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generator" href="https://pdoc.dev" target="_blank"> + built with <span class="visually-hidden">pdoc</span><img + alt="pdoc logo" + 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+ </a> +</div> + </nav> + <main class="pdoc"> + <section class="module-info"> + <a class="pdoc-button git-button" href="https://github.com/tobymao/sqlglot/tree/main/sqlglot/dialects/bigquery.py">Edit on GitHub</a> + + <div class="docstring"><p>Supports BigQuery Standard SQL.</p> +</div> + + <input id="mod-bigquery-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1"> + + <label class="view-source-button" for="mod-bigquery-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="sd">"""Supports BigQuery Standard SQL."""</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">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">annotations</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">import</span> <span class="nn">typing</span> <span class="k">as</span> <span class="nn">t</span> +</span><span id="L-6"><a href="#L-6"><span class="linenos"> 6</span></a> +</span><span id="L-7"><a href="#L-7"><span class="linenos"> 7</span></a><span class="kn">from</span> <span class="nn">sqlglot</span> <span class="kn">import</span> <span class="n">exp</span><span class="p">,</span> <span class="n">generator</span><span class="p">,</span> <span class="n">parser</span><span class="p">,</span> <span class="n">tokens</span><span class="p">,</span> <span class="n">transforms</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.dialects.dialect</span> <span class="kn">import</span> <span class="p">(</span> +</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a> <span class="n">Dialect</span><span class="p">,</span> +</span><span id="L-10"><a href="#L-10"><span class="linenos"> 10</span></a> <span class="n">datestrtodate_sql</span><span class="p">,</span> +</span><span id="L-11"><a href="#L-11"><span class="linenos"> 11</span></a> <span class="n">inline_array_sql</span><span class="p">,</span> +</span><span id="L-12"><a href="#L-12"><span class="linenos"> 12</span></a> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="L-13"><a href="#L-13"><span class="linenos"> 13</span></a> <span class="n">rename_func</span><span class="p">,</span> +</span><span id="L-14"><a href="#L-14"><span class="linenos"> 14</span></a> <span class="n">timestrtotime_sql</span><span class="p">,</span> +</span><span id="L-15"><a href="#L-15"><span class="linenos"> 15</span></a><span class="p">)</span> +</span><span id="L-16"><a href="#L-16"><span class="linenos"> 16</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-17"><a href="#L-17"><span class="linenos"> 17</span></a><span class="kn">from</span> <span class="nn">sqlglot.tokens</span> <span class="kn">import</span> <span class="n">TokenType</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="n">E</span> <span class="o">=</span> <span class="n">t</span><span class="o">.</span><span class="n">TypeVar</span><span class="p">(</span><span class="s2">"E"</span><span class="p">,</span> <span class="n">bound</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-20"><a href="#L-20"><span class="linenos"> 20</span></a> +</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 class="k">def</span> <span class="nf">_date_add</span><span class="p">(</span><span class="n">expression_class</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">])</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</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="n">E</span><span class="p">]:</span> +</span><span id="L-23"><a href="#L-23"><span class="linenos"> 23</span></a> <span class="k">def</span> <span class="nf">func</span><span class="p">(</span><span class="n">args</span><span class="p">):</span> +</span><span id="L-24"><a href="#L-24"><span class="linenos"> 24</span></a> <span class="n">interval</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-25"><a href="#L-25"><span class="linenos"> 25</span></a> <span class="k">return</span> <span class="n">expression_class</span><span class="p">(</span> +</span><span id="L-26"><a href="#L-26"><span class="linenos"> 26</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-27"><a href="#L-27"><span class="linenos"> 27</span></a> <span class="n">expression</span><span class="o">=</span><span class="n">interval</span><span class="o">.</span><span class="n">this</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">interval</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-29"><a href="#L-29"><span class="linenos"> 29</span></a> <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">func</span> +</span><span id="L-32"><a href="#L-32"><span class="linenos"> 32</span></a> +</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a> +</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a><span class="k">def</span> <span class="nf">_date_trunc</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-35"><a href="#L-35"><span class="linenos"> 35</span></a> <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><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">unit</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span> +</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</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">this</span><span class="o">=</span><span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="p">)</span> +</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateTrunc</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">expression</span><span class="o">=</span><span class="n">unit</span><span class="p">)</span> +</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a> +</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a> +</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a><span class="k">def</span> <span class="nf">_date_add_sql</span><span class="p">(</span> +</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a> <span class="n">data_type</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">kind</span><span class="p">:</span> <span class="nb">str</span> +</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</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="nb">str</span><span class="p">]:</span> +</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a> <span class="k">def</span> <span class="nf">func</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span> +</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</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-46"><a href="#L-46"><span class="linenos"> 46</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">data_type</span><span class="si">}</span><span class="s2">_</span><span class="si">{</span><span class="n">kind</span><span class="si">}</span><span class="s2">(</span><span class="si">{</span><span class="n">this</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">exp</span><span class="o">.</span><span class="n">Interval</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="n">unit</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="s1">'unit'</span><span class="p">)</span><span class="w"> </span><span class="ow">or</span><span class="w"> </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="s1">'day'</span><span class="p">)))</span><span class="si">}</span><span class="s2">)"</span> +</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a> +</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a> <span class="k">return</span> <span class="n">func</span> +</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a> +</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 class="k">def</span> <span class="nf">_derived_table_values_to_unnest</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="n">generator</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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">):</span> +</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">t</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Values</span><span class="p">,</span> <span class="n">transforms</span><span class="o">.</span><span class="n">remove_precision_parameterized_types</span><span class="p">(</span><span class="n">expression</span><span class="p">))</span> +</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">values_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="n">rows</span> <span class="o">=</span> <span class="p">[</span><span class="n">tuple_exp</span><span class="o">.</span><span class="n">expressions</span> <span class="k">for</span> <span class="n">tuple_exp</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Tuple</span><span class="p">)]</span> +</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="n">structs</span> <span class="o">=</span> <span class="p">[]</span> +</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> <span class="k">for</span> <span class="n">row</span> <span class="ow">in</span> <span class="n">rows</span><span class="p">:</span> +</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="n">aliases</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="n">column_name</span><span class="p">)</span> +</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> <span class="k">for</span> <span class="n">value</span><span class="p">,</span> <span class="n">column_name</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span><span class="n">row</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">"alias"</span><span class="p">]</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">"columns"</span><span class="p">])</span> +</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="p">]</span> +</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="n">structs</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Struct</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">aliases</span><span class="p">))</span> +</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="n">unnest_exp</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">Array</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">structs</span><span class="p">)])</span> +</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">unnest_sql</span><span class="p">(</span><span class="n">unnest_exp</span><span class="p">)</span> +</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> +</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> +</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a><span class="k">def</span> <span class="nf">_returnsproperty_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">:</span> <span class="n">generator</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">ReturnsProperty</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</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">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Schema</span><span class="p">):</span> +</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">this</span><span class="o">.</span><span class="n">this</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">expressions</span><span class="p">(</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">>"</span> +</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> <span class="k">else</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="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"RETURNS </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> +</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> +</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> +</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</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">generator</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">Create</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a> <span class="n">kind</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">"kind"</span><span class="p">]</span> +</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> <span class="n">returns</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ReturnsProperty</span><span class="p">)</span> +</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</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">"FUNCTION"</span> <span class="ow">and</span> <span class="n">returns</span> <span class="ow">and</span> <span class="n">returns</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">"is_table"</span><span class="p">):</span> +</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span> +</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"kind"</span><span class="p">,</span> <span class="s2">"TABLE FUNCTION"</span><span class="p">)</span> +</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span> +</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> +</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a> <span class="p">(</span> +</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">,</span> +</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="p">,</span> +</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <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="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"expression"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> +</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">create_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> +</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">create_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> +</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> +</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a><span class="k">def</span> <span class="nf">_unqualify_unnest</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-></span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span> +</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a><span class="w"> </span><span class="sd">"""Remove references to unnest table aliases since bigquery doesn't allow them.</span> +</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> +</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a><span class="sd"> These are added by the optimizer's qualify_column step.</span> +</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a><span class="sd"> """</span> +</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span> +</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="n">unnests</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="n">unnest</span><span class="o">.</span><span class="n">alias</span> +</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="k">for</span> <span class="n">unnest</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"from"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="p">[]))</span><span class="o">.</span><span class="n">expressions</span> +</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">)</span> <span class="ow">and</span> <span class="n">unnest</span><span class="o">.</span><span class="n">alias</span> +</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="p">}</span> +</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> +</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="k">if</span> <span class="n">unnests</span><span class="p">:</span> +</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span> +</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> +</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span> +</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">select</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span> +</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="ow">in</span> <span class="n">unnests</span><span class="p">:</span> +</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">column</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"table"</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span> +</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> +</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="k">return</span> <span class="n">expression</span> +</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> +</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> +</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a><span class="k">class</span> <span class="nc">BigQuery</span><span class="p">(</span><span class="n">Dialect</span><span class="p">):</span> +</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="n">unnest_column_only</span> <span class="o">=</span> <span class="kc">True</span> +</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> <span class="n">time_mapping</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="s2">"%M"</span><span class="p">:</span> <span class="s2">"%-M"</span><span class="p">,</span> +</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="s2">"</span><span class="si">%d</span><span class="s2">"</span><span class="p">:</span> <span class="s2">"</span><span class="si">%-d</span><span class="s2">"</span><span class="p">,</span> +</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="s2">"%m"</span><span class="p">:</span> <span class="s2">"%-m"</span><span class="p">,</span> +</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="s2">"%y"</span><span class="p">:</span> <span class="s2">"%-y"</span><span class="p">,</span> +</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="s2">"%H"</span><span class="p">:</span> <span class="s2">"%-H"</span><span class="p">,</span> +</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="s2">"%I"</span><span class="p">:</span> <span class="s2">"%-I"</span><span class="p">,</span> +</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="s2">"%S"</span><span class="p">:</span> <span class="s2">"%-S"</span><span class="p">,</span> +</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="s2">"%j"</span><span class="p">:</span> <span class="s2">"%-j"</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">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> +</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="n">QUOTES</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="p">(</span><span class="n">prefix</span> <span class="o">+</span> <span class="n">quote</span><span class="p">,</span> <span class="n">quote</span><span class="p">)</span> <span class="k">if</span> <span class="n">prefix</span> <span class="k">else</span> <span class="n">quote</span> +</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="k">for</span> <span class="n">quote</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">"'"</span><span class="p">,</span> <span class="s1">'"'</span><span class="p">,</span> <span class="s1">'"""'</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 class="k">for</span> <span class="n">prefix</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">""</span><span class="p">,</span> <span class="s2">"r"</span><span class="p">,</span> <span class="s2">"R"</span><span class="p">]</span> +</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="p">]</span> +</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="n">COMMENTS</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"--"</span><span class="p">,</span> <span class="s2">"#"</span><span class="p">,</span> <span class="p">(</span><span class="s2">"/*"</span><span class="p">,</span> <span class="s2">"*/"</span><span class="p">)]</span> +</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"`"</span><span class="p">]</span> +</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="n">STRING_ESCAPES</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"</span><span class="se">\\</span><span class="s2">"</span><span class="p">]</span> +</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> +</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> +</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="n">KEYWORDS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="o">**</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="o">.</span><span class="n">KEYWORDS</span><span class="p">,</span> +</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="s2">"BEGIN"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">COMMAND</span><span class="p">,</span> +</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="s2">"BEGIN TRANSACTION"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">BEGIN</span><span class="p">,</span> +</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="s2">"CURRENT_DATETIME"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_DATETIME</span><span class="p">,</span> +</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="s2">"CURRENT_TIME"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_TIME</span><span class="p">,</span> +</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="s2">"DECLARE"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">COMMAND</span><span class="p">,</span> +</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="s2">"GEOGRAPHY"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">GEOGRAPHY</span><span class="p">,</span> +</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="s2">"FLOAT64"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">,</span> +</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="s2">"INT64"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">,</span> +</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="s2">"NOT DETERMINISTIC"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">VOLATILE</span><span class="p">,</span> +</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="s2">"UNKNOWN"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">NULL</span><span class="p">,</span> +</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="p">}</span> +</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="n">KEYWORDS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"DIV"</span><span class="p">)</span> +</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> +</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-160"><a href="#L-160"><span class="linenos">160</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">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="s2">"DATE_TRUNC"</span><span class="p">:</span> <span class="n">_date_trunc</span><span class="p">,</span> +</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="s2">"DATE_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">),</span> +</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="s2">"DATETIME_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DatetimeAdd</span><span class="p">),</span> +</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="s2">"DIV"</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">IntDiv</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">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-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="s2">"REGEXP_CONTAINS"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">RegexpLike</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> +</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="s2">"TIME_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimeAdd</span><span class="p">),</span> +</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="s2">"TIMESTAMP_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimestampAdd</span><span class="p">),</span> +</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="s2">"DATE_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateSub</span><span class="p">),</span> +</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="s2">"DATETIME_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DatetimeSub</span><span class="p">),</span> +</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="s2">"TIME_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimeSub</span><span class="p">),</span> +</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="s2">"TIMESTAMP_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimestampSub</span><span class="p">),</span> +</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="s2">"PARSE_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">StrToTime</span><span class="p">(</span> +</span><span id="L-173"><a href="#L-173"><span class="linenos">173</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 class="nb">format</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-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="p">),</span> +</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="p">}</span> +</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> +</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="n">FUNCTION_PARSERS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-178"><a href="#L-178"><span class="linenos">178</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-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="s2">"ARRAY"</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">expression</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Array</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">_parse_statement</span><span class="p">()]),</span> +</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="p">}</span> +</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="n">FUNCTION_PARSERS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"TRIM"</span><span class="p">)</span> +</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> +</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="n">NO_PAREN_FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">NO_PAREN_FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_DATETIME</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDatetime</span><span class="p">,</span> +</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_TIME</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">,</span> +</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="p">}</span> +</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> +</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="n">NESTED_TYPE_TOKENS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="o">*</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">NESTED_TYPE_TOKENS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">TABLE</span><span class="p">,</span> +</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="p">}</span> +</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> +</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="n">ID_VAR_TOKENS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-195"><a href="#L-195"><span class="linenos">195</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">ID_VAR_TOKENS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">VALUES</span><span class="p">,</span> +</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="p">}</span> +</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a> +</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a> <span class="n">PROPERTY_PARSERS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">PROPERTY_PARSERS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a> <span class="s2">"NOT DETERMINISTIC"</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">expression</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">VolatilityProperty</span><span class="p">,</span> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">"VOLATILE"</span><span class="p">)</span> +</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a> <span class="p">),</span> +</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a> <span class="p">}</span> +</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a> +</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a> <span class="o">**</span><span class="n">generator</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-209"><a href="#L-209"><span class="linenos">209</span></a> <span class="o">**</span><span class="n">transforms</span><span class="o">.</span><span class="n">REMOVE_PRECISION_PARAMETERIZED_TYPES</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ArraySize</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"ARRAY_LENGTH"</span><span class="p">),</span> +</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="s2">"SUB"</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">DatetimeAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATETIME"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DatetimeSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATETIME"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</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">"DATE_DIFF(</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="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="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'unit'</span><span class="p">,</span><span class="w"> </span><span class="s1">'DAY'</span><span class="p">))</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</span><span class="p">:</span> <span class="n">datestrtodate_sql</span><span class="p">,</span> +</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">GroupConcat</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRING_AGG"</span><span class="p">),</span> +</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">IntDiv</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DIV"</span><span class="p">),</span> +</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">:</span> <span class="n">transforms</span><span class="o">.</span><span class="n">preprocess</span><span class="p">(</span> +</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a> <span class="p">[</span><span class="n">_unqualify_unnest</span><span class="p">],</span> <span class="n">transforms</span><span class="o">.</span><span class="n">delegate</span><span class="p">(</span><span class="s2">"select_sql"</span><span class="p">)</span> +</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a> <span class="p">),</span> +</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">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">"PARSE_TIMESTAMP(</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="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="p">,</span> +</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIME"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIME"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIMESTAMP"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIMESTAMP"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</span><span class="p">:</span> <span class="n">timestrtotime_sql</span><span class="p">,</span> +</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">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-230"><a href="#L-230"><span class="linenos">230</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Values</span><span class="p">:</span> <span class="n">_derived_table_values_to_unnest</span><span class="p">,</span> +</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ReturnsProperty</span><span class="p">:</span> <span class="n">_returnsproperty_sql</span><span class="p">,</span> +</span><span id="L-232"><a href="#L-232"><span class="linenos">232</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-233"><a href="#L-233"><span class="linenos">233</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Trim</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">"TRIM(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</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="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VolatilityProperty</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">"DETERMINISTIC"</span> +</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a> <span class="k">if</span> <span class="n">e</span><span class="o">.</span><span class="n">name</span> <span class="o">==</span> <span class="s2">"IMMUTABLE"</span> +</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a> <span class="k">else</span> <span class="s2">"NOT DETERMINISTIC"</span><span class="p">,</span> +</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">RegexpLike</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"REGEXP_CONTAINS"</span><span class="p">),</span> +</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a> <span class="p">}</span> +</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a> +</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a> <span class="o">**</span><span class="n">generator</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-242"><a href="#L-242"><span class="linenos">242</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">"INT64"</span><span class="p">,</span> +</span><span id="L-243"><a href="#L-243"><span class="linenos">243</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">"INT64"</span><span class="p">,</span> +</span><span id="L-244"><a href="#L-244"><span class="linenos">244</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">INT</span><span class="p">:</span> <span class="s2">"INT64"</span><span class="p">,</span> +</span><span id="L-245"><a href="#L-245"><span class="linenos">245</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">"INT64"</span><span class="p">,</span> +</span><span id="L-246"><a href="#L-246"><span class="linenos">246</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">DECIMAL</span><span class="p">:</span> <span class="s2">"NUMERIC"</span><span class="p">,</span> +</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"FLOAT64"</span><span class="p">,</span> +</span><span id="L-248"><a href="#L-248"><span class="linenos">248</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">DOUBLE</span><span class="p">:</span> <span class="s2">"FLOAT64"</span><span class="p">,</span> +</span><span id="L-249"><a href="#L-249"><span class="linenos">249</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">BOOLEAN</span><span class="p">:</span> <span class="s2">"BOOL"</span><span class="p">,</span> +</span><span id="L-250"><a href="#L-250"><span class="linenos">250</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">TEXT</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="L-251"><a href="#L-251"><span class="linenos">251</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">VARCHAR</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="L-252"><a href="#L-252"><span class="linenos">252</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">NVARCHAR</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a> <span class="p">}</span> +</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a> +</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a> <span class="n">EXPLICIT_UNION</span> <span class="o">=</span> <span class="kc">True</span> +</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a> +</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a> <span class="k">def</span> <span class="nf">array_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">Array</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a> <span class="n">first_arg</span> <span class="o">=</span> <span class="n">seq_get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span> +</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">first_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">):</span> +</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"ARRAY</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">wrap</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">first_arg</span><span class="p">))</span><span class="si">}</span><span class="s2">"</span> +</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a> +</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a> <span class="k">return</span> <span class="n">inline_array_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><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a> +</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a> <span class="k">return</span> <span class="s2">"BEGIN TRANSACTION"</span> +</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a> +</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a> <span class="k">def</span> <span class="nf">commit_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a> <span class="k">return</span> <span class="s2">"COMMIT TRANSACTION"</span> +</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a> +</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a> <span class="k">def</span> <span class="nf">rollback_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a> <span class="k">return</span> <span class="s2">"ROLLBACK TRANSACTION"</span> +</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a> +</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a> <span class="k">def</span> <span class="nf">in_unnest_op</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">Unnest</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a> <span class="k">return</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><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a> +</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a> <span class="k">def</span> <span class="nf">except_op</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">Except</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"EXCEPT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"EXCEPT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a> +</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a> <span class="k">def</span> <span class="nf">intersect_op</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">Intersect</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"INTERSECT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"INTERSECT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span></pre></div> + + + </section> + <section id="BigQuery"> + <input id="BigQuery-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">BigQuery</span><wbr>(<span class="base"><a href="dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></span>): + + <label class="view-source-button" for="BigQuery-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery-120"><a href="#BigQuery-120"><span class="linenos">120</span></a><span class="k">class</span> <span class="nc">BigQuery</span><span class="p">(</span><span class="n">Dialect</span><span class="p">):</span> +</span><span id="BigQuery-121"><a href="#BigQuery-121"><span class="linenos">121</span></a> <span class="n">unnest_column_only</span> <span class="o">=</span> <span class="kc">True</span> +</span><span id="BigQuery-122"><a href="#BigQuery-122"><span class="linenos">122</span></a> <span class="n">time_mapping</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-123"><a href="#BigQuery-123"><span class="linenos">123</span></a> <span class="s2">"%M"</span><span class="p">:</span> <span class="s2">"%-M"</span><span class="p">,</span> +</span><span id="BigQuery-124"><a href="#BigQuery-124"><span class="linenos">124</span></a> <span class="s2">"</span><span class="si">%d</span><span class="s2">"</span><span class="p">:</span> <span class="s2">"</span><span class="si">%-d</span><span class="s2">"</span><span class="p">,</span> +</span><span id="BigQuery-125"><a href="#BigQuery-125"><span class="linenos">125</span></a> <span class="s2">"%m"</span><span class="p">:</span> <span class="s2">"%-m"</span><span class="p">,</span> +</span><span id="BigQuery-126"><a href="#BigQuery-126"><span class="linenos">126</span></a> <span class="s2">"%y"</span><span class="p">:</span> <span class="s2">"%-y"</span><span class="p">,</span> +</span><span id="BigQuery-127"><a href="#BigQuery-127"><span class="linenos">127</span></a> <span class="s2">"%H"</span><span class="p">:</span> <span class="s2">"%-H"</span><span class="p">,</span> +</span><span id="BigQuery-128"><a href="#BigQuery-128"><span class="linenos">128</span></a> <span class="s2">"%I"</span><span class="p">:</span> <span class="s2">"%-I"</span><span class="p">,</span> +</span><span id="BigQuery-129"><a href="#BigQuery-129"><span class="linenos">129</span></a> <span class="s2">"%S"</span><span class="p">:</span> <span class="s2">"%-S"</span><span class="p">,</span> +</span><span id="BigQuery-130"><a href="#BigQuery-130"><span class="linenos">130</span></a> <span class="s2">"%j"</span><span class="p">:</span> <span class="s2">"%-j"</span><span class="p">,</span> +</span><span id="BigQuery-131"><a href="#BigQuery-131"><span class="linenos">131</span></a> <span class="p">}</span> +</span><span id="BigQuery-132"><a href="#BigQuery-132"><span class="linenos">132</span></a> +</span><span id="BigQuery-133"><a href="#BigQuery-133"><span class="linenos">133</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> +</span><span id="BigQuery-134"><a href="#BigQuery-134"><span class="linenos">134</span></a> <span class="n">QUOTES</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="BigQuery-135"><a href="#BigQuery-135"><span class="linenos">135</span></a> <span class="p">(</span><span class="n">prefix</span> <span class="o">+</span> <span class="n">quote</span><span class="p">,</span> <span class="n">quote</span><span class="p">)</span> <span class="k">if</span> <span class="n">prefix</span> <span class="k">else</span> <span class="n">quote</span> +</span><span id="BigQuery-136"><a href="#BigQuery-136"><span class="linenos">136</span></a> <span class="k">for</span> <span class="n">quote</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">"'"</span><span class="p">,</span> <span class="s1">'"'</span><span class="p">,</span> <span class="s1">'"""'</span><span class="p">,</span> <span class="s2">"'''"</span><span class="p">]</span> +</span><span id="BigQuery-137"><a href="#BigQuery-137"><span class="linenos">137</span></a> <span class="k">for</span> <span class="n">prefix</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">""</span><span class="p">,</span> <span class="s2">"r"</span><span class="p">,</span> <span class="s2">"R"</span><span class="p">]</span> +</span><span id="BigQuery-138"><a href="#BigQuery-138"><span class="linenos">138</span></a> <span class="p">]</span> +</span><span id="BigQuery-139"><a href="#BigQuery-139"><span class="linenos">139</span></a> <span class="n">COMMENTS</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"--"</span><span class="p">,</span> <span class="s2">"#"</span><span class="p">,</span> <span class="p">(</span><span class="s2">"/*"</span><span class="p">,</span> <span class="s2">"*/"</span><span class="p">)]</span> +</span><span id="BigQuery-140"><a href="#BigQuery-140"><span class="linenos">140</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"`"</span><span class="p">]</span> +</span><span id="BigQuery-141"><a href="#BigQuery-141"><span class="linenos">141</span></a> <span class="n">STRING_ESCAPES</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"</span><span class="se">\\</span><span class="s2">"</span><span class="p">]</span> +</span><span id="BigQuery-142"><a href="#BigQuery-142"><span class="linenos">142</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> +</span><span id="BigQuery-143"><a href="#BigQuery-143"><span class="linenos">143</span></a> +</span><span id="BigQuery-144"><a href="#BigQuery-144"><span class="linenos">144</span></a> <span class="n">KEYWORDS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-145"><a href="#BigQuery-145"><span class="linenos">145</span></a> <span class="o">**</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="o">.</span><span class="n">KEYWORDS</span><span class="p">,</span> +</span><span id="BigQuery-146"><a href="#BigQuery-146"><span class="linenos">146</span></a> <span class="s2">"BEGIN"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">COMMAND</span><span class="p">,</span> +</span><span id="BigQuery-147"><a href="#BigQuery-147"><span class="linenos">147</span></a> <span class="s2">"BEGIN TRANSACTION"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">BEGIN</span><span class="p">,</span> +</span><span id="BigQuery-148"><a href="#BigQuery-148"><span class="linenos">148</span></a> <span class="s2">"CURRENT_DATETIME"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_DATETIME</span><span class="p">,</span> +</span><span id="BigQuery-149"><a href="#BigQuery-149"><span class="linenos">149</span></a> <span class="s2">"CURRENT_TIME"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_TIME</span><span class="p">,</span> +</span><span id="BigQuery-150"><a href="#BigQuery-150"><span class="linenos">150</span></a> <span class="s2">"DECLARE"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">COMMAND</span><span class="p">,</span> +</span><span id="BigQuery-151"><a href="#BigQuery-151"><span class="linenos">151</span></a> <span class="s2">"GEOGRAPHY"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">GEOGRAPHY</span><span class="p">,</span> +</span><span id="BigQuery-152"><a href="#BigQuery-152"><span class="linenos">152</span></a> <span class="s2">"FLOAT64"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">,</span> +</span><span id="BigQuery-153"><a href="#BigQuery-153"><span class="linenos">153</span></a> <span class="s2">"INT64"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">,</span> +</span><span id="BigQuery-154"><a href="#BigQuery-154"><span class="linenos">154</span></a> <span class="s2">"NOT DETERMINISTIC"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">VOLATILE</span><span class="p">,</span> +</span><span id="BigQuery-155"><a href="#BigQuery-155"><span class="linenos">155</span></a> <span class="s2">"UNKNOWN"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">NULL</span><span class="p">,</span> +</span><span id="BigQuery-156"><a href="#BigQuery-156"><span class="linenos">156</span></a> <span class="p">}</span> +</span><span id="BigQuery-157"><a href="#BigQuery-157"><span class="linenos">157</span></a> <span class="n">KEYWORDS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"DIV"</span><span class="p">)</span> +</span><span id="BigQuery-158"><a href="#BigQuery-158"><span class="linenos">158</span></a> +</span><span id="BigQuery-159"><a href="#BigQuery-159"><span class="linenos">159</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="BigQuery-160"><a href="#BigQuery-160"><span class="linenos">160</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-161"><a href="#BigQuery-161"><span class="linenos">161</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">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery-162"><a href="#BigQuery-162"><span class="linenos">162</span></a> <span class="s2">"DATE_TRUNC"</span><span class="p">:</span> <span class="n">_date_trunc</span><span class="p">,</span> +</span><span id="BigQuery-163"><a href="#BigQuery-163"><span class="linenos">163</span></a> <span class="s2">"DATE_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">),</span> +</span><span id="BigQuery-164"><a href="#BigQuery-164"><span class="linenos">164</span></a> <span class="s2">"DATETIME_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DatetimeAdd</span><span class="p">),</span> +</span><span id="BigQuery-165"><a href="#BigQuery-165"><span class="linenos">165</span></a> <span class="s2">"DIV"</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">IntDiv</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">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="BigQuery-166"><a href="#BigQuery-166"><span class="linenos">166</span></a> <span class="s2">"REGEXP_CONTAINS"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">RegexpLike</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> +</span><span id="BigQuery-167"><a href="#BigQuery-167"><span class="linenos">167</span></a> <span class="s2">"TIME_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimeAdd</span><span class="p">),</span> +</span><span id="BigQuery-168"><a href="#BigQuery-168"><span class="linenos">168</span></a> <span class="s2">"TIMESTAMP_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimestampAdd</span><span class="p">),</span> +</span><span id="BigQuery-169"><a href="#BigQuery-169"><span class="linenos">169</span></a> <span class="s2">"DATE_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateSub</span><span class="p">),</span> +</span><span id="BigQuery-170"><a href="#BigQuery-170"><span class="linenos">170</span></a> <span class="s2">"DATETIME_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DatetimeSub</span><span class="p">),</span> +</span><span id="BigQuery-171"><a href="#BigQuery-171"><span class="linenos">171</span></a> <span class="s2">"TIME_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimeSub</span><span class="p">),</span> +</span><span id="BigQuery-172"><a href="#BigQuery-172"><span class="linenos">172</span></a> <span class="s2">"TIMESTAMP_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimestampSub</span><span class="p">),</span> +</span><span id="BigQuery-173"><a href="#BigQuery-173"><span class="linenos">173</span></a> <span class="s2">"PARSE_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">StrToTime</span><span class="p">(</span> +</span><span id="BigQuery-174"><a href="#BigQuery-174"><span class="linenos">174</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 class="nb">format</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="BigQuery-175"><a href="#BigQuery-175"><span class="linenos">175</span></a> <span class="p">),</span> +</span><span id="BigQuery-176"><a href="#BigQuery-176"><span class="linenos">176</span></a> <span class="p">}</span> +</span><span id="BigQuery-177"><a href="#BigQuery-177"><span class="linenos">177</span></a> +</span><span id="BigQuery-178"><a href="#BigQuery-178"><span class="linenos">178</span></a> <span class="n">FUNCTION_PARSERS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-179"><a href="#BigQuery-179"><span class="linenos">179</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="BigQuery-180"><a href="#BigQuery-180"><span class="linenos">180</span></a> <span class="s2">"ARRAY"</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">expression</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Array</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">_parse_statement</span><span class="p">()]),</span> +</span><span id="BigQuery-181"><a href="#BigQuery-181"><span class="linenos">181</span></a> <span class="p">}</span> +</span><span id="BigQuery-182"><a href="#BigQuery-182"><span class="linenos">182</span></a> <span class="n">FUNCTION_PARSERS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"TRIM"</span><span class="p">)</span> +</span><span id="BigQuery-183"><a href="#BigQuery-183"><span class="linenos">183</span></a> +</span><span id="BigQuery-184"><a href="#BigQuery-184"><span class="linenos">184</span></a> <span class="n">NO_PAREN_FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-185"><a href="#BigQuery-185"><span class="linenos">185</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">NO_PAREN_FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery-186"><a href="#BigQuery-186"><span class="linenos">186</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_DATETIME</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDatetime</span><span class="p">,</span> +</span><span id="BigQuery-187"><a href="#BigQuery-187"><span class="linenos">187</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_TIME</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">,</span> +</span><span id="BigQuery-188"><a href="#BigQuery-188"><span class="linenos">188</span></a> <span class="p">}</span> +</span><span id="BigQuery-189"><a href="#BigQuery-189"><span class="linenos">189</span></a> +</span><span id="BigQuery-190"><a href="#BigQuery-190"><span class="linenos">190</span></a> <span class="n">NESTED_TYPE_TOKENS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-191"><a href="#BigQuery-191"><span class="linenos">191</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">NESTED_TYPE_TOKENS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery-192"><a href="#BigQuery-192"><span class="linenos">192</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">TABLE</span><span class="p">,</span> +</span><span id="BigQuery-193"><a href="#BigQuery-193"><span class="linenos">193</span></a> <span class="p">}</span> +</span><span id="BigQuery-194"><a href="#BigQuery-194"><span class="linenos">194</span></a> +</span><span id="BigQuery-195"><a href="#BigQuery-195"><span class="linenos">195</span></a> <span class="n">ID_VAR_TOKENS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-196"><a href="#BigQuery-196"><span class="linenos">196</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">ID_VAR_TOKENS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery-197"><a href="#BigQuery-197"><span class="linenos">197</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">VALUES</span><span class="p">,</span> +</span><span id="BigQuery-198"><a href="#BigQuery-198"><span class="linenos">198</span></a> <span class="p">}</span> +</span><span id="BigQuery-199"><a href="#BigQuery-199"><span class="linenos">199</span></a> +</span><span id="BigQuery-200"><a href="#BigQuery-200"><span class="linenos">200</span></a> <span class="n">PROPERTY_PARSERS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-201"><a href="#BigQuery-201"><span class="linenos">201</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">PROPERTY_PARSERS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery-202"><a href="#BigQuery-202"><span class="linenos">202</span></a> <span class="s2">"NOT DETERMINISTIC"</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">expression</span><span class="p">(</span> +</span><span id="BigQuery-203"><a href="#BigQuery-203"><span class="linenos">203</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VolatilityProperty</span><span class="p">,</span> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">"VOLATILE"</span><span class="p">)</span> +</span><span id="BigQuery-204"><a href="#BigQuery-204"><span class="linenos">204</span></a> <span class="p">),</span> +</span><span id="BigQuery-205"><a href="#BigQuery-205"><span class="linenos">205</span></a> <span class="p">}</span> +</span><span id="BigQuery-206"><a href="#BigQuery-206"><span class="linenos">206</span></a> +</span><span id="BigQuery-207"><a href="#BigQuery-207"><span class="linenos">207</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="BigQuery-208"><a href="#BigQuery-208"><span class="linenos">208</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-209"><a href="#BigQuery-209"><span class="linenos">209</span></a> <span class="o">**</span><span class="n">generator</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="BigQuery-210"><a href="#BigQuery-210"><span class="linenos">210</span></a> <span class="o">**</span><span class="n">transforms</span><span class="o">.</span><span class="n">REMOVE_PRECISION_PARAMETERIZED_TYPES</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery-211"><a href="#BigQuery-211"><span class="linenos">211</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ArraySize</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"ARRAY_LENGTH"</span><span class="p">),</span> +</span><span id="BigQuery-212"><a href="#BigQuery-212"><span class="linenos">212</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery-213"><a href="#BigQuery-213"><span class="linenos">213</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery-214"><a href="#BigQuery-214"><span class="linenos">214</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DatetimeAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATETIME"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery-215"><a href="#BigQuery-215"><span class="linenos">215</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DatetimeSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATETIME"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery-216"><a href="#BigQuery-216"><span class="linenos">216</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</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">"DATE_DIFF(</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="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="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'unit'</span><span class="p">,</span><span class="w"> </span><span class="s1">'DAY'</span><span class="p">))</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="BigQuery-217"><a href="#BigQuery-217"><span class="linenos">217</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</span><span class="p">:</span> <span class="n">datestrtodate_sql</span><span class="p">,</span> +</span><span id="BigQuery-218"><a href="#BigQuery-218"><span class="linenos">218</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">GroupConcat</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRING_AGG"</span><span class="p">),</span> +</span><span id="BigQuery-219"><a href="#BigQuery-219"><span class="linenos">219</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="BigQuery-220"><a href="#BigQuery-220"><span class="linenos">220</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">IntDiv</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DIV"</span><span class="p">),</span> +</span><span id="BigQuery-221"><a href="#BigQuery-221"><span class="linenos">221</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">:</span> <span class="n">transforms</span><span class="o">.</span><span class="n">preprocess</span><span class="p">(</span> +</span><span id="BigQuery-222"><a href="#BigQuery-222"><span class="linenos">222</span></a> <span class="p">[</span><span class="n">_unqualify_unnest</span><span class="p">],</span> <span class="n">transforms</span><span class="o">.</span><span class="n">delegate</span><span class="p">(</span><span class="s2">"select_sql"</span><span class="p">)</span> +</span><span id="BigQuery-223"><a href="#BigQuery-223"><span class="linenos">223</span></a> <span class="p">),</span> +</span><span id="BigQuery-224"><a href="#BigQuery-224"><span class="linenos">224</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">"PARSE_TIMESTAMP(</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="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="p">,</span> +</span><span id="BigQuery-225"><a href="#BigQuery-225"><span class="linenos">225</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIME"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery-226"><a href="#BigQuery-226"><span class="linenos">226</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIME"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery-227"><a href="#BigQuery-227"><span class="linenos">227</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIMESTAMP"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery-228"><a href="#BigQuery-228"><span class="linenos">228</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIMESTAMP"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery-229"><a href="#BigQuery-229"><span class="linenos">229</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</span><span class="p">:</span> <span class="n">timestrtotime_sql</span><span class="p">,</span> +</span><span id="BigQuery-230"><a href="#BigQuery-230"><span class="linenos">230</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="BigQuery-231"><a href="#BigQuery-231"><span class="linenos">231</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Values</span><span class="p">:</span> <span class="n">_derived_table_values_to_unnest</span><span class="p">,</span> +</span><span id="BigQuery-232"><a href="#BigQuery-232"><span class="linenos">232</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ReturnsProperty</span><span class="p">:</span> <span class="n">_returnsproperty_sql</span><span class="p">,</span> +</span><span id="BigQuery-233"><a href="#BigQuery-233"><span class="linenos">233</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="BigQuery-234"><a href="#BigQuery-234"><span class="linenos">234</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Trim</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">"TRIM(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</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="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="BigQuery-235"><a href="#BigQuery-235"><span class="linenos">235</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VolatilityProperty</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">"DETERMINISTIC"</span> +</span><span id="BigQuery-236"><a href="#BigQuery-236"><span class="linenos">236</span></a> <span class="k">if</span> <span class="n">e</span><span class="o">.</span><span class="n">name</span> <span class="o">==</span> <span class="s2">"IMMUTABLE"</span> +</span><span id="BigQuery-237"><a href="#BigQuery-237"><span class="linenos">237</span></a> <span class="k">else</span> <span class="s2">"NOT DETERMINISTIC"</span><span class="p">,</span> +</span><span id="BigQuery-238"><a href="#BigQuery-238"><span class="linenos">238</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">RegexpLike</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"REGEXP_CONTAINS"</span><span class="p">),</span> +</span><span id="BigQuery-239"><a href="#BigQuery-239"><span class="linenos">239</span></a> <span class="p">}</span> +</span><span id="BigQuery-240"><a href="#BigQuery-240"><span class="linenos">240</span></a> +</span><span id="BigQuery-241"><a href="#BigQuery-241"><span class="linenos">241</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery-242"><a href="#BigQuery-242"><span class="linenos">242</span></a> <span class="o">**</span><span class="n">generator</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="BigQuery-243"><a href="#BigQuery-243"><span class="linenos">243</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">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery-244"><a href="#BigQuery-244"><span class="linenos">244</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">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery-245"><a href="#BigQuery-245"><span class="linenos">245</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">INT</span><span class="p">:</span> <span class="s2">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery-246"><a href="#BigQuery-246"><span class="linenos">246</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">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery-247"><a href="#BigQuery-247"><span class="linenos">247</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">DECIMAL</span><span class="p">:</span> <span class="s2">"NUMERIC"</span><span class="p">,</span> +</span><span id="BigQuery-248"><a href="#BigQuery-248"><span class="linenos">248</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">FLOAT</span><span class="p">:</span> <span class="s2">"FLOAT64"</span><span class="p">,</span> +</span><span id="BigQuery-249"><a href="#BigQuery-249"><span class="linenos">249</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">DOUBLE</span><span class="p">:</span> <span class="s2">"FLOAT64"</span><span class="p">,</span> +</span><span id="BigQuery-250"><a href="#BigQuery-250"><span class="linenos">250</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">BOOLEAN</span><span class="p">:</span> <span class="s2">"BOOL"</span><span class="p">,</span> +</span><span id="BigQuery-251"><a href="#BigQuery-251"><span class="linenos">251</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">TEXT</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="BigQuery-252"><a href="#BigQuery-252"><span class="linenos">252</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">VARCHAR</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="BigQuery-253"><a href="#BigQuery-253"><span class="linenos">253</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">NVARCHAR</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="BigQuery-254"><a href="#BigQuery-254"><span class="linenos">254</span></a> <span class="p">}</span> +</span><span id="BigQuery-255"><a href="#BigQuery-255"><span class="linenos">255</span></a> +</span><span id="BigQuery-256"><a href="#BigQuery-256"><span class="linenos">256</span></a> <span class="n">EXPLICIT_UNION</span> <span class="o">=</span> <span class="kc">True</span> +</span><span id="BigQuery-257"><a href="#BigQuery-257"><span class="linenos">257</span></a> +</span><span id="BigQuery-258"><a href="#BigQuery-258"><span class="linenos">258</span></a> <span class="k">def</span> <span class="nf">array_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">Array</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-259"><a href="#BigQuery-259"><span class="linenos">259</span></a> <span class="n">first_arg</span> <span class="o">=</span> <span class="n">seq_get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span> +</span><span id="BigQuery-260"><a href="#BigQuery-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">first_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">):</span> +</span><span id="BigQuery-261"><a href="#BigQuery-261"><span class="linenos">261</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"ARRAY</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">wrap</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">first_arg</span><span class="p">))</span><span class="si">}</span><span class="s2">"</span> +</span><span id="BigQuery-262"><a href="#BigQuery-262"><span class="linenos">262</span></a> +</span><span id="BigQuery-263"><a href="#BigQuery-263"><span class="linenos">263</span></a> <span class="k">return</span> <span class="n">inline_array_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><span id="BigQuery-264"><a href="#BigQuery-264"><span class="linenos">264</span></a> +</span><span id="BigQuery-265"><a href="#BigQuery-265"><span class="linenos">265</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-266"><a href="#BigQuery-266"><span class="linenos">266</span></a> <span class="k">return</span> <span class="s2">"BEGIN TRANSACTION"</span> +</span><span id="BigQuery-267"><a href="#BigQuery-267"><span class="linenos">267</span></a> +</span><span id="BigQuery-268"><a href="#BigQuery-268"><span class="linenos">268</span></a> <span class="k">def</span> <span class="nf">commit_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-269"><a href="#BigQuery-269"><span class="linenos">269</span></a> <span class="k">return</span> <span class="s2">"COMMIT TRANSACTION"</span> +</span><span id="BigQuery-270"><a href="#BigQuery-270"><span class="linenos">270</span></a> +</span><span id="BigQuery-271"><a href="#BigQuery-271"><span class="linenos">271</span></a> <span class="k">def</span> <span class="nf">rollback_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-272"><a href="#BigQuery-272"><span class="linenos">272</span></a> <span class="k">return</span> <span class="s2">"ROLLBACK TRANSACTION"</span> +</span><span id="BigQuery-273"><a href="#BigQuery-273"><span class="linenos">273</span></a> +</span><span id="BigQuery-274"><a href="#BigQuery-274"><span class="linenos">274</span></a> <span class="k">def</span> <span class="nf">in_unnest_op</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">Unnest</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-275"><a href="#BigQuery-275"><span class="linenos">275</span></a> <span class="k">return</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><span id="BigQuery-276"><a href="#BigQuery-276"><span class="linenos">276</span></a> +</span><span id="BigQuery-277"><a href="#BigQuery-277"><span class="linenos">277</span></a> <span class="k">def</span> <span class="nf">except_op</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">Except</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-278"><a href="#BigQuery-278"><span class="linenos">278</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="BigQuery-279"><a href="#BigQuery-279"><span class="linenos">279</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"EXCEPT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="BigQuery-280"><a href="#BigQuery-280"><span class="linenos">280</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"EXCEPT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span><span id="BigQuery-281"><a href="#BigQuery-281"><span class="linenos">281</span></a> +</span><span id="BigQuery-282"><a href="#BigQuery-282"><span class="linenos">282</span></a> <span class="k">def</span> <span class="nf">intersect_op</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">Intersect</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery-283"><a href="#BigQuery-283"><span class="linenos">283</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="BigQuery-284"><a href="#BigQuery-284"><span class="linenos">284</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"INTERSECT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="BigQuery-285"><a href="#BigQuery-285"><span class="linenos">285</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"INTERSECT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span></pre></div> + + + + + <div id="BigQuery.__init__" class="classattr"> + <div class="attr function"> + + <span class="name">BigQuery</span><span class="signature pdoc-code condensed">()</span> + + + </div> + <a class="headerlink" href="#BigQuery.__init__"></a> + + + + </div> + <div class="inherited"> + <h5>Inherited Members</h5> + <dl> + <div><dt><a href="dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></dt> + <dd id="BigQuery.get_or_raise" class="function"><a href="dialect.html#Dialect.get_or_raise">get_or_raise</a></dd> + <dd id="BigQuery.format_time" class="function"><a href="dialect.html#Dialect.format_time">format_time</a></dd> + <dd id="BigQuery.parse" class="function"><a href="dialect.html#Dialect.parse">parse</a></dd> + <dd id="BigQuery.parse_into" class="function"><a href="dialect.html#Dialect.parse_into">parse_into</a></dd> + <dd id="BigQuery.generate" class="function"><a href="dialect.html#Dialect.generate">generate</a></dd> + <dd id="BigQuery.transpile" class="function"><a href="dialect.html#Dialect.transpile">transpile</a></dd> + <dd id="BigQuery.parser" class="function"><a href="dialect.html#Dialect.parser">parser</a></dd> + <dd id="BigQuery.generator" class="function"><a href="dialect.html#Dialect.generator">generator</a></dd> + + </div> + </dl> + </div> + </section> + <section id="BigQuery.Tokenizer"> + <input id="BigQuery.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">BigQuery.Tokenizer</span><wbr>(<span class="base"><a href="../tokens.html#Tokenizer">sqlglot.tokens.Tokenizer</a></span>): + + <label class="view-source-button" for="BigQuery.Tokenizer-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Tokenizer"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Tokenizer-133"><a href="#BigQuery.Tokenizer-133"><span class="linenos">133</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> +</span><span id="BigQuery.Tokenizer-134"><a href="#BigQuery.Tokenizer-134"><span class="linenos">134</span></a> <span class="n">QUOTES</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="BigQuery.Tokenizer-135"><a href="#BigQuery.Tokenizer-135"><span class="linenos">135</span></a> <span class="p">(</span><span class="n">prefix</span> <span class="o">+</span> <span class="n">quote</span><span class="p">,</span> <span class="n">quote</span><span class="p">)</span> <span class="k">if</span> <span class="n">prefix</span> <span class="k">else</span> <span class="n">quote</span> +</span><span id="BigQuery.Tokenizer-136"><a href="#BigQuery.Tokenizer-136"><span class="linenos">136</span></a> <span class="k">for</span> <span class="n">quote</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">"'"</span><span class="p">,</span> <span class="s1">'"'</span><span class="p">,</span> <span class="s1">'"""'</span><span class="p">,</span> <span class="s2">"'''"</span><span class="p">]</span> +</span><span id="BigQuery.Tokenizer-137"><a href="#BigQuery.Tokenizer-137"><span class="linenos">137</span></a> <span class="k">for</span> <span class="n">prefix</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">""</span><span class="p">,</span> <span class="s2">"r"</span><span class="p">,</span> <span class="s2">"R"</span><span class="p">]</span> +</span><span id="BigQuery.Tokenizer-138"><a href="#BigQuery.Tokenizer-138"><span class="linenos">138</span></a> <span class="p">]</span> +</span><span id="BigQuery.Tokenizer-139"><a href="#BigQuery.Tokenizer-139"><span class="linenos">139</span></a> <span class="n">COMMENTS</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"--"</span><span class="p">,</span> <span class="s2">"#"</span><span class="p">,</span> <span class="p">(</span><span class="s2">"/*"</span><span class="p">,</span> <span class="s2">"*/"</span><span class="p">)]</span> +</span><span id="BigQuery.Tokenizer-140"><a href="#BigQuery.Tokenizer-140"><span class="linenos">140</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"`"</span><span class="p">]</span> +</span><span id="BigQuery.Tokenizer-141"><a href="#BigQuery.Tokenizer-141"><span class="linenos">141</span></a> <span class="n">STRING_ESCAPES</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"</span><span class="se">\\</span><span class="s2">"</span><span class="p">]</span> +</span><span id="BigQuery.Tokenizer-142"><a href="#BigQuery.Tokenizer-142"><span class="linenos">142</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> +</span><span id="BigQuery.Tokenizer-143"><a href="#BigQuery.Tokenizer-143"><span class="linenos">143</span></a> +</span><span id="BigQuery.Tokenizer-144"><a href="#BigQuery.Tokenizer-144"><span class="linenos">144</span></a> <span class="n">KEYWORDS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Tokenizer-145"><a href="#BigQuery.Tokenizer-145"><span class="linenos">145</span></a> <span class="o">**</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="o">.</span><span class="n">KEYWORDS</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-146"><a href="#BigQuery.Tokenizer-146"><span class="linenos">146</span></a> <span class="s2">"BEGIN"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">COMMAND</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-147"><a href="#BigQuery.Tokenizer-147"><span class="linenos">147</span></a> <span class="s2">"BEGIN TRANSACTION"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">BEGIN</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-148"><a href="#BigQuery.Tokenizer-148"><span class="linenos">148</span></a> <span class="s2">"CURRENT_DATETIME"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_DATETIME</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-149"><a href="#BigQuery.Tokenizer-149"><span class="linenos">149</span></a> <span class="s2">"CURRENT_TIME"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_TIME</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-150"><a href="#BigQuery.Tokenizer-150"><span class="linenos">150</span></a> <span class="s2">"DECLARE"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">COMMAND</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-151"><a href="#BigQuery.Tokenizer-151"><span class="linenos">151</span></a> <span class="s2">"GEOGRAPHY"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">GEOGRAPHY</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-152"><a href="#BigQuery.Tokenizer-152"><span class="linenos">152</span></a> <span class="s2">"FLOAT64"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-153"><a href="#BigQuery.Tokenizer-153"><span class="linenos">153</span></a> <span class="s2">"INT64"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-154"><a href="#BigQuery.Tokenizer-154"><span class="linenos">154</span></a> <span class="s2">"NOT DETERMINISTIC"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">VOLATILE</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-155"><a href="#BigQuery.Tokenizer-155"><span class="linenos">155</span></a> <span class="s2">"UNKNOWN"</span><span class="p">:</span> <span class="n">TokenType</span><span class="o">.</span><span class="n">NULL</span><span class="p">,</span> +</span><span id="BigQuery.Tokenizer-156"><a href="#BigQuery.Tokenizer-156"><span class="linenos">156</span></a> <span class="p">}</span> +</span><span id="BigQuery.Tokenizer-157"><a href="#BigQuery.Tokenizer-157"><span class="linenos">157</span></a> <span class="n">KEYWORDS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"DIV"</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="BigQuery.Tokenizer.__init__" class="function"><a href="../tokens.html#Tokenizer.__init__">Tokenizer</a></dd> + <dd id="BigQuery.Tokenizer.reset" class="function"><a href="../tokens.html#Tokenizer.reset">reset</a></dd> + <dd id="BigQuery.Tokenizer.tokenize" class="function"><a href="../tokens.html#Tokenizer.tokenize">tokenize</a></dd> + + </div> + </dl> + </div> + </section> + <section id="BigQuery.Parser"> + <input id="BigQuery.Parser-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">BigQuery.Parser</span><wbr>(<span class="base"><a href="../parser.html#Parser">sqlglot.parser.Parser</a></span>): + + <label class="view-source-button" for="BigQuery.Parser-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Parser"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Parser-159"><a href="#BigQuery.Parser-159"><span class="linenos">159</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="BigQuery.Parser-160"><a href="#BigQuery.Parser-160"><span class="linenos">160</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Parser-161"><a href="#BigQuery.Parser-161"><span class="linenos">161</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">FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery.Parser-162"><a href="#BigQuery.Parser-162"><span class="linenos">162</span></a> <span class="s2">"DATE_TRUNC"</span><span class="p">:</span> <span class="n">_date_trunc</span><span class="p">,</span> +</span><span id="BigQuery.Parser-163"><a href="#BigQuery.Parser-163"><span class="linenos">163</span></a> <span class="s2">"DATE_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">),</span> +</span><span id="BigQuery.Parser-164"><a href="#BigQuery.Parser-164"><span class="linenos">164</span></a> <span class="s2">"DATETIME_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DatetimeAdd</span><span class="p">),</span> +</span><span id="BigQuery.Parser-165"><a href="#BigQuery.Parser-165"><span class="linenos">165</span></a> <span class="s2">"DIV"</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">IntDiv</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">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="BigQuery.Parser-166"><a href="#BigQuery.Parser-166"><span class="linenos">166</span></a> <span class="s2">"REGEXP_CONTAINS"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">RegexpLike</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> +</span><span id="BigQuery.Parser-167"><a href="#BigQuery.Parser-167"><span class="linenos">167</span></a> <span class="s2">"TIME_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimeAdd</span><span class="p">),</span> +</span><span id="BigQuery.Parser-168"><a href="#BigQuery.Parser-168"><span class="linenos">168</span></a> <span class="s2">"TIMESTAMP_ADD"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimestampAdd</span><span class="p">),</span> +</span><span id="BigQuery.Parser-169"><a href="#BigQuery.Parser-169"><span class="linenos">169</span></a> <span class="s2">"DATE_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DateSub</span><span class="p">),</span> +</span><span id="BigQuery.Parser-170"><a href="#BigQuery.Parser-170"><span class="linenos">170</span></a> <span class="s2">"DATETIME_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">DatetimeSub</span><span class="p">),</span> +</span><span id="BigQuery.Parser-171"><a href="#BigQuery.Parser-171"><span class="linenos">171</span></a> <span class="s2">"TIME_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimeSub</span><span class="p">),</span> +</span><span id="BigQuery.Parser-172"><a href="#BigQuery.Parser-172"><span class="linenos">172</span></a> <span class="s2">"TIMESTAMP_SUB"</span><span class="p">:</span> <span class="n">_date_add</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">TimestampSub</span><span class="p">),</span> +</span><span id="BigQuery.Parser-173"><a href="#BigQuery.Parser-173"><span class="linenos">173</span></a> <span class="s2">"PARSE_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">StrToTime</span><span class="p">(</span> +</span><span id="BigQuery.Parser-174"><a href="#BigQuery.Parser-174"><span class="linenos">174</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 class="nb">format</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="BigQuery.Parser-175"><a href="#BigQuery.Parser-175"><span class="linenos">175</span></a> <span class="p">),</span> +</span><span id="BigQuery.Parser-176"><a href="#BigQuery.Parser-176"><span class="linenos">176</span></a> <span class="p">}</span> +</span><span id="BigQuery.Parser-177"><a href="#BigQuery.Parser-177"><span class="linenos">177</span></a> +</span><span id="BigQuery.Parser-178"><a href="#BigQuery.Parser-178"><span class="linenos">178</span></a> <span class="n">FUNCTION_PARSERS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Parser-179"><a href="#BigQuery.Parser-179"><span class="linenos">179</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="BigQuery.Parser-180"><a href="#BigQuery.Parser-180"><span class="linenos">180</span></a> <span class="s2">"ARRAY"</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">expression</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Array</span><span class="p">,</span> <span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">_parse_statement</span><span class="p">()]),</span> +</span><span id="BigQuery.Parser-181"><a href="#BigQuery.Parser-181"><span class="linenos">181</span></a> <span class="p">}</span> +</span><span id="BigQuery.Parser-182"><a href="#BigQuery.Parser-182"><span class="linenos">182</span></a> <span class="n">FUNCTION_PARSERS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"TRIM"</span><span class="p">)</span> +</span><span id="BigQuery.Parser-183"><a href="#BigQuery.Parser-183"><span class="linenos">183</span></a> +</span><span id="BigQuery.Parser-184"><a href="#BigQuery.Parser-184"><span class="linenos">184</span></a> <span class="n">NO_PAREN_FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Parser-185"><a href="#BigQuery.Parser-185"><span class="linenos">185</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">NO_PAREN_FUNCTIONS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery.Parser-186"><a href="#BigQuery.Parser-186"><span class="linenos">186</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_DATETIME</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDatetime</span><span class="p">,</span> +</span><span id="BigQuery.Parser-187"><a href="#BigQuery.Parser-187"><span class="linenos">187</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">CURRENT_TIME</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">,</span> +</span><span id="BigQuery.Parser-188"><a href="#BigQuery.Parser-188"><span class="linenos">188</span></a> <span class="p">}</span> +</span><span id="BigQuery.Parser-189"><a href="#BigQuery.Parser-189"><span class="linenos">189</span></a> +</span><span id="BigQuery.Parser-190"><a href="#BigQuery.Parser-190"><span class="linenos">190</span></a> <span class="n">NESTED_TYPE_TOKENS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Parser-191"><a href="#BigQuery.Parser-191"><span class="linenos">191</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">NESTED_TYPE_TOKENS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery.Parser-192"><a href="#BigQuery.Parser-192"><span class="linenos">192</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">TABLE</span><span class="p">,</span> +</span><span id="BigQuery.Parser-193"><a href="#BigQuery.Parser-193"><span class="linenos">193</span></a> <span class="p">}</span> +</span><span id="BigQuery.Parser-194"><a href="#BigQuery.Parser-194"><span class="linenos">194</span></a> +</span><span id="BigQuery.Parser-195"><a href="#BigQuery.Parser-195"><span class="linenos">195</span></a> <span class="n">ID_VAR_TOKENS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Parser-196"><a href="#BigQuery.Parser-196"><span class="linenos">196</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">ID_VAR_TOKENS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery.Parser-197"><a href="#BigQuery.Parser-197"><span class="linenos">197</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">VALUES</span><span class="p">,</span> +</span><span id="BigQuery.Parser-198"><a href="#BigQuery.Parser-198"><span class="linenos">198</span></a> <span class="p">}</span> +</span><span id="BigQuery.Parser-199"><a href="#BigQuery.Parser-199"><span class="linenos">199</span></a> +</span><span id="BigQuery.Parser-200"><a href="#BigQuery.Parser-200"><span class="linenos">200</span></a> <span class="n">PROPERTY_PARSERS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Parser-201"><a href="#BigQuery.Parser-201"><span class="linenos">201</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">PROPERTY_PARSERS</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery.Parser-202"><a href="#BigQuery.Parser-202"><span class="linenos">202</span></a> <span class="s2">"NOT DETERMINISTIC"</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">expression</span><span class="p">(</span> +</span><span id="BigQuery.Parser-203"><a href="#BigQuery.Parser-203"><span class="linenos">203</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VolatilityProperty</span><span class="p">,</span> <span class="n">this</span><span class="o">=</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">"VOLATILE"</span><span class="p">)</span> +</span><span id="BigQuery.Parser-204"><a href="#BigQuery.Parser-204"><span class="linenos">204</span></a> <span class="p">),</span> +</span><span id="BigQuery.Parser-205"><a href="#BigQuery.Parser-205"><span class="linenos">205</span></a> <span class="p">}</span> +</span></pre></div> + + + <div class="docstring"><p>Parser consumes a list of tokens produced by the <code><a href="../tokens.html#Tokenizer">sqlglot.tokens.Tokenizer</a></code> and produces +a parsed syntax tree.</p> + +<h6 id="arguments">Arguments:</h6> + +<ul> +<li><strong>error_level:</strong> the desired error level. +Default: ErrorLevel.RAISE</li> +<li><strong>error_message_context:</strong> determines the amount of context to capture from a +query string when displaying the error message (in number of characters). +Default: 50.</li> +<li><strong>index_offset:</strong> Index offset for arrays eg ARRAY[0] vs ARRAY[1] as the head of a list. +Default: 0</li> +<li><strong>alias_post_tablesample:</strong> If the table alias comes after tablesample. +Default: False</li> +<li><strong>max_errors:</strong> Maximum number of error messages to include in a raised ParseError. +This is only relevant if error_level is ErrorLevel.RAISE. +Default: 3</li> +<li><strong>null_ordering:</strong> Indicates the default null ordering method to use if not explicitly set. +Options are "nulls_are_small", "nulls_are_large", "nulls_are_last". +Default: "nulls_are_small"</li> +</ul> +</div> + + + <div class="inherited"> + <h5>Inherited Members</h5> + <dl> + <div><dt><a href="../parser.html#Parser">sqlglot.parser.Parser</a></dt> + <dd id="BigQuery.Parser.__init__" class="function"><a href="../parser.html#Parser.__init__">Parser</a></dd> + <dd id="BigQuery.Parser.reset" class="function"><a href="../parser.html#Parser.reset">reset</a></dd> + <dd id="BigQuery.Parser.parse" class="function"><a href="../parser.html#Parser.parse">parse</a></dd> + <dd id="BigQuery.Parser.parse_into" class="function"><a href="../parser.html#Parser.parse_into">parse_into</a></dd> + <dd id="BigQuery.Parser.check_errors" class="function"><a href="../parser.html#Parser.check_errors">check_errors</a></dd> + <dd id="BigQuery.Parser.raise_error" class="function"><a href="../parser.html#Parser.raise_error">raise_error</a></dd> + <dd id="BigQuery.Parser.expression" class="function"><a href="../parser.html#Parser.expression">expression</a></dd> + <dd id="BigQuery.Parser.validate_expression" class="function"><a href="../parser.html#Parser.validate_expression">validate_expression</a></dd> + + </div> + </dl> + </div> + </section> + <section id="BigQuery.Generator"> + <input id="BigQuery.Generator-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">BigQuery.Generator</span><wbr>(<span class="base"><a href="../generator.html#Generator">sqlglot.generator.Generator</a></span>): + + <label class="view-source-button" for="BigQuery.Generator-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator-207"><a href="#BigQuery.Generator-207"><span class="linenos">207</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="BigQuery.Generator-208"><a href="#BigQuery.Generator-208"><span class="linenos">208</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Generator-209"><a href="#BigQuery.Generator-209"><span class="linenos">209</span></a> <span class="o">**</span><span class="n">generator</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="BigQuery.Generator-210"><a href="#BigQuery.Generator-210"><span class="linenos">210</span></a> <span class="o">**</span><span class="n">transforms</span><span class="o">.</span><span class="n">REMOVE_PRECISION_PARAMETERIZED_TYPES</span><span class="p">,</span> <span class="c1"># type: ignore</span> +</span><span id="BigQuery.Generator-211"><a href="#BigQuery.Generator-211"><span class="linenos">211</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ArraySize</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"ARRAY_LENGTH"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-212"><a href="#BigQuery.Generator-212"><span class="linenos">212</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-213"><a href="#BigQuery.Generator-213"><span class="linenos">213</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-214"><a href="#BigQuery.Generator-214"><span class="linenos">214</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DatetimeAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATETIME"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-215"><a href="#BigQuery.Generator-215"><span class="linenos">215</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DatetimeSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"DATETIME"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-216"><a href="#BigQuery.Generator-216"><span class="linenos">216</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</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">"DATE_DIFF(</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="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="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'unit'</span><span class="p">,</span><span class="w"> </span><span class="s1">'DAY'</span><span class="p">))</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-217"><a href="#BigQuery.Generator-217"><span class="linenos">217</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</span><span class="p">:</span> <span class="n">datestrtodate_sql</span><span class="p">,</span> +</span><span id="BigQuery.Generator-218"><a href="#BigQuery.Generator-218"><span class="linenos">218</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">GroupConcat</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRING_AGG"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-219"><a href="#BigQuery.Generator-219"><span class="linenos">219</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="BigQuery.Generator-220"><a href="#BigQuery.Generator-220"><span class="linenos">220</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">IntDiv</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"DIV"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-221"><a href="#BigQuery.Generator-221"><span class="linenos">221</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">:</span> <span class="n">transforms</span><span class="o">.</span><span class="n">preprocess</span><span class="p">(</span> +</span><span id="BigQuery.Generator-222"><a href="#BigQuery.Generator-222"><span class="linenos">222</span></a> <span class="p">[</span><span class="n">_unqualify_unnest</span><span class="p">],</span> <span class="n">transforms</span><span class="o">.</span><span class="n">delegate</span><span class="p">(</span><span class="s2">"select_sql"</span><span class="p">)</span> +</span><span id="BigQuery.Generator-223"><a href="#BigQuery.Generator-223"><span class="linenos">223</span></a> <span class="p">),</span> +</span><span id="BigQuery.Generator-224"><a href="#BigQuery.Generator-224"><span class="linenos">224</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">"PARSE_TIMESTAMP(</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="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="p">,</span> +</span><span id="BigQuery.Generator-225"><a href="#BigQuery.Generator-225"><span class="linenos">225</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIME"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-226"><a href="#BigQuery.Generator-226"><span class="linenos">226</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIME"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-227"><a href="#BigQuery.Generator-227"><span class="linenos">227</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIMESTAMP"</span><span class="p">,</span> <span class="s2">"ADD"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-228"><a href="#BigQuery.Generator-228"><span class="linenos">228</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimestampSub</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">(</span><span class="s2">"TIMESTAMP"</span><span class="p">,</span> <span class="s2">"SUB"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-229"><a href="#BigQuery.Generator-229"><span class="linenos">229</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</span><span class="p">:</span> <span class="n">timestrtotime_sql</span><span class="p">,</span> +</span><span id="BigQuery.Generator-230"><a href="#BigQuery.Generator-230"><span class="linenos">230</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="BigQuery.Generator-231"><a href="#BigQuery.Generator-231"><span class="linenos">231</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Values</span><span class="p">:</span> <span class="n">_derived_table_values_to_unnest</span><span class="p">,</span> +</span><span id="BigQuery.Generator-232"><a href="#BigQuery.Generator-232"><span class="linenos">232</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ReturnsProperty</span><span class="p">:</span> <span class="n">_returnsproperty_sql</span><span class="p">,</span> +</span><span id="BigQuery.Generator-233"><a href="#BigQuery.Generator-233"><span class="linenos">233</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="BigQuery.Generator-234"><a href="#BigQuery.Generator-234"><span class="linenos">234</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Trim</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">"TRIM(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</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="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-235"><a href="#BigQuery.Generator-235"><span class="linenos">235</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">VolatilityProperty</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">"DETERMINISTIC"</span> +</span><span id="BigQuery.Generator-236"><a href="#BigQuery.Generator-236"><span class="linenos">236</span></a> <span class="k">if</span> <span class="n">e</span><span class="o">.</span><span class="n">name</span> <span class="o">==</span> <span class="s2">"IMMUTABLE"</span> +</span><span id="BigQuery.Generator-237"><a href="#BigQuery.Generator-237"><span class="linenos">237</span></a> <span class="k">else</span> <span class="s2">"NOT DETERMINISTIC"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-238"><a href="#BigQuery.Generator-238"><span class="linenos">238</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">RegexpLike</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"REGEXP_CONTAINS"</span><span class="p">),</span> +</span><span id="BigQuery.Generator-239"><a href="#BigQuery.Generator-239"><span class="linenos">239</span></a> <span class="p">}</span> +</span><span id="BigQuery.Generator-240"><a href="#BigQuery.Generator-240"><span class="linenos">240</span></a> +</span><span id="BigQuery.Generator-241"><a href="#BigQuery.Generator-241"><span class="linenos">241</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="BigQuery.Generator-242"><a href="#BigQuery.Generator-242"><span class="linenos">242</span></a> <span class="o">**</span><span class="n">generator</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="BigQuery.Generator-243"><a href="#BigQuery.Generator-243"><span class="linenos">243</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">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-244"><a href="#BigQuery.Generator-244"><span class="linenos">244</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">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-245"><a href="#BigQuery.Generator-245"><span class="linenos">245</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">INT</span><span class="p">:</span> <span class="s2">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-246"><a href="#BigQuery.Generator-246"><span class="linenos">246</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">"INT64"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-247"><a href="#BigQuery.Generator-247"><span class="linenos">247</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">DECIMAL</span><span class="p">:</span> <span class="s2">"NUMERIC"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-248"><a href="#BigQuery.Generator-248"><span class="linenos">248</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">FLOAT</span><span class="p">:</span> <span class="s2">"FLOAT64"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-249"><a href="#BigQuery.Generator-249"><span class="linenos">249</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">DOUBLE</span><span class="p">:</span> <span class="s2">"FLOAT64"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-250"><a href="#BigQuery.Generator-250"><span class="linenos">250</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">BOOLEAN</span><span class="p">:</span> <span class="s2">"BOOL"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-251"><a href="#BigQuery.Generator-251"><span class="linenos">251</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">TEXT</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-252"><a href="#BigQuery.Generator-252"><span class="linenos">252</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">VARCHAR</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-253"><a href="#BigQuery.Generator-253"><span class="linenos">253</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">NVARCHAR</span><span class="p">:</span> <span class="s2">"STRING"</span><span class="p">,</span> +</span><span id="BigQuery.Generator-254"><a href="#BigQuery.Generator-254"><span class="linenos">254</span></a> <span class="p">}</span> +</span><span id="BigQuery.Generator-255"><a href="#BigQuery.Generator-255"><span class="linenos">255</span></a> +</span><span id="BigQuery.Generator-256"><a href="#BigQuery.Generator-256"><span class="linenos">256</span></a> <span class="n">EXPLICIT_UNION</span> <span class="o">=</span> <span class="kc">True</span> +</span><span id="BigQuery.Generator-257"><a href="#BigQuery.Generator-257"><span class="linenos">257</span></a> +</span><span id="BigQuery.Generator-258"><a href="#BigQuery.Generator-258"><span class="linenos">258</span></a> <span class="k">def</span> <span class="nf">array_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">Array</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-259"><a href="#BigQuery.Generator-259"><span class="linenos">259</span></a> <span class="n">first_arg</span> <span class="o">=</span> <span class="n">seq_get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span> +</span><span id="BigQuery.Generator-260"><a href="#BigQuery.Generator-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">first_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">):</span> +</span><span id="BigQuery.Generator-261"><a href="#BigQuery.Generator-261"><span class="linenos">261</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"ARRAY</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">wrap</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">first_arg</span><span class="p">))</span><span class="si">}</span><span class="s2">"</span> +</span><span id="BigQuery.Generator-262"><a href="#BigQuery.Generator-262"><span class="linenos">262</span></a> +</span><span id="BigQuery.Generator-263"><a href="#BigQuery.Generator-263"><span class="linenos">263</span></a> <span class="k">return</span> <span class="n">inline_array_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><span id="BigQuery.Generator-264"><a href="#BigQuery.Generator-264"><span class="linenos">264</span></a> +</span><span id="BigQuery.Generator-265"><a href="#BigQuery.Generator-265"><span class="linenos">265</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-266"><a href="#BigQuery.Generator-266"><span class="linenos">266</span></a> <span class="k">return</span> <span class="s2">"BEGIN TRANSACTION"</span> +</span><span id="BigQuery.Generator-267"><a href="#BigQuery.Generator-267"><span class="linenos">267</span></a> +</span><span id="BigQuery.Generator-268"><a href="#BigQuery.Generator-268"><span class="linenos">268</span></a> <span class="k">def</span> <span class="nf">commit_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-269"><a href="#BigQuery.Generator-269"><span class="linenos">269</span></a> <span class="k">return</span> <span class="s2">"COMMIT TRANSACTION"</span> +</span><span id="BigQuery.Generator-270"><a href="#BigQuery.Generator-270"><span class="linenos">270</span></a> +</span><span id="BigQuery.Generator-271"><a href="#BigQuery.Generator-271"><span class="linenos">271</span></a> <span class="k">def</span> <span class="nf">rollback_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-272"><a href="#BigQuery.Generator-272"><span class="linenos">272</span></a> <span class="k">return</span> <span class="s2">"ROLLBACK TRANSACTION"</span> +</span><span id="BigQuery.Generator-273"><a href="#BigQuery.Generator-273"><span class="linenos">273</span></a> +</span><span id="BigQuery.Generator-274"><a href="#BigQuery.Generator-274"><span class="linenos">274</span></a> <span class="k">def</span> <span class="nf">in_unnest_op</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">Unnest</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-275"><a href="#BigQuery.Generator-275"><span class="linenos">275</span></a> <span class="k">return</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><span id="BigQuery.Generator-276"><a href="#BigQuery.Generator-276"><span class="linenos">276</span></a> +</span><span id="BigQuery.Generator-277"><a href="#BigQuery.Generator-277"><span class="linenos">277</span></a> <span class="k">def</span> <span class="nf">except_op</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">Except</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-278"><a href="#BigQuery.Generator-278"><span class="linenos">278</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="BigQuery.Generator-279"><a href="#BigQuery.Generator-279"><span class="linenos">279</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"EXCEPT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="BigQuery.Generator-280"><a href="#BigQuery.Generator-280"><span class="linenos">280</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"EXCEPT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span><span id="BigQuery.Generator-281"><a href="#BigQuery.Generator-281"><span class="linenos">281</span></a> +</span><span id="BigQuery.Generator-282"><a href="#BigQuery.Generator-282"><span class="linenos">282</span></a> <span class="k">def</span> <span class="nf">intersect_op</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">Intersect</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator-283"><a href="#BigQuery.Generator-283"><span class="linenos">283</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="BigQuery.Generator-284"><a href="#BigQuery.Generator-284"><span class="linenos">284</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"INTERSECT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="BigQuery.Generator-285"><a href="#BigQuery.Generator-285"><span class="linenos">285</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"INTERSECT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span></pre></div> + + + <div class="docstring"><p>Generator interprets the given syntax tree and produces a SQL string as an output.</p> + +<h6 id="arguments">Arguments:</h6> + +<ul> +<li><strong>time_mapping (dict):</strong> the dictionary of custom time mappings in which the key +represents a python time format and the output the target time format</li> +<li><strong>time_trie (trie):</strong> a trie of the time_mapping keys</li> +<li><strong>pretty (bool):</strong> if set to True the returned string will be formatted. Default: False.</li> +<li><strong>quote_start (str):</strong> specifies which starting character to use to delimit quotes. Default: '.</li> +<li><strong>quote_end (str):</strong> specifies which ending character to use to delimit quotes. Default: '.</li> +<li><strong>identifier_start (str):</strong> specifies which starting character to use to delimit identifiers. Default: ".</li> +<li><strong>identifier_end (str):</strong> specifies which ending character to use to delimit identifiers. Default: ".</li> +<li><strong>identify (bool):</strong> if set to True all identifiers will be delimited by the corresponding +character.</li> +<li><strong>normalize (bool):</strong> if set to True all identifiers will lower cased</li> +<li><strong>string_escape (str):</strong> specifies a string escape character. Default: '.</li> +<li><strong>identifier_escape (str):</strong> specifies an identifier escape character. Default: ".</li> +<li><strong>pad (int):</strong> determines padding in a formatted string. Default: 2.</li> +<li><strong>indent (int):</strong> determines the size of indentation in a formatted string. Default: 4.</li> +<li><strong>unnest_column_only (bool):</strong> if true unnest table aliases are considered only as column aliases</li> +<li><strong>normalize_functions (str):</strong> normalize function names, "upper", "lower", or None +Default: "upper"</li> +<li><strong>alias_post_tablesample (bool):</strong> if the table alias comes after tablesample +Default: False</li> +<li><strong>unsupported_level (ErrorLevel):</strong> determines the generator's behavior when it encounters +unsupported expressions. Default ErrorLevel.WARN.</li> +<li><strong>null_ordering (str):</strong> Indicates the default null ordering method to use if not explicitly set. +Options are "nulls_are_small", "nulls_are_large", "nulls_are_last". +Default: "nulls_are_small"</li> +<li><strong>max_unsupported (int):</strong> Maximum number of unsupported messages to include in a raised UnsupportedError. +This is only relevant if unsupported_level is ErrorLevel.RAISE. +Default: 3</li> +<li><strong>leading_comma (bool):</strong> if the the comma is leading or trailing in select statements +Default: False</li> +<li><strong>max_text_width:</strong> The max number of characters in a segment before creating new lines in pretty mode. +The default is on the smaller end because the length only represents a segment and not the true +line length. +Default: 80</li> +<li><strong>comments:</strong> Whether or not to preserve comments in the output SQL code. +Default: True</li> +</ul> +</div> + + + <div id="BigQuery.Generator.array_sql" class="classattr"> + <input id="BigQuery.Generator.array_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">array_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#Array">sqlglot.expressions.Array</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.array_sql-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.array_sql"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.array_sql-258"><a href="#BigQuery.Generator.array_sql-258"><span class="linenos">258</span></a> <span class="k">def</span> <span class="nf">array_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">Array</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.array_sql-259"><a href="#BigQuery.Generator.array_sql-259"><span class="linenos">259</span></a> <span class="n">first_arg</span> <span class="o">=</span> <span class="n">seq_get</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span> +</span><span id="BigQuery.Generator.array_sql-260"><a href="#BigQuery.Generator.array_sql-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">first_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">):</span> +</span><span id="BigQuery.Generator.array_sql-261"><a href="#BigQuery.Generator.array_sql-261"><span class="linenos">261</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"ARRAY</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">wrap</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">first_arg</span><span class="p">))</span><span class="si">}</span><span class="s2">"</span> +</span><span id="BigQuery.Generator.array_sql-262"><a href="#BigQuery.Generator.array_sql-262"><span class="linenos">262</span></a> +</span><span id="BigQuery.Generator.array_sql-263"><a href="#BigQuery.Generator.array_sql-263"><span class="linenos">263</span></a> <span class="k">return</span> <span class="n">inline_array_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></pre></div> + + + + + </div> + <div id="BigQuery.Generator.transaction_sql" class="classattr"> + <input id="BigQuery.Generator.transaction_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">transaction_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="o">*</span><span class="n">_</span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.transaction_sql-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.transaction_sql"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.transaction_sql-265"><a href="#BigQuery.Generator.transaction_sql-265"><span class="linenos">265</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.transaction_sql-266"><a href="#BigQuery.Generator.transaction_sql-266"><span class="linenos">266</span></a> <span class="k">return</span> <span class="s2">"BEGIN TRANSACTION"</span> +</span></pre></div> + + + + + </div> + <div id="BigQuery.Generator.commit_sql" class="classattr"> + <input id="BigQuery.Generator.commit_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">commit_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="o">*</span><span class="n">_</span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.commit_sql-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.commit_sql"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.commit_sql-268"><a href="#BigQuery.Generator.commit_sql-268"><span class="linenos">268</span></a> <span class="k">def</span> <span class="nf">commit_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.commit_sql-269"><a href="#BigQuery.Generator.commit_sql-269"><span class="linenos">269</span></a> <span class="k">return</span> <span class="s2">"COMMIT TRANSACTION"</span> +</span></pre></div> + + + + + </div> + <div id="BigQuery.Generator.rollback_sql" class="classattr"> + <input id="BigQuery.Generator.rollback_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">rollback_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="o">*</span><span class="n">_</span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.rollback_sql-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.rollback_sql"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.rollback_sql-271"><a href="#BigQuery.Generator.rollback_sql-271"><span class="linenos">271</span></a> <span class="k">def</span> <span class="nf">rollback_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.rollback_sql-272"><a href="#BigQuery.Generator.rollback_sql-272"><span class="linenos">272</span></a> <span class="k">return</span> <span class="s2">"ROLLBACK TRANSACTION"</span> +</span></pre></div> + + + + + </div> + <div id="BigQuery.Generator.in_unnest_op" class="classattr"> + <input id="BigQuery.Generator.in_unnest_op-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">in_unnest_op</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#Unnest">sqlglot.expressions.Unnest</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.in_unnest_op-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.in_unnest_op"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.in_unnest_op-274"><a href="#BigQuery.Generator.in_unnest_op-274"><span class="linenos">274</span></a> <span class="k">def</span> <span class="nf">in_unnest_op</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">Unnest</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.in_unnest_op-275"><a href="#BigQuery.Generator.in_unnest_op-275"><span class="linenos">275</span></a> <span class="k">return</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></pre></div> + + + + + </div> + <div id="BigQuery.Generator.except_op" class="classattr"> + <input id="BigQuery.Generator.except_op-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">except_op</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#Except">sqlglot.expressions.Except</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.except_op-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.except_op"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.except_op-277"><a href="#BigQuery.Generator.except_op-277"><span class="linenos">277</span></a> <span class="k">def</span> <span class="nf">except_op</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">Except</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.except_op-278"><a href="#BigQuery.Generator.except_op-278"><span class="linenos">278</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="BigQuery.Generator.except_op-279"><a href="#BigQuery.Generator.except_op-279"><span class="linenos">279</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"EXCEPT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="BigQuery.Generator.except_op-280"><a href="#BigQuery.Generator.except_op-280"><span class="linenos">280</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"EXCEPT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span></pre></div> + + + + + </div> + <div id="BigQuery.Generator.intersect_op" class="classattr"> + <input id="BigQuery.Generator.intersect_op-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">intersect_op</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#Intersect">sqlglot.expressions.Intersect</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span> + + <label class="view-source-button" for="BigQuery.Generator.intersect_op-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#BigQuery.Generator.intersect_op"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="BigQuery.Generator.intersect_op-282"><a href="#BigQuery.Generator.intersect_op-282"><span class="linenos">282</span></a> <span class="k">def</span> <span class="nf">intersect_op</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">Intersect</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="BigQuery.Generator.intersect_op-283"><a href="#BigQuery.Generator.intersect_op-283"><span class="linenos">283</span></a> <span class="k">if</span> <span class="ow">not</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">"distinct"</span><span class="p">,</span> <span class="kc">False</span><span class="p">):</span> +</span><span id="BigQuery.Generator.intersect_op-284"><a href="#BigQuery.Generator.intersect_op-284"><span class="linenos">284</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"INTERSECT without DISTINCT is not supported in BigQuery"</span><span class="p">)</span> +</span><span id="BigQuery.Generator.intersect_op-285"><a href="#BigQuery.Generator.intersect_op-285"><span class="linenos">285</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"INTERSECT</span><span class="si">{</span><span class="s1">' DISTINCT'</span><span class="w"> </span><span class="k">if</span><span class="w"> </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="s1">'distinct'</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">' ALL'</span><span class="si">}</span><span class="s2">"</span> +</span></pre></div> + + + + + </div> + <div class="inherited"> + <h5>Inherited Members</h5> + <dl> + <div><dt><a href="../generator.html#Generator">sqlglot.generator.Generator</a></dt> + <dd id="BigQuery.Generator.__init__" class="function"><a href="../generator.html#Generator.__init__">Generator</a></dd> + <dd id="BigQuery.Generator.generate" class="function"><a href="../generator.html#Generator.generate">generate</a></dd> + <dd id="BigQuery.Generator.unsupported" class="function"><a href="../generator.html#Generator.unsupported">unsupported</a></dd> + <dd id="BigQuery.Generator.sep" class="function"><a href="../generator.html#Generator.sep">sep</a></dd> + <dd id="BigQuery.Generator.seg" class="function"><a href="../generator.html#Generator.seg">seg</a></dd> + <dd id="BigQuery.Generator.pad_comment" class="function"><a href="../generator.html#Generator.pad_comment">pad_comment</a></dd> + <dd id="BigQuery.Generator.maybe_comment" class="function"><a href="../generator.html#Generator.maybe_comment">maybe_comment</a></dd> + <dd id="BigQuery.Generator.wrap" class="function"><a href="../generator.html#Generator.wrap">wrap</a></dd> + <dd id="BigQuery.Generator.no_identify" class="function"><a href="../generator.html#Generator.no_identify">no_identify</a></dd> + <dd id="BigQuery.Generator.normalize_func" class="function"><a href="../generator.html#Generator.normalize_func">normalize_func</a></dd> + <dd id="BigQuery.Generator.indent" class="function"><a href="../generator.html#Generator.indent">indent</a></dd> + <dd id="BigQuery.Generator.sql" class="function"><a href="../generator.html#Generator.sql">sql</a></dd> + <dd id="BigQuery.Generator.uncache_sql" class="function"><a href="../generator.html#Generator.uncache_sql">uncache_sql</a></dd> + <dd id="BigQuery.Generator.cache_sql" class="function"><a href="../generator.html#Generator.cache_sql">cache_sql</a></dd> + <dd id="BigQuery.Generator.characterset_sql" class="function"><a href="../generator.html#Generator.characterset_sql">characterset_sql</a></dd> + <dd id="BigQuery.Generator.column_sql" class="function"><a href="../generator.html#Generator.column_sql">column_sql</a></dd> + <dd id="BigQuery.Generator.columndef_sql" class="function"><a href="../generator.html#Generator.columndef_sql">columndef_sql</a></dd> + <dd id="BigQuery.Generator.columnconstraint_sql" class="function"><a href="../generator.html#Generator.columnconstraint_sql">columnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.autoincrementcolumnconstraint_sql" class="function"><a href="../generator.html#Generator.autoincrementcolumnconstraint_sql">autoincrementcolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.checkcolumnconstraint_sql" class="function"><a href="../generator.html#Generator.checkcolumnconstraint_sql">checkcolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.commentcolumnconstraint_sql" class="function"><a href="../generator.html#Generator.commentcolumnconstraint_sql">commentcolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.collatecolumnconstraint_sql" class="function"><a href="../generator.html#Generator.collatecolumnconstraint_sql">collatecolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.encodecolumnconstraint_sql" class="function"><a href="../generator.html#Generator.encodecolumnconstraint_sql">encodecolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.defaultcolumnconstraint_sql" class="function"><a href="../generator.html#Generator.defaultcolumnconstraint_sql">defaultcolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.generatedasidentitycolumnconstraint_sql" class="function"><a href="../generator.html#Generator.generatedasidentitycolumnconstraint_sql">generatedasidentitycolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.notnullcolumnconstraint_sql" class="function"><a href="../generator.html#Generator.notnullcolumnconstraint_sql">notnullcolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.primarykeycolumnconstraint_sql" class="function"><a href="../generator.html#Generator.primarykeycolumnconstraint_sql">primarykeycolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.uniquecolumnconstraint_sql" class="function"><a href="../generator.html#Generator.uniquecolumnconstraint_sql">uniquecolumnconstraint_sql</a></dd> + <dd id="BigQuery.Generator.create_sql" class="function"><a href="../generator.html#Generator.create_sql">create_sql</a></dd> + <dd id="BigQuery.Generator.describe_sql" class="function"><a href="../generator.html#Generator.describe_sql">describe_sql</a></dd> + <dd id="BigQuery.Generator.prepend_ctes" class="function"><a href="../generator.html#Generator.prepend_ctes">prepend_ctes</a></dd> + <dd id="BigQuery.Generator.with_sql" class="function"><a href="../generator.html#Generator.with_sql">with_sql</a></dd> + <dd id="BigQuery.Generator.cte_sql" class="function"><a href="../generator.html#Generator.cte_sql">cte_sql</a></dd> + <dd id="BigQuery.Generator.tablealias_sql" class="function"><a href="../generator.html#Generator.tablealias_sql">tablealias_sql</a></dd> + <dd id="BigQuery.Generator.bitstring_sql" class="function"><a href="../generator.html#Generator.bitstring_sql">bitstring_sql</a></dd> + <dd id="BigQuery.Generator.hexstring_sql" class="function"><a href="../generator.html#Generator.hexstring_sql">hexstring_sql</a></dd> + <dd id="BigQuery.Generator.datatype_sql" class="function"><a href="../generator.html#Generator.datatype_sql">datatype_sql</a></dd> + <dd id="BigQuery.Generator.directory_sql" class="function"><a href="../generator.html#Generator.directory_sql">directory_sql</a></dd> + <dd id="BigQuery.Generator.delete_sql" class="function"><a href="../generator.html#Generator.delete_sql">delete_sql</a></dd> + <dd id="BigQuery.Generator.drop_sql" class="function"><a href="../generator.html#Generator.drop_sql">drop_sql</a></dd> + <dd id="BigQuery.Generator.except_sql" class="function"><a href="../generator.html#Generator.except_sql">except_sql</a></dd> + <dd id="BigQuery.Generator.fetch_sql" class="function"><a href="../generator.html#Generator.fetch_sql">fetch_sql</a></dd> + <dd id="BigQuery.Generator.filter_sql" class="function"><a href="../generator.html#Generator.filter_sql">filter_sql</a></dd> + <dd id="BigQuery.Generator.hint_sql" class="function"><a href="../generator.html#Generator.hint_sql">hint_sql</a></dd> + <dd id="BigQuery.Generator.index_sql" class="function"><a href="../generator.html#Generator.index_sql">index_sql</a></dd> + <dd id="BigQuery.Generator.identifier_sql" class="function"><a href="../generator.html#Generator.identifier_sql">identifier_sql</a></dd> + <dd id="BigQuery.Generator.national_sql" class="function"><a href="../generator.html#Generator.national_sql">national_sql</a></dd> + <dd id="BigQuery.Generator.partition_sql" class="function"><a href="../generator.html#Generator.partition_sql">partition_sql</a></dd> + <dd id="BigQuery.Generator.properties_sql" class="function"><a href="../generator.html#Generator.properties_sql">properties_sql</a></dd> + <dd id="BigQuery.Generator.root_properties" class="function"><a href="../generator.html#Generator.root_properties">root_properties</a></dd> + <dd id="BigQuery.Generator.properties" class="function"><a href="../generator.html#Generator.properties">properties</a></dd> + <dd id="BigQuery.Generator.with_properties" class="function"><a href="../generator.html#Generator.with_properties">with_properties</a></dd> + <dd id="BigQuery.Generator.locate_properties" class="function"><a href="../generator.html#Generator.locate_properties">locate_properties</a></dd> + <dd id="BigQuery.Generator.property_sql" class="function"><a href="../generator.html#Generator.property_sql">property_sql</a></dd> + <dd id="BigQuery.Generator.likeproperty_sql" class="function"><a href="../generator.html#Generator.likeproperty_sql">likeproperty_sql</a></dd> + <dd id="BigQuery.Generator.fallbackproperty_sql" class="function"><a href="../generator.html#Generator.fallbackproperty_sql">fallbackproperty_sql</a></dd> + <dd id="BigQuery.Generator.journalproperty_sql" class="function"><a href="../generator.html#Generator.journalproperty_sql">journalproperty_sql</a></dd> + <dd id="BigQuery.Generator.freespaceproperty_sql" class="function"><a href="../generator.html#Generator.freespaceproperty_sql">freespaceproperty_sql</a></dd> + <dd id="BigQuery.Generator.afterjournalproperty_sql" class="function"><a href="../generator.html#Generator.afterjournalproperty_sql">afterjournalproperty_sql</a></dd> + <dd id="BigQuery.Generator.checksumproperty_sql" class="function"><a href="../generator.html#Generator.checksumproperty_sql">checksumproperty_sql</a></dd> + <dd id="BigQuery.Generator.mergeblockratioproperty_sql" class="function"><a href="../generator.html#Generator.mergeblockratioproperty_sql">mergeblockratioproperty_sql</a></dd> + <dd id="BigQuery.Generator.datablocksizeproperty_sql" class="function"><a href="../generator.html#Generator.datablocksizeproperty_sql">datablocksizeproperty_sql</a></dd> + <dd id="BigQuery.Generator.blockcompressionproperty_sql" class="function"><a href="../generator.html#Generator.blockcompressionproperty_sql">blockcompressionproperty_sql</a></dd> + <dd id="BigQuery.Generator.isolatedloadingproperty_sql" class="function"><a href="../generator.html#Generator.isolatedloadingproperty_sql">isolatedloadingproperty_sql</a></dd> + <dd id="BigQuery.Generator.insert_sql" class="function"><a href="../generator.html#Generator.insert_sql">insert_sql</a></dd> + <dd id="BigQuery.Generator.intersect_sql" class="function"><a href="../generator.html#Generator.intersect_sql">intersect_sql</a></dd> + <dd id="BigQuery.Generator.introducer_sql" class="function"><a href="../generator.html#Generator.introducer_sql">introducer_sql</a></dd> + <dd id="BigQuery.Generator.pseudotype_sql" class="function"><a href="../generator.html#Generator.pseudotype_sql">pseudotype_sql</a></dd> + <dd id="BigQuery.Generator.rowformatdelimitedproperty_sql" class="function"><a href="../generator.html#Generator.rowformatdelimitedproperty_sql">rowformatdelimitedproperty_sql</a></dd> + <dd id="BigQuery.Generator.table_sql" class="function"><a href="../generator.html#Generator.table_sql">table_sql</a></dd> + <dd id="BigQuery.Generator.tablesample_sql" class="function"><a href="../generator.html#Generator.tablesample_sql">tablesample_sql</a></dd> + <dd id="BigQuery.Generator.pivot_sql" class="function"><a href="../generator.html#Generator.pivot_sql">pivot_sql</a></dd> + <dd id="BigQuery.Generator.tuple_sql" class="function"><a href="../generator.html#Generator.tuple_sql">tuple_sql</a></dd> + <dd id="BigQuery.Generator.update_sql" class="function"><a href="../generator.html#Generator.update_sql">update_sql</a></dd> + <dd id="BigQuery.Generator.values_sql" class="function"><a href="../generator.html#Generator.values_sql">values_sql</a></dd> + <dd id="BigQuery.Generator.var_sql" class="function"><a href="../generator.html#Generator.var_sql">var_sql</a></dd> + <dd id="BigQuery.Generator.into_sql" class="function"><a href="../generator.html#Generator.into_sql">into_sql</a></dd> + <dd id="BigQuery.Generator.from_sql" class="function"><a href="../generator.html#Generator.from_sql">from_sql</a></dd> + <dd id="BigQuery.Generator.group_sql" class="function"><a href="../generator.html#Generator.group_sql">group_sql</a></dd> + <dd id="BigQuery.Generator.having_sql" class="function"><a href="../generator.html#Generator.having_sql">having_sql</a></dd> + <dd id="BigQuery.Generator.join_sql" class="function"><a href="../generator.html#Generator.join_sql">join_sql</a></dd> + <dd id="BigQuery.Generator.lambda_sql" class="function"><a href="../generator.html#Generator.lambda_sql">lambda_sql</a></dd> + <dd id="BigQuery.Generator.lateral_sql" class="function"><a href="../generator.html#Generator.lateral_sql">lateral_sql</a></dd> + <dd id="BigQuery.Generator.limit_sql" class="function"><a href="../generator.html#Generator.limit_sql">limit_sql</a></dd> + <dd id="BigQuery.Generator.offset_sql" class="function"><a href="../generator.html#Generator.offset_sql">offset_sql</a></dd> + <dd id="BigQuery.Generator.lock_sql" class="function"><a href="../generator.html#Generator.lock_sql">lock_sql</a></dd> + <dd id="BigQuery.Generator.literal_sql" class="function"><a href="../generator.html#Generator.literal_sql">literal_sql</a></dd> + <dd id="BigQuery.Generator.loaddata_sql" class="function"><a href="../generator.html#Generator.loaddata_sql">loaddata_sql</a></dd> + <dd id="BigQuery.Generator.null_sql" class="function"><a href="../generator.html#Generator.null_sql">null_sql</a></dd> + <dd id="BigQuery.Generator.boolean_sql" class="function"><a href="../generator.html#Generator.boolean_sql">boolean_sql</a></dd> + <dd id="BigQuery.Generator.order_sql" class="function"><a href="../generator.html#Generator.order_sql">order_sql</a></dd> + <dd id="BigQuery.Generator.cluster_sql" class="function"><a href="../generator.html#Generator.cluster_sql">cluster_sql</a></dd> + <dd id="BigQuery.Generator.distribute_sql" class="function"><a href="../generator.html#Generator.distribute_sql">distribute_sql</a></dd> + <dd id="BigQuery.Generator.sort_sql" class="function"><a href="../generator.html#Generator.sort_sql">sort_sql</a></dd> + <dd id="BigQuery.Generator.ordered_sql" class="function"><a href="../generator.html#Generator.ordered_sql">ordered_sql</a></dd> + <dd id="BigQuery.Generator.matchrecognize_sql" class="function"><a href="../generator.html#Generator.matchrecognize_sql">matchrecognize_sql</a></dd> + <dd id="BigQuery.Generator.query_modifiers" class="function"><a href="../generator.html#Generator.query_modifiers">query_modifiers</a></dd> + <dd id="BigQuery.Generator.select_sql" class="function"><a href="../generator.html#Generator.select_sql">select_sql</a></dd> + <dd id="BigQuery.Generator.schema_sql" class="function"><a href="../generator.html#Generator.schema_sql">schema_sql</a></dd> + <dd id="BigQuery.Generator.star_sql" class="function"><a href="../generator.html#Generator.star_sql">star_sql</a></dd> + <dd id="BigQuery.Generator.structkwarg_sql" class="function"><a href="../generator.html#Generator.structkwarg_sql">structkwarg_sql</a></dd> + <dd id="BigQuery.Generator.parameter_sql" class="function"><a href="../generator.html#Generator.parameter_sql">parameter_sql</a></dd> + <dd id="BigQuery.Generator.sessionparameter_sql" class="function"><a href="../generator.html#Generator.sessionparameter_sql">sessionparameter_sql</a></dd> + <dd id="BigQuery.Generator.placeholder_sql" class="function"><a href="../generator.html#Generator.placeholder_sql">placeholder_sql</a></dd> + <dd id="BigQuery.Generator.subquery_sql" class="function"><a href="../generator.html#Generator.subquery_sql">subquery_sql</a></dd> + <dd id="BigQuery.Generator.qualify_sql" class="function"><a href="../generator.html#Generator.qualify_sql">qualify_sql</a></dd> + <dd id="BigQuery.Generator.union_sql" class="function"><a href="../generator.html#Generator.union_sql">union_sql</a></dd> + <dd id="BigQuery.Generator.union_op" class="function"><a href="../generator.html#Generator.union_op">union_op</a></dd> + <dd id="BigQuery.Generator.unnest_sql" class="function"><a href="../generator.html#Generator.unnest_sql">unnest_sql</a></dd> + <dd id="BigQuery.Generator.where_sql" class="function"><a href="../generator.html#Generator.where_sql">where_sql</a></dd> + <dd id="BigQuery.Generator.window_sql" class="function"><a href="../generator.html#Generator.window_sql">window_sql</a></dd> + <dd id="BigQuery.Generator.partition_by_sql" class="function"><a href="../generator.html#Generator.partition_by_sql">partition_by_sql</a></dd> + <dd id="BigQuery.Generator.window_spec_sql" class="function"><a href="../generator.html#Generator.window_spec_sql">window_spec_sql</a></dd> + <dd id="BigQuery.Generator.withingroup_sql" class="function"><a href="../generator.html#Generator.withingroup_sql">withingroup_sql</a></dd> + <dd id="BigQuery.Generator.between_sql" class="function"><a href="../generator.html#Generator.between_sql">between_sql</a></dd> + <dd id="BigQuery.Generator.bracket_sql" class="function"><a href="../generator.html#Generator.bracket_sql">bracket_sql</a></dd> + <dd id="BigQuery.Generator.all_sql" class="function"><a href="../generator.html#Generator.all_sql">all_sql</a></dd> + <dd id="BigQuery.Generator.any_sql" class="function"><a href="../generator.html#Generator.any_sql">any_sql</a></dd> + <dd id="BigQuery.Generator.exists_sql" class="function"><a href="../generator.html#Generator.exists_sql">exists_sql</a></dd> + <dd id="BigQuery.Generator.case_sql" class="function"><a href="../generator.html#Generator.case_sql">case_sql</a></dd> + <dd id="BigQuery.Generator.constraint_sql" class="function"><a href="../generator.html#Generator.constraint_sql">constraint_sql</a></dd> + <dd id="BigQuery.Generator.extract_sql" class="function"><a href="../generator.html#Generator.extract_sql">extract_sql</a></dd> + <dd id="BigQuery.Generator.trim_sql" class="function"><a href="../generator.html#Generator.trim_sql">trim_sql</a></dd> + <dd id="BigQuery.Generator.concat_sql" class="function"><a href="../generator.html#Generator.concat_sql">concat_sql</a></dd> + <dd id="BigQuery.Generator.check_sql" class="function"><a href="../generator.html#Generator.check_sql">check_sql</a></dd> + <dd id="BigQuery.Generator.foreignkey_sql" class="function"><a href="../generator.html#Generator.foreignkey_sql">foreignkey_sql</a></dd> + <dd id="BigQuery.Generator.primarykey_sql" class="function"><a href="../generator.html#Generator.primarykey_sql">primarykey_sql</a></dd> + <dd id="BigQuery.Generator.unique_sql" class="function"><a href="../generator.html#Generator.unique_sql">unique_sql</a></dd> + <dd id="BigQuery.Generator.if_sql" class="function"><a href="../generator.html#Generator.if_sql">if_sql</a></dd> + <dd id="BigQuery.Generator.in_sql" class="function"><a href="../generator.html#Generator.in_sql">in_sql</a></dd> + <dd id="BigQuery.Generator.interval_sql" class="function"><a href="../generator.html#Generator.interval_sql">interval_sql</a></dd> + <dd id="BigQuery.Generator.return_sql" class="function"><a href="../generator.html#Generator.return_sql">return_sql</a></dd> + <dd id="BigQuery.Generator.reference_sql" class="function"><a href="../generator.html#Generator.reference_sql">reference_sql</a></dd> + <dd id="BigQuery.Generator.anonymous_sql" class="function"><a href="../generator.html#Generator.anonymous_sql">anonymous_sql</a></dd> + <dd id="BigQuery.Generator.paren_sql" class="function"><a href="../generator.html#Generator.paren_sql">paren_sql</a></dd> + <dd id="BigQuery.Generator.neg_sql" class="function"><a href="../generator.html#Generator.neg_sql">neg_sql</a></dd> + <dd id="BigQuery.Generator.not_sql" class="function"><a href="../generator.html#Generator.not_sql">not_sql</a></dd> + <dd id="BigQuery.Generator.alias_sql" class="function"><a href="../generator.html#Generator.alias_sql">alias_sql</a></dd> + <dd id="BigQuery.Generator.aliases_sql" class="function"><a href="../generator.html#Generator.aliases_sql">aliases_sql</a></dd> + <dd id="BigQuery.Generator.attimezone_sql" class="function"><a href="../generator.html#Generator.attimezone_sql">attimezone_sql</a></dd> + <dd id="BigQuery.Generator.add_sql" class="function"><a href="../generator.html#Generator.add_sql">add_sql</a></dd> + <dd id="BigQuery.Generator.and_sql" class="function"><a href="../generator.html#Generator.and_sql">and_sql</a></dd> + <dd id="BigQuery.Generator.connector_sql" class="function"><a href="../generator.html#Generator.connector_sql">connector_sql</a></dd> + <dd id="BigQuery.Generator.bitwiseand_sql" class="function"><a href="../generator.html#Generator.bitwiseand_sql">bitwiseand_sql</a></dd> + <dd id="BigQuery.Generator.bitwiseleftshift_sql" class="function"><a href="../generator.html#Generator.bitwiseleftshift_sql">bitwiseleftshift_sql</a></dd> + <dd id="BigQuery.Generator.bitwisenot_sql" class="function"><a href="../generator.html#Generator.bitwisenot_sql">bitwisenot_sql</a></dd> + <dd id="BigQuery.Generator.bitwiseor_sql" class="function"><a href="../generator.html#Generator.bitwiseor_sql">bitwiseor_sql</a></dd> + <dd id="BigQuery.Generator.bitwiserightshift_sql" class="function"><a href="../generator.html#Generator.bitwiserightshift_sql">bitwiserightshift_sql</a></dd> + <dd id="BigQuery.Generator.bitwisexor_sql" class="function"><a href="../generator.html#Generator.bitwisexor_sql">bitwisexor_sql</a></dd> + <dd id="BigQuery.Generator.cast_sql" class="function"><a href="../generator.html#Generator.cast_sql">cast_sql</a></dd> + <dd id="BigQuery.Generator.currentdate_sql" class="function"><a href="../generator.html#Generator.currentdate_sql">currentdate_sql</a></dd> + <dd id="BigQuery.Generator.collate_sql" class="function"><a href="../generator.html#Generator.collate_sql">collate_sql</a></dd> + <dd id="BigQuery.Generator.command_sql" class="function"><a href="../generator.html#Generator.command_sql">command_sql</a></dd> + <dd id="BigQuery.Generator.altercolumn_sql" class="function"><a href="../generator.html#Generator.altercolumn_sql">altercolumn_sql</a></dd> + <dd id="BigQuery.Generator.renametable_sql" class="function"><a href="../generator.html#Generator.renametable_sql">renametable_sql</a></dd> + <dd id="BigQuery.Generator.altertable_sql" class="function"><a href="../generator.html#Generator.altertable_sql">altertable_sql</a></dd> + <dd id="BigQuery.Generator.droppartition_sql" class="function"><a href="../generator.html#Generator.droppartition_sql">droppartition_sql</a></dd> + <dd id="BigQuery.Generator.addconstraint_sql" class="function"><a href="../generator.html#Generator.addconstraint_sql">addconstraint_sql</a></dd> + <dd id="BigQuery.Generator.distinct_sql" class="function"><a href="../generator.html#Generator.distinct_sql">distinct_sql</a></dd> + <dd id="BigQuery.Generator.ignorenulls_sql" class="function"><a href="../generator.html#Generator.ignorenulls_sql">ignorenulls_sql</a></dd> + <dd id="BigQuery.Generator.respectnulls_sql" class="function"><a href="../generator.html#Generator.respectnulls_sql">respectnulls_sql</a></dd> + <dd id="BigQuery.Generator.intdiv_sql" class="function"><a href="../generator.html#Generator.intdiv_sql">intdiv_sql</a></dd> + <dd id="BigQuery.Generator.dpipe_sql" class="function"><a href="../generator.html#Generator.dpipe_sql">dpipe_sql</a></dd> + <dd id="BigQuery.Generator.div_sql" class="function"><a href="../generator.html#Generator.div_sql">div_sql</a></dd> + <dd id="BigQuery.Generator.distance_sql" class="function"><a href="../generator.html#Generator.distance_sql">distance_sql</a></dd> + <dd id="BigQuery.Generator.dot_sql" class="function"><a href="../generator.html#Generator.dot_sql">dot_sql</a></dd> + <dd id="BigQuery.Generator.eq_sql" class="function"><a href="../generator.html#Generator.eq_sql">eq_sql</a></dd> + <dd id="BigQuery.Generator.escape_sql" class="function"><a href="../generator.html#Generator.escape_sql">escape_sql</a></dd> + <dd id="BigQuery.Generator.glob_sql" class="function"><a href="../generator.html#Generator.glob_sql">glob_sql</a></dd> + <dd id="BigQuery.Generator.gt_sql" class="function"><a href="../generator.html#Generator.gt_sql">gt_sql</a></dd> + <dd id="BigQuery.Generator.gte_sql" class="function"><a href="../generator.html#Generator.gte_sql">gte_sql</a></dd> + <dd id="BigQuery.Generator.ilike_sql" class="function"><a href="../generator.html#Generator.ilike_sql">ilike_sql</a></dd> + <dd id="BigQuery.Generator.is_sql" class="function"><a href="../generator.html#Generator.is_sql">is_sql</a></dd> + <dd id="BigQuery.Generator.like_sql" class="function"><a href="../generator.html#Generator.like_sql">like_sql</a></dd> + <dd id="BigQuery.Generator.similarto_sql" class="function"><a href="../generator.html#Generator.similarto_sql">similarto_sql</a></dd> + <dd id="BigQuery.Generator.lt_sql" class="function"><a href="../generator.html#Generator.lt_sql">lt_sql</a></dd> + <dd id="BigQuery.Generator.lte_sql" class="function"><a href="../generator.html#Generator.lte_sql">lte_sql</a></dd> + <dd id="BigQuery.Generator.mod_sql" class="function"><a href="../generator.html#Generator.mod_sql">mod_sql</a></dd> + <dd id="BigQuery.Generator.mul_sql" class="function"><a href="../generator.html#Generator.mul_sql">mul_sql</a></dd> + <dd id="BigQuery.Generator.neq_sql" class="function"><a href="../generator.html#Generator.neq_sql">neq_sql</a></dd> + <dd id="BigQuery.Generator.nullsafeeq_sql" class="function"><a href="../generator.html#Generator.nullsafeeq_sql">nullsafeeq_sql</a></dd> + <dd id="BigQuery.Generator.nullsafeneq_sql" class="function"><a href="../generator.html#Generator.nullsafeneq_sql">nullsafeneq_sql</a></dd> + <dd id="BigQuery.Generator.or_sql" class="function"><a href="../generator.html#Generator.or_sql">or_sql</a></dd> + <dd id="BigQuery.Generator.slice_sql" class="function"><a href="../generator.html#Generator.slice_sql">slice_sql</a></dd> + <dd id="BigQuery.Generator.sub_sql" class="function"><a href="../generator.html#Generator.sub_sql">sub_sql</a></dd> + <dd id="BigQuery.Generator.trycast_sql" class="function"><a href="../generator.html#Generator.trycast_sql">trycast_sql</a></dd> + <dd id="BigQuery.Generator.use_sql" class="function"><a href="../generator.html#Generator.use_sql">use_sql</a></dd> + <dd id="BigQuery.Generator.binary" class="function"><a href="../generator.html#Generator.binary">binary</a></dd> + <dd id="BigQuery.Generator.function_fallback_sql" class="function"><a href="../generator.html#Generator.function_fallback_sql">function_fallback_sql</a></dd> + <dd id="BigQuery.Generator.format_args" class="function"><a href="../generator.html#Generator.format_args">format_args</a></dd> + <dd id="BigQuery.Generator.text_width" class="function"><a href="../generator.html#Generator.text_width">text_width</a></dd> + <dd id="BigQuery.Generator.format_time" class="function"><a href="../generator.html#Generator.format_time">format_time</a></dd> + <dd id="BigQuery.Generator.expressions" class="function"><a href="../generator.html#Generator.expressions">expressions</a></dd> + <dd id="BigQuery.Generator.op_expressions" class="function"><a href="../generator.html#Generator.op_expressions">op_expressions</a></dd> + <dd id="BigQuery.Generator.naked_property" class="function"><a href="../generator.html#Generator.naked_property">naked_property</a></dd> + <dd id="BigQuery.Generator.set_operation" class="function"><a href="../generator.html#Generator.set_operation">set_operation</a></dd> + <dd id="BigQuery.Generator.tag_sql" class="function"><a href="../generator.html#Generator.tag_sql">tag_sql</a></dd> + <dd id="BigQuery.Generator.token_sql" class="function"><a href="../generator.html#Generator.token_sql">token_sql</a></dd> + <dd id="BigQuery.Generator.userdefinedfunction_sql" class="function"><a href="../generator.html#Generator.userdefinedfunction_sql">userdefinedfunction_sql</a></dd> + <dd id="BigQuery.Generator.userdefinedfunctionkwarg_sql" class="function"><a href="../generator.html#Generator.userdefinedfunctionkwarg_sql">userdefinedfunctionkwarg_sql</a></dd> + <dd id="BigQuery.Generator.joinhint_sql" class="function"><a href="../generator.html#Generator.joinhint_sql">joinhint_sql</a></dd> + <dd id="BigQuery.Generator.kwarg_sql" class="function"><a href="../generator.html#Generator.kwarg_sql">kwarg_sql</a></dd> + <dd id="BigQuery.Generator.when_sql" class="function"><a href="../generator.html#Generator.when_sql">when_sql</a></dd> + <dd id="BigQuery.Generator.merge_sql" class="function"><a href="../generator.html#Generator.merge_sql">merge_sql</a></dd> + + </div> + </dl> + </div> + </section> + </main> +<script> + function escapeHTML(html) { + return document.createElement('div').appendChild(document.createTextNode(html)).parentNode.innerHTML; + } + + const originalContent = document.querySelector("main.pdoc"); + let currentContent = originalContent; + + function setContent(innerHTML) { + let elem; + if (innerHTML) { + elem = document.createElement("main"); + elem.classList.add("pdoc"); + elem.innerHTML = innerHTML; + } else { + elem = originalContent; + } + if (currentContent !== elem) { + currentContent.replaceWith(elem); + currentContent = elem; + } + } + + function getSearchTerm() { + return (new URL(window.location)).searchParams.get("search"); + } + + const searchBox = document.querySelector(".pdoc input[type=search]"); + 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"s" : ""} for '${escapeHTML(term)}'.</h4>`; + } + for (let result of results.slice(0, 10)) { + let doc = result.doc; + let url = `../../${doc.modulename.replaceAll(".", "/")}.html`; + if (doc.qualname) { + url += `#${doc.qualname}`; + } + + let heading; + switch (result.doc.kind) { + case "function": + if (doc.fullname.endsWith(".__init__")) { + heading = `<span class="name">${doc.fullname.replace(/\.__init__$/, "")}</span>${doc.signature}`; + } else { + heading = `<span class="def">${doc.funcdef}</span> <span class="name">${doc.fullname}</span>${doc.signature}`; + } + break; + case "class": + heading = `<span class="def">class</span> <span class="name">${doc.fullname}</span>`; + if (doc.bases) + heading += `<wbr>(<span class="base">${doc.bases}</span>)`; + heading += `:`; + break; + case "variable": + heading = `<span class="name">${doc.fullname}</span>`; + if (doc.annotation) + heading += `<span class="annotation">${doc.annotation}</span>`; + if (doc.default_value) + heading += `<span class="default_value">${doc.default_value}</span>`; + break; + default: + heading = `<span class="name">${doc.fullname}</span>`; + break; + } + html += ` + <section class="search-result"> + <a href="${url}" class="attr ${doc.kind}">${heading}</a> + <div class="docstring">${doc.doc}</div> + </section> + `; + + } + return html; + })()); + } + + if (getSearchTerm()) { + initialize(); + searchBox.value = getSearchTerm(); + onInput(); + } else { + searchBox.addEventListener("focus", initialize, {once: true}); + } + + searchBox.addEventListener("keydown", e => { + if (["ArrowDown", "ArrowUp", "Enter"].includes(e.key)) { + let focused = currentContent.querySelector(".search-result.focused"); + if (!focused) { + currentContent.querySelector(".search-result").classList.add("focused"); + } else if ( + e.key === "ArrowDown" + && focused.nextElementSibling + && focused.nextElementSibling.classList.contains("search-result") + ) { + focused.classList.remove("focused"); + focused.nextElementSibling.classList.add("focused"); + focused.nextElementSibling.scrollIntoView({ + behavior: "smooth", + block: "nearest", + inline: "nearest" + }); + } else if ( + e.key === "ArrowUp" + && focused.previousElementSibling + && focused.previousElementSibling.classList.contains("search-result") + ) { + focused.classList.remove("focused"); + focused.previousElementSibling.classList.add("focused"); + focused.previousElementSibling.scrollIntoView({ + behavior: "smooth", + block: "nearest", + inline: "nearest" + }); + } else if ( + e.key === "Enter" + ) { + focused.querySelector("a").click(); + } + } + }); +</script></body> +</html>
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