pivot_column_names</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">pivot_columns</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="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span> -</span><span id="Spark.Parser-134"><a href="#Spark.Parser-134"><span class="linenos">134</span></a> <span class="c1"># Spark doesn't add a suffix to the pivot columns when there's a single aggregation</span> -</span><span id="Spark.Parser-135"><a href="#Spark.Parser-135"><span class="linenos">135</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">pivot_columns</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span> -</span><span id="Spark.Parser-136"><a href="#Spark.Parser-136"><span class="linenos">136</span></a> <span class="k">return</span> <span class="p">[</span><span class="s2">""</span><span class="p">]</span> -</span><span id="Spark.Parser-137"><a href="#Spark.Parser-137"><span class="linenos">137</span></a> -</span><span id="Spark.Parser-138"><a href="#Spark.Parser-138"><span class="linenos">138</span></a> <span class="n">names</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="Spark.Parser-139"><a href="#Spark.Parser-139"><span class="linenos">139</span></a> <span class="k">for</span> <span class="n">agg</span> <span class="ow">in</span> <span class="n">pivot_columns</span><span class="p">:</span> -</span><span id="Spark.Parser-140"><a href="#Spark.Parser-140"><span class="linenos">140</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">agg</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="Spark.Parser-141"><a href="#Spark.Parser-141"><span class="linenos">141</span></a> <span class="n">names</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">agg</span><span class="o">.</span><span class="n">alias</span><span class="p">)</span> -</span><span id="Spark.Parser-142"><a href="#Spark.Parser-142"><span class="linenos">142</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="Spark.Parser-143"><a href="#Spark.Parser-143"><span class="linenos">143</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Spark.Parser-144"><a href="#Spark.Parser-144"><span class="linenos">144</span></a><span class="sd"> This case corresponds to aggregations without aliases being used as suffixes</span> -</span><span id="Spark.Parser-145"><a href="#Spark.Parser-145"><span class="linenos">145</span></a><span class="sd"> (e.g. col_avg(foo)). We need to unquote identifiers because they're going to</span> -</span><span id="Spark.Parser-146"><a href="#Spark.Parser-146"><span class="linenos">146</span></a><span class="sd"> be quoted in the base parser's `_parse_pivot` method, due to `to_identifier`.</span> -</span><span id="Spark.Parser-147"><a href="#Spark.Parser-147"><span class="linenos">147</span></a><span class="sd"> Otherwise, we'd end up with `col_avg(`foo`)` (notice the double quotes).</span> -</span><span id="Spark.Parser-148"><a href="#Spark.Parser-148"><span class="linenos">148</span></a> -</span><span id="Spark.Parser-149"><a href="#Spark.Parser-149"><span class="linenos">149</span></a><span class="sd"> Moreover, function names are lowercased in order to mimic Spark's naming scheme.</span> -</span><span id="Spark.Parser-150"><a href="#Spark.Parser-150"><span class="linenos">150</span></a><span class="sd"> """</span> -</span><span id="Spark.Parser-151"><a href="#Spark.Parser-151"><span class="linenos">151</span></a> <span class="n">agg_all_unquoted</span> <span class="o">=</span> <span class="n">agg</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span> -</span><span id="Spark.Parser-152"><a href="#Spark.Parser-152"><span class="linenos">152</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Identifier</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">,</span> <span class="n">quoted</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> -</span><span id="Spark.Parser-153"><a href="#Spark.Parser-153"><span class="linenos">153</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">Identifier</span><span class="p">)</span> -</span><span id="Spark.Parser-154"><a href="#Spark.Parser-154"><span class="linenos">154</span></a> <span class="k">else</span> <span class="n">node</span> -</span><span id="Spark.Parser-155"><a href="#Spark.Parser-155"><span class="linenos">155</span></a> <span class="p">)</span> -</span><span id="Spark.Parser-156"><a href="#Spark.Parser-156"><span class="linenos">156</span></a> <span class="n">names</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">agg_all_unquoted</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">dialect</span><span class="o">=</span><span class="s2">"spark"</span><span class="p">,</span> <span class="n">normalize_functions</span><span class="o">=</span><span class="s2">"lower"</span><span class="p">))</span> -</span><span id="Spark.Parser-157"><a href="#Spark.Parser-157"><span class="linenos">157</span></a> -</span><span id="Spark.Parser-158"><a href="#Spark.Parser-158"><span class="linenos">158</span></a> <span class="k">return</span> <span class="n">names</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Parser-38"><a href="#Spark.Parser-38"><span class="linenos">38</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="Spark.Parser-39"><a href="#Spark.Parser-39"><span class="linenos">39</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Spark.Parser-40"><a href="#Spark.Parser-40"><span class="linenos">40</span></a> <span class="o">**</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="Spark.Parser-41"><a href="#Spark.Parser-41"><span class="linenos">41</span></a> <span class="s2">"DATEDIFF"</span><span class="p">:</span> <span class="n">_parse_datediff</span><span class="p">,</span> +</span><span id="Spark.Parser-42"><a href="#Spark.Parser-42"><span class="linenos">42</span></a> <span class="p">}</span> </span></pre></div> @@ -679,74 +257,25 @@ Default: "nulls_are_small"</li> <div class="attr class"> <span class="def">class</span> - <span class="name">Spark.Generator</span><wbr>(<span class="base"><a href="hive.html#Hive.Generator">sqlglot.dialects.hive.Hive.Generator</a></span>): + <span class="name">Spark.Generator</span><wbr>(<span class="base"><a href="spark2.html#Spark2.Generator">sqlglot.dialects.spark2.Spark2.Generator</a></span>): <label class="view-source-button" for="Spark.Generator-view-source"><span>View Source</span></label> </div> <a class="headerlink" href="#Spark.Generator"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Generator-160"><a href="#Spark.Generator-160"><span class="linenos">160</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> -</span><span id="Spark.Generator-161"><a href="#Spark.Generator-161"><span class="linenos">161</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark.Generator-162"><a href="#Spark.Generator-162"><span class="linenos">162</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark.Generator-163"><a href="#Spark.Generator-163"><span class="linenos">163</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">TINYINT</span><span class="p">:</span> <span class="s2">"BYTE"</span><span class="p">,</span> -</span><span id="Spark.Generator-164"><a href="#Spark.Generator-164"><span class="linenos">164</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">SMALLINT</span><span class="p">:</span> <span class="s2">"SHORT"</span><span class="p">,</span> -</span><span id="Spark.Generator-165"><a href="#Spark.Generator-165"><span class="linenos">165</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">BIGINT</span><span class="p">:</span> <span class="s2">"LONG"</span><span class="p">,</span> -</span><span id="Spark.Generator-166"><a href="#Spark.Generator-166"><span class="linenos">166</span></a> <span class="p">}</span> -</span><span id="Spark.Generator-167"><a href="#Spark.Generator-167"><span class="linenos">167</span></a> -</span><span id="Spark.Generator-168"><a href="#Spark.Generator-168"><span class="linenos">168</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark.Generator-169"><a href="#Spark.Generator-169"><span class="linenos">169</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark.Generator-170"><a href="#Spark.Generator-170"><span class="linenos">170</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">EngineProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark.Generator-171"><a href="#Spark.Generator-171"><span class="linenos">171</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">AutoIncrementProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark.Generator-172"><a href="#Spark.Generator-172"><span class="linenos">172</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CharacterSetProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark.Generator-173"><a href="#Spark.Generator-173"><span class="linenos">173</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CollateProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span><span class="p">,</span> -</span><span id="Spark.Generator-174"><a href="#Spark.Generator-174"><span class="linenos">174</span></a> <span class="p">}</span> -</span><span id="Spark.Generator-175"><a href="#Spark.Generator-175"><span class="linenos">175</span></a> -</span><span id="Spark.Generator-176"><a href="#Spark.Generator-176"><span class="linenos">176</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Spark.Generator-177"><a href="#Spark.Generator-177"><span class="linenos">177</span></a> <span class="o">**</span><span class="n">Hive</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> <span class="c1"># type: ignore</span> -</span><span id="Spark.Generator-178"><a href="#Spark.Generator-178"><span class="linenos">178</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ApproxDistinct</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"APPROX_COUNT_DISTINCT"</span><span class="p">),</span> -</span><span id="Spark.Generator-179"><a href="#Spark.Generator-179"><span class="linenos">179</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FileFormatProperty</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="sa">f</span><span class="s2">"USING </span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span> -</span><span id="Spark.Generator-180"><a href="#Spark.Generator-180"><span class="linenos">180</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ArraySum</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="sa">f</span><span class="s2">"AGGREGATE(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, 0, (acc, x) -> acc + x, acc -> acc)"</span><span class="p">,</span> -</span><span id="Spark.Generator-181"><a href="#Spark.Generator-181"><span class="linenos">181</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseLeftShift</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"SHIFTLEFT"</span><span class="p">),</span> -</span><span id="Spark.Generator-182"><a href="#Spark.Generator-182"><span class="linenos">182</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">BitwiseRightShift</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"SHIFTRIGHT"</span><span class="p">),</span> -</span><span id="Spark.Generator-183"><a href="#Spark.Generator-183"><span class="linenos">183</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</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">func</span><span class="p">(</span><span class="s2">"TRUNC"</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">e</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">"unit"</span><span class="p">)),</span> -</span><span id="Spark.Generator-184"><a href="#Spark.Generator-184"><span class="linenos">184</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</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="sa">f</span><span class="s2">" /*+ </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span><span class="si">}</span><span class="s2"> */"</span><span class="p">,</span> -</span><span id="Spark.Generator-185"><a href="#Spark.Generator-185"><span class="linenos">185</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StrToDate</span><span class="p">:</span> <span class="n">_str_to_date</span><span class="p">,</span> -</span><span id="Spark.Generator-186"><a href="#Spark.Generator-186"><span class="linenos">186</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StrToTime</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="sa">f</span><span class="s2">"TO_TIMESTAMP(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_time</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Spark.Generator-187"><a href="#Spark.Generator-187"><span class="linenos">187</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">UnixToTime</span><span class="p">:</span> <span class="n">_unix_to_time_sql</span><span class="p">,</span> -</span><span id="Spark.Generator-188"><a href="#Spark.Generator-188"><span class="linenos">188</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</span><span class="p">:</span> <span class="n">_create_sql</span><span class="p">,</span> -</span><span id="Spark.Generator-189"><a href="#Spark.Generator-189"><span class="linenos">189</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Map</span><span class="p">:</span> <span class="n">_map_sql</span><span class="p">,</span> -</span><span id="Spark.Generator-190"><a href="#Spark.Generator-190"><span class="linenos">190</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Reduce</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"AGGREGATE"</span><span class="p">),</span> -</span><span id="Spark.Generator-191"><a href="#Spark.Generator-191"><span class="linenos">191</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">StructKwarg</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="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">: </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span> -</span><span id="Spark.Generator-192"><a href="#Spark.Generator-192"><span class="linenos">192</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampTrunc</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">func</span><span class="p">(</span> -</span><span id="Spark.Generator-193"><a href="#Spark.Generator-193"><span class="linenos">193</span></a> <span class="s2">"DATE_TRUNC"</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="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)),</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="Spark.Generator-194"><a href="#Spark.Generator-194"><span class="linenos">194</span></a> <span class="p">),</span> -</span><span id="Spark.Generator-195"><a href="#Spark.Generator-195"><span class="linenos">195</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Trim</span><span class="p">:</span> <span class="n">trim_sql</span><span class="p">,</span> -</span><span id="Spark.Generator-196"><a href="#Spark.Generator-196"><span class="linenos">196</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VariancePop</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"VAR_POP"</span><span class="p">),</span> -</span><span id="Spark.Generator-197"><a href="#Spark.Generator-197"><span class="linenos">197</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateFromParts</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAKE_DATE"</span><span class="p">),</span> -</span><span id="Spark.Generator-198"><a href="#Spark.Generator-198"><span class="linenos">198</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"BOOL_OR"</span><span class="p">),</span> -</span><span id="Spark.Generator-199"><a href="#Spark.Generator-199"><span class="linenos">199</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"BOOL_AND"</span><span class="p">),</span> -</span><span id="Spark.Generator-200"><a href="#Spark.Generator-200"><span class="linenos">200</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfWeek</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFWEEK"</span><span class="p">),</span> -</span><span id="Spark.Generator-201"><a href="#Spark.Generator-201"><span class="linenos">201</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfMonth</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFMONTH"</span><span class="p">),</span> -</span><span id="Spark.Generator-202"><a href="#Spark.Generator-202"><span class="linenos">202</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DayOfYear</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DAYOFYEAR"</span><span class="p">),</span> -</span><span id="Spark.Generator-203"><a href="#Spark.Generator-203"><span class="linenos">203</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">WeekOfYear</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"WEEKOFYEAR"</span><span class="p">),</span> -</span><span id="Spark.Generator-204"><a href="#Spark.Generator-204"><span class="linenos">204</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">AtTimeZone</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="sa">f</span><span class="s2">"FROM_UTC_TIMESTAMP(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">, </span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="p">,</span><span class="w"> </span><span class="s1">'zone'</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Spark.Generator-205"><a href="#Spark.Generator-205"><span class="linenos">205</span></a> <span class="p">}</span> -</span><span id="Spark.Generator-206"><a href="#Spark.Generator-206"><span class="linenos">206</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ArraySort</span><span class="p">)</span> -</span><span id="Spark.Generator-207"><a href="#Spark.Generator-207"><span class="linenos">207</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">)</span> -</span><span id="Spark.Generator-208"><a href="#Spark.Generator-208"><span class="linenos">208</span></a> -</span><span id="Spark.Generator-209"><a href="#Spark.Generator-209"><span class="linenos">209</span></a> <span class="n">WRAP_DERIVED_VALUES</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="Spark.Generator-210"><a href="#Spark.Generator-210"><span class="linenos">210</span></a> <span class="n">CREATE_FUNCTION_RETURN_AS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="Spark.Generator-211"><a href="#Spark.Generator-211"><span class="linenos">211</span></a> -</span><span id="Spark.Generator-212"><a href="#Spark.Generator-212"><span class="linenos">212</span></a> <span class="k">def</span> <span class="nf">cast_sql</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">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Spark.Generator-213"><a href="#Spark.Generator-213"><span class="linenos">213</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">Cast</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="o">.</span><span class="n">is_type</span><span class="p">(</span> -</span><span id="Spark.Generator-214"><a href="#Spark.Generator-214"><span class="linenos">214</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">JSON</span> -</span><span id="Spark.Generator-215"><a href="#Spark.Generator-215"><span class="linenos">215</span></a> <span class="p">):</span> -</span><span id="Spark.Generator-216"><a href="#Spark.Generator-216"><span class="linenos">216</span></a> <span class="n">schema</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"'</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'to'</span><span class="p">)</span><span class="si">}</span><span class="s2">'"</span> -</span><span id="Spark.Generator-217"><a href="#Spark.Generator-217"><span class="linenos">217</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"FROM_JSON"</span><span class="p">,</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 class="n">schema</span><span class="p">)</span> -</span><span id="Spark.Generator-218"><a href="#Spark.Generator-218"><span class="linenos">218</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">is_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="o">.</span><span class="n">JSON</span><span class="p">):</span> -</span><span id="Spark.Generator-219"><a href="#Spark.Generator-219"><span class="linenos">219</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"TO_JSON"</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="Spark.Generator-220"><a href="#Spark.Generator-220"><span class="linenos">220</span></a> -</span><span id="Spark.Generator-221"><a href="#Spark.Generator-221"><span class="linenos">221</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">(</span><span class="n">Spark</span><span class="o">.</span><span class="n">Generator</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Generator-44"><a href="#Spark.Generator-44"><span class="linenos">44</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Spark2</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="Spark.Generator-45"><a href="#Spark.Generator-45"><span class="linenos">45</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="n">Spark2</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span> +</span><span id="Spark.Generator-46"><a href="#Spark.Generator-46"><span class="linenos">46</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> +</span><span id="Spark.Generator-47"><a href="#Spark.Generator-47"><span class="linenos">47</span></a> +</span><span id="Spark.Generator-48"><a href="#Spark.Generator-48"><span class="linenos">48</span></a> <span class="k">def</span> <span class="nf">datediff_sql</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">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Spark.Generator-49"><a href="#Spark.Generator-49"><span class="linenos">49</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"unit"</span><span class="p">)</span> +</span><span id="Spark.Generator-50"><a href="#Spark.Generator-50"><span class="linenos">50</span></a> <span class="n">end</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> +</span><span id="Spark.Generator-51"><a href="#Spark.Generator-51"><span class="linenos">51</span></a> <span class="n">start</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"expression"</span><span class="p">)</span> +</span><span id="Spark.Generator-52"><a href="#Spark.Generator-52"><span class="linenos">52</span></a> +</span><span id="Spark.Generator-53"><a href="#Spark.Generator-53"><span class="linenos">53</span></a> <span class="k">if</span> <span class="n">unit</span><span class="p">:</span> +</span><span id="Spark.Generator-54"><a href="#Spark.Generator-54"><span class="linenos">54</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">unit</span><span class="p">,</span> <span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span> +</span><span id="Spark.Generator-55"><a href="#Spark.Generator-55"><span class="linenos">55</span></a> +</span><span id="Spark.Generator-56"><a href="#Spark.Generator-56"><span class="linenos">56</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">end</span><span class="p">,</span> <span class="n">start</span><span class="p">)</span> </span></pre></div> @@ -794,27 +323,26 @@ Default: True</li> </div> - <div id="Spark.Generator.cast_sql" class="classattr"> - <input id="Spark.Generator.cast_sql-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1"> + <div id="Spark.Generator.datediff_sql" class="classattr"> + <input id="Spark.Generator.datediff_sql-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">cast_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="n">expression</span><span class="p">:</span> <span class="n"><a href="../expressions.html#Cast">sqlglot.expressions.Cast</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + <span class="name">datediff_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="n">expression</span><span class="p">:</span> <span class="n"><a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> - <label class="view-source-button" for="Spark.Generator.cast_sql-view-source"><span>View Source</span></label> + <label class="view-source-button" for="Spark.Generator.datediff_sql-view-source"><span>View Source</span></label> </div> - <a class="headerlink" href="#Spark.Generator.cast_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Generator.cast_sql-212"><a href="#Spark.Generator.cast_sql-212"><span class="linenos">212</span></a> <span class="k">def</span> <span class="nf">cast_sql</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">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Spark.Generator.cast_sql-213"><a href="#Spark.Generator.cast_sql-213"><span class="linenos">213</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">Cast</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="o">.</span><span class="n">is_type</span><span class="p">(</span> -</span><span id="Spark.Generator.cast_sql-214"><a href="#Spark.Generator.cast_sql-214"><span class="linenos">214</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">JSON</span> -</span><span id="Spark.Generator.cast_sql-215"><a href="#Spark.Generator.cast_sql-215"><span class="linenos">215</span></a> <span class="p">):</span> -</span><span id="Spark.Generator.cast_sql-216"><a href="#Spark.Generator.cast_sql-216"><span class="linenos">216</span></a> <span class="n">schema</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"'</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'to'</span><span class="p">)</span><span class="si">}</span><span class="s2">'"</span> -</span><span id="Spark.Generator.cast_sql-217"><a href="#Spark.Generator.cast_sql-217"><span class="linenos">217</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"FROM_JSON"</span><span class="p">,</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 class="n">schema</span><span class="p">)</span> -</span><span id="Spark.Generator.cast_sql-218"><a href="#Spark.Generator.cast_sql-218"><span class="linenos">218</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">is_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="o">.</span><span class="n">JSON</span><span class="p">):</span> -</span><span id="Spark.Generator.cast_sql-219"><a href="#Spark.Generator.cast_sql-219"><span class="linenos">219</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"TO_JSON"</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="Spark.Generator.cast_sql-220"><a href="#Spark.Generator.cast_sql-220"><span class="linenos">220</span></a> -</span><span id="Spark.Generator.cast_sql-221"><a href="#Spark.Generator.cast_sql-221"><span class="linenos">221</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">(</span><span class="n">Spark</span><span class="o">.</span><span class="n">Generator</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> + <a class="headerlink" href="#Spark.Generator.datediff_sql"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Generator.datediff_sql-48"><a href="#Spark.Generator.datediff_sql-48"><span class="linenos">48</span></a> <span class="k">def</span> <span class="nf">datediff_sql</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">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Spark.Generator.datediff_sql-49"><a href="#Spark.Generator.datediff_sql-49"><span class="linenos">49</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"unit"</span><span class="p">)</span> +</span><span id="Spark.Generator.datediff_sql-50"><a href="#Spark.Generator.datediff_sql-50"><span class="linenos">50</span></a> <span class="n">end</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> +</span><span id="Spark.Generator.datediff_sql-51"><a href="#Spark.Generator.datediff_sql-51"><span class="linenos">51</span></a> <span class="n">start</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">"expression"</span><span class="p">)</span> +</span><span id="Spark.Generator.datediff_sql-52"><a href="#Spark.Generator.datediff_sql-52"><span class="linenos">52</span></a> +</span><span id="Spark.Generator.datediff_sql-53"><a href="#Spark.Generator.datediff_sql-53"><span class="linenos">53</span></a> <span class="k">if</span> <span class="n">unit</span><span class="p">:</span> +</span><span id="Spark.Generator.datediff_sql-54"><a href="#Spark.Generator.datediff_sql-54"><span class="linenos">54</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">unit</span><span class="p">,</span> <span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">)</span> +</span><span id="Spark.Generator.datediff_sql-55"><a href="#Spark.Generator.datediff_sql-55"><span class="linenos">55</span></a> +</span><span id="Spark.Generator.datediff_sql-56"><a href="#Spark.Generator.datediff_sql-56"><span class="linenos">56</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">end</span><span class="p">,</span> <span class="n">start</span><span class="p">)</span> </span></pre></div> @@ -943,7 +471,7 @@ Default: True</li> <dd id="Spark.Generator.where_sql" class="function"><a href="../generator.html#Generator.where_sql">where_sql</a></dd> <dd id="Spark.Generator.window_sql" class="function"><a href="../generator.html#Generator.window_sql">window_sql</a></dd> <dd id="Spark.Generator.partition_by_sql" class="function"><a href="../generator.html#Generator.partition_by_sql">partition_by_sql</a></dd> - <dd id="Spark.Generator.window_spec_sql" class="function"><a href="../generator.html#Generator.window_spec_sql">window_spec_sql</a></dd> + <dd id="Spark.Generator.windowspec_sql" class="function"><a href="../generator.html#Generator.windowspec_sql">windowspec_sql</a></dd> <dd id="Spark.Generator.withingroup_sql" class="function"><a href="../generator.html#Generator.withingroup_sql">withingroup_sql</a></dd> <dd id="Spark.Generator.between_sql" class="function"><a href="../generator.html#Generator.between_sql">between_sql</a></dd> <dd id="Spark.Generator.bracket_sql" class="function"><a href="../generator.html#Generator.bracket_sql">bracket_sql</a></dd> @@ -952,6 +480,7 @@ Default: True</li> <dd id="Spark.Generator.exists_sql" class="function"><a href="../generator.html#Generator.exists_sql">exists_sql</a></dd> <dd id="Spark.Generator.case_sql" class="function"><a href="../generator.html#Generator.case_sql">case_sql</a></dd> <dd id="Spark.Generator.constraint_sql" class="function"><a href="../generator.html#Generator.constraint_sql">constraint_sql</a></dd> + <dd id="Spark.Generator.nextvaluefor_sql" class="function"><a href="../generator.html#Generator.nextvaluefor_sql">nextvaluefor_sql</a></dd> <dd id="Spark.Generator.extract_sql" class="function"><a href="../generator.html#Generator.extract_sql">extract_sql</a></dd> <dd id="Spark.Generator.trim_sql" class="function"><a href="../generator.html#Generator.trim_sql">trim_sql</a></dd> <dd id="Spark.Generator.concat_sql" class="function"><a href="../generator.html#Generator.concat_sql">concat_sql</a></dd> @@ -1048,6 +577,10 @@ Default: True</li> <dd id="Spark.Generator.tochar_sql" class="function"><a href="../generator.html#Generator.tochar_sql">tochar_sql</a></dd> </div> + <div><dt><a href="spark2.html#Spark2.Generator">sqlglot.dialects.spark2.Spark2.Generator</a></dt> + <dd id="Spark.Generator.cast_sql" class="function"><a href="spark2.html#Spark2.Generator.cast_sql">cast_sql</a></dd> + + </div> <div><dt><a href="hive.html#Hive.Generator">sqlglot.dialects.hive.Hive.Generator</a></dt> <dd id="Spark.Generator.arrayagg_sql" class="function"><a href="hive.html#Hive.Generator.arrayagg_sql">arrayagg_sql</a></dd> <dd id="Spark.Generator.with_properties" class="function"><a href="hive.html#Hive.Generator.with_properties">with_properties</a></dd> @@ -1057,35 +590,6 @@ Default: True</li> </dl> </div> </section> - <section id="Spark.Tokenizer"> - <input id="Spark.Tokenizer-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1"> -<div class="attr class"> - - <span class="def">class</span> - <span class="name">Spark.Tokenizer</span><wbr>(<span class="base"><a href="hive.html#Hive.Tokenizer">sqlglot.dialects.hive.Hive.Tokenizer</a></span>): - - <label class="view-source-button" for="Spark.Tokenizer-view-source"><span>View Source</span></label> - - </div> - <a class="headerlink" href="#Spark.Tokenizer"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Spark.Tokenizer-223"><a href="#Spark.Tokenizer-223"><span class="linenos">223</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">Hive</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> -</span><span id="Spark.Tokenizer-224"><a href="#Spark.Tokenizer-224"><span class="linenos">224</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">)]</span> -</span></pre></div> - - - - - <div class="inherited"> - <h5>Inherited Members</h5> - <dl> - <div><dt><a href="../tokens.html#Tokenizer">sqlglot.tokens.Tokenizer</a></dt> - <dd id="Spark.Tokenizer.reset" class="function"><a href="../tokens.html#Tokenizer.reset">reset</a></dd> - <dd id="Spark.Tokenizer.tokenize" class="function"><a href="../tokens.html#Tokenizer.tokenize">tokenize</a></dd> - - </div> - </dl> - </div> - </section> </main> <script> function escapeHTML(html) { |