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Diffstat (limited to 'docs/sqlglot/dialects/redshift.html')
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1 files changed, 384 insertions, 422 deletions
diff --git a/docs/sqlglot/dialects/redshift.html b/docs/sqlglot/dialects/redshift.html index 340c7a7..84e0380 100644 --- a/docs/sqlglot/dialects/redshift.html +++ b/docs/sqlglot/dialects/redshift.html @@ -97,6 +97,9 @@ <a class="variable" href="#Redshift.Generator.RENAME_TABLE_WITH_DB">RENAME_TABLE_WITH_DB</a> </li> <li> + <a class="variable" href="#Redshift.Generator.QUERY_HINTS">QUERY_HINTS</a> + </li> + <li> <a class="variable" href="#Redshift.Generator.TYPE_MAPPING">TYPE_MAPPING</a> </li> <li> @@ -165,12 +168,6 @@ <li> <a class="variable" href="#Redshift.Generator.BYTE_END">BYTE_END</a> </li> - <li> - <a class="variable" href="#Redshift.Generator.RAW_START">RAW_START</a> - </li> - <li> - <a class="variable" href="#Redshift.Generator.RAW_END">RAW_END</a> - </li> </ul> </li> @@ -225,12 +222,6 @@ <li> <a class="variable" href="#Redshift.BYTE_END">BYTE_END</a> </li> - <li> - <a class="variable" href="#Redshift.RAW_START">RAW_START</a> - </li> - <li> - <a class="variable" href="#Redshift.RAW_END">RAW_END</a> - </li> </ul> </li> @@ -345,102 +336,103 @@ </span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> </span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">LOCKING_READS_SUPPORTED</span> <span class="o">=</span> <span class="kc">False</span> </span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="n">RENAME_TABLE_WITH_DB</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> -</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="o">**</span><span class="n">Postgres</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><span id="L-92"><a href="#L-92"><span class="linenos"> 92</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">BINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> -</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</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">VARBINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> -</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">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">"INTEGER"</span><span class="p">,</span> -</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="p">}</span> -</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> -</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> -</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LikeProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">POST_WITH</span><span class="p">,</span> -</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> <span class="p">}</span> -</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> -</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="n">TRANSFORMS</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="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> -</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTimestamp</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="s2">"SYSDATE"</span><span class="p">,</span> -</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> -</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="s2">"DATEADD"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="p">),</span> -</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="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="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> -</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="p">),</span> -</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistKeyProperty</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">"DISTKEY(</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistStyleProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">naked_property</span><span class="p">(</span><span class="n">e</span><span class="p">),</span> -</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FromBase</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRTOL"</span><span class="p">),</span> -</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> -</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> -</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="L-118"><a href="#L-118"><span class="linenos">118</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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_distinct_on</span><span class="p">]),</span> -</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SortKeyProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="s1">'COMPOUND '</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s1">'compound'</span><span class="p">]</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">''</span><span class="si">}</span><span class="s2">SORTKEY(</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="o">*</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">),</span> -</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> <span class="p">}</span> -</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> -</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="c1"># Postgres maps exp.Pivot to no_pivot_sql, but Redshift support pivots</span> -</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">)</span> -</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> -</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="c1"># Redshift uses the POW | POWER (expr1, expr2) syntax instead of expr1 ^ expr2 (postgres)</span> -</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pow</span><span class="p">)</span> -</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> -</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="n">RESERVED_KEYWORDS</span> <span class="o">=</span> <span class="p">{</span><span class="o">*</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">RESERVED_KEYWORDS</span><span class="p">,</span> <span class="s2">"snapshot"</span><span class="p">,</span> <span class="s2">"type"</span><span class="p">}</span> -</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> -</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> -</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> -</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> -</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> -</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a><span class="sd"> very slow.</span> -</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a><span class="sd"> """</span> -</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> -</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> -</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> -</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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-143"><a href="#L-143"><span class="linenos">143</span></a> -</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> -</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> -</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="L-147"><a href="#L-147"><span class="linenos">147</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">expressions</span><span class="p">]</span> -</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> -</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> -</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> -</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> -</span><span id="L-152"><a href="#L-152"><span class="linenos">152</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-153"><a href="#L-153"><span class="linenos">153</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">column_names</span><span class="p">)</span> -</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="p">]</span> -</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> -</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</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="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> -</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> -</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> -</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> -</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> -</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> -</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> -</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> -</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> -</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> -</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> -</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> -</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a><span class="sd"> """</span> -</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> -</span><span id="L-177"><a href="#L-177"><span class="linenos">177</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-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> -</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> -</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> -</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> -</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> -</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> -</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> <span class="n">QUERY_HINTS</span> <span class="o">=</span> <span class="kc">False</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="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="o">**</span><span class="n">Postgres</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><span id="L-93"><a href="#L-93"><span class="linenos"> 93</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">BINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> +</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARBINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> +</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">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">"INTEGER"</span><span class="p">,</span> +</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="p">}</span> +</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> +</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> +</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LikeProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">POST_WITH</span><span class="p">,</span> +</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="p">}</span> +</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> +</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> +</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> +</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTimestamp</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="s2">"SYSDATE"</span><span class="p">,</span> +</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> +</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="s2">"DATEADD"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> +</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="p">),</span> +</span><span id="L-110"><a href="#L-110"><span class="linenos">110</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="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> +</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> +</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="p">),</span> +</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistKeyProperty</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">"DISTKEY(</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistStyleProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">naked_property</span><span class="p">(</span><span class="n">e</span><span class="p">),</span> +</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FromBase</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRTOL"</span><span class="p">),</span> +</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> +</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> +</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> +</span><span id="L-119"><a href="#L-119"><span class="linenos">119</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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_distinct_on</span><span class="p">]),</span> +</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SortKeyProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="s1">'COMPOUND '</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s1">'compound'</span><span class="p">]</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">''</span><span class="si">}</span><span class="s2">SORTKEY(</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="o">*</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">),</span> +</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="p">}</span> +</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> +</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="c1"># Postgres maps exp.Pivot to no_pivot_sql, but Redshift support pivots</span> +</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">)</span> +</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> +</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="c1"># Redshift uses the POW | POWER (expr1, expr2) syntax instead of expr1 ^ expr2 (postgres)</span> +</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pow</span><span class="p">)</span> +</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> +</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="n">RESERVED_KEYWORDS</span> <span class="o">=</span> <span class="p">{</span><span class="o">*</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">RESERVED_KEYWORDS</span><span class="p">,</span> <span class="s2">"snapshot"</span><span class="p">,</span> <span class="s2">"type"</span><span class="p">}</span> +</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> +</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> +</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> +</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> +</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> +</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a><span class="sd"> very slow.</span> +</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a><span class="sd"> """</span> +</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> +</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> +</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> +</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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-144"><a href="#L-144"><span class="linenos">144</span></a> +</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> +</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> +</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> +</span><span id="L-148"><a href="#L-148"><span class="linenos">148</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">expressions</span><span class="p">]</span> +</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> +</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> +</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> +</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="L-153"><a href="#L-153"><span class="linenos">153</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-154"><a href="#L-154"><span class="linenos">154</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">column_names</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><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> +</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> +</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> +</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> +</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> +</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> +</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> +</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> +</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> +</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> +</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> +</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> +</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> +</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> +</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a><span class="sd"> """</span> +</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> +</span><span id="L-178"><a href="#L-178"><span class="linenos">178</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-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> +</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> +</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> +</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> +</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> +</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> +</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> </span></pre></div> @@ -529,102 +521,103 @@ </span><span id="Redshift-87"><a href="#Redshift-87"><span class="linenos"> 87</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> </span><span id="Redshift-88"><a href="#Redshift-88"><span class="linenos"> 88</span></a> <span class="n">LOCKING_READS_SUPPORTED</span> <span class="o">=</span> <span class="kc">False</span> </span><span id="Redshift-89"><a href="#Redshift-89"><span class="linenos"> 89</span></a> <span class="n">RENAME_TABLE_WITH_DB</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="Redshift-90"><a href="#Redshift-90"><span class="linenos"> 90</span></a> -</span><span id="Redshift-91"><a href="#Redshift-91"><span class="linenos"> 91</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Redshift-92"><a href="#Redshift-92"><span class="linenos"> 92</span></a> <span class="o">**</span><span class="n">Postgres</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><span id="Redshift-93"><a href="#Redshift-93"><span class="linenos"> 93</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">BINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> -</span><span id="Redshift-94"><a href="#Redshift-94"><span class="linenos"> 94</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">VARBINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> -</span><span id="Redshift-95"><a href="#Redshift-95"><span class="linenos"> 95</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">"INTEGER"</span><span class="p">,</span> -</span><span id="Redshift-96"><a href="#Redshift-96"><span class="linenos"> 96</span></a> <span class="p">}</span> -</span><span id="Redshift-97"><a href="#Redshift-97"><span class="linenos"> 97</span></a> -</span><span id="Redshift-98"><a href="#Redshift-98"><span class="linenos"> 98</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Redshift-99"><a href="#Redshift-99"><span class="linenos"> 99</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> -</span><span id="Redshift-100"><a href="#Redshift-100"><span class="linenos">100</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LikeProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">POST_WITH</span><span class="p">,</span> -</span><span id="Redshift-101"><a href="#Redshift-101"><span class="linenos">101</span></a> <span class="p">}</span> -</span><span id="Redshift-102"><a href="#Redshift-102"><span class="linenos">102</span></a> -</span><span id="Redshift-103"><a href="#Redshift-103"><span class="linenos">103</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Redshift-104"><a href="#Redshift-104"><span class="linenos">104</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> -</span><span id="Redshift-105"><a href="#Redshift-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="Redshift-106"><a href="#Redshift-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTimestamp</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="s2">"SYSDATE"</span><span class="p">,</span> -</span><span id="Redshift-107"><a href="#Redshift-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> -</span><span id="Redshift-108"><a href="#Redshift-108"><span class="linenos">108</span></a> <span class="s2">"DATEADD"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="Redshift-109"><a href="#Redshift-109"><span class="linenos">109</span></a> <span class="p">),</span> -</span><span id="Redshift-110"><a href="#Redshift-110"><span class="linenos">110</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="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> -</span><span id="Redshift-111"><a href="#Redshift-111"><span class="linenos">111</span></a> <span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="Redshift-112"><a href="#Redshift-112"><span class="linenos">112</span></a> <span class="p">),</span> -</span><span id="Redshift-113"><a href="#Redshift-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistKeyProperty</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">"DISTKEY(</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Redshift-114"><a href="#Redshift-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistStyleProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">naked_property</span><span class="p">(</span><span class="n">e</span><span class="p">),</span> -</span><span id="Redshift-115"><a href="#Redshift-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FromBase</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRTOL"</span><span class="p">),</span> -</span><span id="Redshift-116"><a href="#Redshift-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> -</span><span id="Redshift-117"><a href="#Redshift-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> -</span><span id="Redshift-118"><a href="#Redshift-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="Redshift-119"><a href="#Redshift-119"><span class="linenos">119</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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_distinct_on</span><span class="p">]),</span> -</span><span id="Redshift-120"><a href="#Redshift-120"><span class="linenos">120</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SortKeyProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="s1">'COMPOUND '</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s1">'compound'</span><span class="p">]</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">''</span><span class="si">}</span><span class="s2">SORTKEY(</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="o">*</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Redshift-121"><a href="#Redshift-121"><span class="linenos">121</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">),</span> -</span><span id="Redshift-122"><a href="#Redshift-122"><span class="linenos">122</span></a> <span class="p">}</span> -</span><span id="Redshift-123"><a href="#Redshift-123"><span class="linenos">123</span></a> -</span><span id="Redshift-124"><a href="#Redshift-124"><span class="linenos">124</span></a> <span class="c1"># Postgres maps exp.Pivot to no_pivot_sql, but Redshift support pivots</span> -</span><span id="Redshift-125"><a href="#Redshift-125"><span class="linenos">125</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">)</span> -</span><span id="Redshift-126"><a href="#Redshift-126"><span class="linenos">126</span></a> -</span><span id="Redshift-127"><a href="#Redshift-127"><span class="linenos">127</span></a> <span class="c1"># Redshift uses the POW | POWER (expr1, expr2) syntax instead of expr1 ^ expr2 (postgres)</span> -</span><span id="Redshift-128"><a href="#Redshift-128"><span class="linenos">128</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pow</span><span class="p">)</span> -</span><span id="Redshift-129"><a href="#Redshift-129"><span class="linenos">129</span></a> -</span><span id="Redshift-130"><a href="#Redshift-130"><span class="linenos">130</span></a> <span class="n">RESERVED_KEYWORDS</span> <span class="o">=</span> <span class="p">{</span><span class="o">*</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">RESERVED_KEYWORDS</span><span class="p">,</span> <span class="s2">"snapshot"</span><span class="p">,</span> <span class="s2">"type"</span><span class="p">}</span> -</span><span id="Redshift-131"><a href="#Redshift-131"><span class="linenos">131</span></a> -</span><span id="Redshift-132"><a href="#Redshift-132"><span class="linenos">132</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift-133"><a href="#Redshift-133"><span class="linenos">133</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Redshift-134"><a href="#Redshift-134"><span class="linenos">134</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> -</span><span id="Redshift-135"><a href="#Redshift-135"><span class="linenos">135</span></a> -</span><span id="Redshift-136"><a href="#Redshift-136"><span class="linenos">136</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> -</span><span id="Redshift-137"><a href="#Redshift-137"><span class="linenos">137</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> -</span><span id="Redshift-138"><a href="#Redshift-138"><span class="linenos">138</span></a><span class="sd"> very slow.</span> -</span><span id="Redshift-139"><a href="#Redshift-139"><span class="linenos">139</span></a><span class="sd"> """</span> -</span><span id="Redshift-140"><a href="#Redshift-140"><span class="linenos">140</span></a> -</span><span id="Redshift-141"><a href="#Redshift-141"><span class="linenos">141</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> -</span><span id="Redshift-142"><a href="#Redshift-142"><span class="linenos">142</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> -</span><span id="Redshift-143"><a href="#Redshift-143"><span class="linenos">143</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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="Redshift-144"><a href="#Redshift-144"><span class="linenos">144</span></a> -</span><span id="Redshift-145"><a href="#Redshift-145"><span class="linenos">145</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> -</span><span id="Redshift-146"><a href="#Redshift-146"><span class="linenos">146</span></a> -</span><span id="Redshift-147"><a href="#Redshift-147"><span class="linenos">147</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="Redshift-148"><a href="#Redshift-148"><span class="linenos">148</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">expressions</span><span class="p">]</span> -</span><span id="Redshift-149"><a href="#Redshift-149"><span class="linenos">149</span></a> -</span><span id="Redshift-150"><a href="#Redshift-150"><span class="linenos">150</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> -</span><span id="Redshift-151"><a href="#Redshift-151"><span class="linenos">151</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> -</span><span id="Redshift-152"><a href="#Redshift-152"><span class="linenos">152</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> -</span><span id="Redshift-153"><a href="#Redshift-153"><span class="linenos">153</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="Redshift-154"><a href="#Redshift-154"><span class="linenos">154</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">column_names</span><span class="p">)</span> -</span><span id="Redshift-155"><a href="#Redshift-155"><span class="linenos">155</span></a> <span class="p">]</span> -</span><span id="Redshift-156"><a href="#Redshift-156"><span class="linenos">156</span></a> -</span><span id="Redshift-157"><a href="#Redshift-157"><span class="linenos">157</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> -</span><span id="Redshift-158"><a href="#Redshift-158"><span class="linenos">158</span></a> -</span><span id="Redshift-159"><a href="#Redshift-159"><span class="linenos">159</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="Redshift-160"><a href="#Redshift-160"><span class="linenos">160</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="Redshift-161"><a href="#Redshift-161"><span class="linenos">161</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> -</span><span id="Redshift-162"><a href="#Redshift-162"><span class="linenos">162</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> -</span><span id="Redshift-163"><a href="#Redshift-163"><span class="linenos">163</span></a> -</span><span id="Redshift-164"><a href="#Redshift-164"><span class="linenos">164</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> -</span><span id="Redshift-165"><a href="#Redshift-165"><span class="linenos">165</span></a> -</span><span id="Redshift-166"><a href="#Redshift-166"><span class="linenos">166</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift-167"><a href="#Redshift-167"><span class="linenos">167</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> -</span><span id="Redshift-168"><a href="#Redshift-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> -</span><span id="Redshift-169"><a href="#Redshift-169"><span class="linenos">169</span></a> -</span><span id="Redshift-170"><a href="#Redshift-170"><span class="linenos">170</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift-171"><a href="#Redshift-171"><span class="linenos">171</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Redshift-172"><a href="#Redshift-172"><span class="linenos">172</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> -</span><span id="Redshift-173"><a href="#Redshift-173"><span class="linenos">173</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> -</span><span id="Redshift-174"><a href="#Redshift-174"><span class="linenos">174</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> -</span><span id="Redshift-175"><a href="#Redshift-175"><span class="linenos">175</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> -</span><span id="Redshift-176"><a href="#Redshift-176"><span class="linenos">176</span></a><span class="sd"> """</span> -</span><span id="Redshift-177"><a href="#Redshift-177"><span class="linenos">177</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> -</span><span id="Redshift-178"><a href="#Redshift-178"><span class="linenos">178</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="Redshift-179"><a href="#Redshift-179"><span class="linenos">179</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> -</span><span id="Redshift-180"><a href="#Redshift-180"><span class="linenos">180</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> -</span><span id="Redshift-181"><a href="#Redshift-181"><span class="linenos">181</span></a> -</span><span id="Redshift-182"><a href="#Redshift-182"><span class="linenos">182</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> -</span><span id="Redshift-183"><a href="#Redshift-183"><span class="linenos">183</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> -</span><span id="Redshift-184"><a href="#Redshift-184"><span class="linenos">184</span></a> -</span><span id="Redshift-185"><a href="#Redshift-185"><span class="linenos">185</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="Redshift-90"><a href="#Redshift-90"><span class="linenos"> 90</span></a> <span class="n">QUERY_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="Redshift-91"><a href="#Redshift-91"><span class="linenos"> 91</span></a> +</span><span id="Redshift-92"><a href="#Redshift-92"><span class="linenos"> 92</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Redshift-93"><a href="#Redshift-93"><span class="linenos"> 93</span></a> <span class="o">**</span><span class="n">Postgres</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><span id="Redshift-94"><a href="#Redshift-94"><span class="linenos"> 94</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">BINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> +</span><span id="Redshift-95"><a href="#Redshift-95"><span class="linenos"> 95</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">VARBINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> +</span><span id="Redshift-96"><a href="#Redshift-96"><span class="linenos"> 96</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">"INTEGER"</span><span class="p">,</span> +</span><span id="Redshift-97"><a href="#Redshift-97"><span class="linenos"> 97</span></a> <span class="p">}</span> +</span><span id="Redshift-98"><a href="#Redshift-98"><span class="linenos"> 98</span></a> +</span><span id="Redshift-99"><a href="#Redshift-99"><span class="linenos"> 99</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Redshift-100"><a href="#Redshift-100"><span class="linenos">100</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> +</span><span id="Redshift-101"><a href="#Redshift-101"><span class="linenos">101</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LikeProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">POST_WITH</span><span class="p">,</span> +</span><span id="Redshift-102"><a href="#Redshift-102"><span class="linenos">102</span></a> <span class="p">}</span> +</span><span id="Redshift-103"><a href="#Redshift-103"><span class="linenos">103</span></a> +</span><span id="Redshift-104"><a href="#Redshift-104"><span class="linenos">104</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Redshift-105"><a href="#Redshift-105"><span class="linenos">105</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> +</span><span id="Redshift-106"><a href="#Redshift-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> +</span><span id="Redshift-107"><a href="#Redshift-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTimestamp</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="s2">"SYSDATE"</span><span class="p">,</span> +</span><span id="Redshift-108"><a href="#Redshift-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> +</span><span id="Redshift-109"><a href="#Redshift-109"><span class="linenos">109</span></a> <span class="s2">"DATEADD"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> +</span><span id="Redshift-110"><a href="#Redshift-110"><span class="linenos">110</span></a> <span class="p">),</span> +</span><span id="Redshift-111"><a href="#Redshift-111"><span class="linenos">111</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="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> +</span><span id="Redshift-112"><a href="#Redshift-112"><span class="linenos">112</span></a> <span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> +</span><span id="Redshift-113"><a href="#Redshift-113"><span class="linenos">113</span></a> <span class="p">),</span> +</span><span id="Redshift-114"><a href="#Redshift-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistKeyProperty</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">"DISTKEY(</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="Redshift-115"><a href="#Redshift-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistStyleProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">naked_property</span><span class="p">(</span><span class="n">e</span><span class="p">),</span> +</span><span id="Redshift-116"><a href="#Redshift-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FromBase</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRTOL"</span><span class="p">),</span> +</span><span id="Redshift-117"><a href="#Redshift-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> +</span><span id="Redshift-118"><a href="#Redshift-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> +</span><span id="Redshift-119"><a href="#Redshift-119"><span class="linenos">119</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> +</span><span id="Redshift-120"><a href="#Redshift-120"><span class="linenos">120</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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_distinct_on</span><span class="p">]),</span> +</span><span id="Redshift-121"><a href="#Redshift-121"><span class="linenos">121</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SortKeyProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="s1">'COMPOUND '</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s1">'compound'</span><span class="p">]</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">''</span><span class="si">}</span><span class="s2">SORTKEY(</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="o">*</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="Redshift-122"><a href="#Redshift-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">),</span> +</span><span id="Redshift-123"><a href="#Redshift-123"><span class="linenos">123</span></a> <span class="p">}</span> +</span><span id="Redshift-124"><a href="#Redshift-124"><span class="linenos">124</span></a> +</span><span id="Redshift-125"><a href="#Redshift-125"><span class="linenos">125</span></a> <span class="c1"># Postgres maps exp.Pivot to no_pivot_sql, but Redshift support pivots</span> +</span><span id="Redshift-126"><a href="#Redshift-126"><span class="linenos">126</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">)</span> +</span><span id="Redshift-127"><a href="#Redshift-127"><span class="linenos">127</span></a> +</span><span id="Redshift-128"><a href="#Redshift-128"><span class="linenos">128</span></a> <span class="c1"># Redshift uses the POW | POWER (expr1, expr2) syntax instead of expr1 ^ expr2 (postgres)</span> +</span><span id="Redshift-129"><a href="#Redshift-129"><span class="linenos">129</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pow</span><span class="p">)</span> +</span><span id="Redshift-130"><a href="#Redshift-130"><span class="linenos">130</span></a> +</span><span id="Redshift-131"><a href="#Redshift-131"><span class="linenos">131</span></a> <span class="n">RESERVED_KEYWORDS</span> <span class="o">=</span> <span class="p">{</span><span class="o">*</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">RESERVED_KEYWORDS</span><span class="p">,</span> <span class="s2">"snapshot"</span><span class="p">,</span> <span class="s2">"type"</span><span class="p">}</span> +</span><span id="Redshift-132"><a href="#Redshift-132"><span class="linenos">132</span></a> +</span><span id="Redshift-133"><a href="#Redshift-133"><span class="linenos">133</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift-134"><a href="#Redshift-134"><span class="linenos">134</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="Redshift-135"><a href="#Redshift-135"><span class="linenos">135</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> +</span><span id="Redshift-136"><a href="#Redshift-136"><span class="linenos">136</span></a> +</span><span id="Redshift-137"><a href="#Redshift-137"><span class="linenos">137</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> +</span><span id="Redshift-138"><a href="#Redshift-138"><span class="linenos">138</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> +</span><span id="Redshift-139"><a href="#Redshift-139"><span class="linenos">139</span></a><span class="sd"> very slow.</span> +</span><span id="Redshift-140"><a href="#Redshift-140"><span class="linenos">140</span></a><span class="sd"> """</span> +</span><span id="Redshift-141"><a href="#Redshift-141"><span class="linenos">141</span></a> +</span><span id="Redshift-142"><a href="#Redshift-142"><span class="linenos">142</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> +</span><span id="Redshift-143"><a href="#Redshift-143"><span class="linenos">143</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> +</span><span id="Redshift-144"><a href="#Redshift-144"><span class="linenos">144</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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="Redshift-145"><a href="#Redshift-145"><span class="linenos">145</span></a> +</span><span id="Redshift-146"><a href="#Redshift-146"><span class="linenos">146</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> +</span><span id="Redshift-147"><a href="#Redshift-147"><span class="linenos">147</span></a> +</span><span id="Redshift-148"><a href="#Redshift-148"><span class="linenos">148</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> +</span><span id="Redshift-149"><a href="#Redshift-149"><span class="linenos">149</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">expressions</span><span class="p">]</span> +</span><span id="Redshift-150"><a href="#Redshift-150"><span class="linenos">150</span></a> +</span><span id="Redshift-151"><a href="#Redshift-151"><span class="linenos">151</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> +</span><span id="Redshift-152"><a href="#Redshift-152"><span class="linenos">152</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> +</span><span id="Redshift-153"><a href="#Redshift-153"><span class="linenos">153</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="Redshift-154"><a href="#Redshift-154"><span class="linenos">154</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="Redshift-155"><a href="#Redshift-155"><span class="linenos">155</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">column_names</span><span class="p">)</span> +</span><span id="Redshift-156"><a href="#Redshift-156"><span class="linenos">156</span></a> <span class="p">]</span> +</span><span id="Redshift-157"><a href="#Redshift-157"><span class="linenos">157</span></a> +</span><span id="Redshift-158"><a href="#Redshift-158"><span class="linenos">158</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> +</span><span id="Redshift-159"><a href="#Redshift-159"><span class="linenos">159</span></a> +</span><span id="Redshift-160"><a href="#Redshift-160"><span class="linenos">160</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="Redshift-161"><a href="#Redshift-161"><span class="linenos">161</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="Redshift-162"><a href="#Redshift-162"><span class="linenos">162</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> +</span><span id="Redshift-163"><a href="#Redshift-163"><span class="linenos">163</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> +</span><span id="Redshift-164"><a href="#Redshift-164"><span class="linenos">164</span></a> +</span><span id="Redshift-165"><a href="#Redshift-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> +</span><span id="Redshift-166"><a href="#Redshift-166"><span class="linenos">166</span></a> +</span><span id="Redshift-167"><a href="#Redshift-167"><span class="linenos">167</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift-168"><a href="#Redshift-168"><span class="linenos">168</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> +</span><span id="Redshift-169"><a href="#Redshift-169"><span class="linenos">169</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> +</span><span id="Redshift-170"><a href="#Redshift-170"><span class="linenos">170</span></a> +</span><span id="Redshift-171"><a href="#Redshift-171"><span class="linenos">171</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift-172"><a href="#Redshift-172"><span class="linenos">172</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="Redshift-173"><a href="#Redshift-173"><span class="linenos">173</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> +</span><span id="Redshift-174"><a href="#Redshift-174"><span class="linenos">174</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> +</span><span id="Redshift-175"><a href="#Redshift-175"><span class="linenos">175</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> +</span><span id="Redshift-176"><a href="#Redshift-176"><span class="linenos">176</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> +</span><span id="Redshift-177"><a href="#Redshift-177"><span class="linenos">177</span></a><span class="sd"> """</span> +</span><span id="Redshift-178"><a href="#Redshift-178"><span class="linenos">178</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> +</span><span id="Redshift-179"><a href="#Redshift-179"><span class="linenos">179</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="Redshift-180"><a href="#Redshift-180"><span class="linenos">180</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> +</span><span id="Redshift-181"><a href="#Redshift-181"><span class="linenos">181</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> +</span><span id="Redshift-182"><a href="#Redshift-182"><span class="linenos">182</span></a> +</span><span id="Redshift-183"><a href="#Redshift-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> +</span><span id="Redshift-184"><a href="#Redshift-184"><span class="linenos">184</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> +</span><span id="Redshift-185"><a href="#Redshift-185"><span class="linenos">185</span></a> +</span><span id="Redshift-186"><a href="#Redshift-186"><span class="linenos">186</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> </span></pre></div> @@ -875,30 +868,6 @@ </div> - <div id="Redshift.RAW_START" class="classattr"> - <div class="attr variable"> - <span class="name">RAW_START</span> = -<span class="default_value">None</span> - - - </div> - <a class="headerlink" href="#Redshift.RAW_START"></a> - - - - </div> - <div id="Redshift.RAW_END" class="classattr"> - <div class="attr variable"> - <span class="name">RAW_END</span> = -<span class="default_value">None</span> - - - </div> - <a class="headerlink" href="#Redshift.RAW_END"></a> - - - - </div> <div class="inherited"> <h5>Inherited Members</h5> <dl> @@ -1007,7 +976,7 @@ Default: 3</li> <div class="attr variable"> <span class="name">FUNCTIONS</span> = <input id="Redshift.Parser.FUNCTIONS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1"> - <label class="view-value-button pdoc-button" for="Redshift.Parser.FUNCTIONS-view-value"></label><span class="default_value">{'ABS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Abs">sqlglot.expressions.Abs</a>'>>, 'ANY_VALUE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#AnyValue">sqlglot.expressions.AnyValue</a>'>>, 'APPROX_DISTINCT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ApproxDistinct">sqlglot.expressions.ApproxDistinct</a>'>>, 'APPROX_COUNT_DISTINCT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ApproxDistinct">sqlglot.expressions.ApproxDistinct</a>'>>, 'APPROX_QUANTILE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ApproxQuantile">sqlglot.expressions.ApproxQuantile</a>'>>, 'ARRAY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Array">sqlglot.expressions.Array</a>'>>, 'ARRAY_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayAgg">sqlglot.expressions.ArrayAgg</a>'>>, 'ARRAY_ALL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayAll">sqlglot.expressions.ArrayAll</a>'>>, 'ARRAY_ANY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayAny">sqlglot.expressions.ArrayAny</a>'>>, 'ARRAY_CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayConcat">sqlglot.expressions.ArrayConcat</a>'>>, 'ARRAY_CONTAINS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayContains">sqlglot.expressions.ArrayContains</a>'>>, 'FILTER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayFilter">sqlglot.expressions.ArrayFilter</a>'>>, 'ARRAY_FILTER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayFilter">sqlglot.expressions.ArrayFilter</a>'>>, 'ARRAY_JOIN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayJoin">sqlglot.expressions.ArrayJoin</a>'>>, 'ARRAY_SIZE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArraySize">sqlglot.expressions.ArraySize</a>'>>, 'ARRAY_SORT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArraySort">sqlglot.expressions.ArraySort</a>'>>, 'ARRAY_SUM': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArraySum">sqlglot.expressions.ArraySum</a>'>>, 'ARRAY_UNION_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayUnionAgg">sqlglot.expressions.ArrayUnionAgg</a>'>>, 'AVG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Avg">sqlglot.expressions.Avg</a>'>>, 'CASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Case">sqlglot.expressions.Case</a>'>>, 'CAST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Cast">sqlglot.expressions.Cast</a>'>>, 'CAST_TO_STR_TYPE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CastToStrType">sqlglot.expressions.CastToStrType</a>'>>, 'CEIL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>'>>, 'CEILING': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>'>>, 'COALESCE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>'>>, 'IFNULL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>'>>, 'NVL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>'>>, 'CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Concat">sqlglot.expressions.Concat</a>'>>, 'CONCAT_WS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ConcatWs">sqlglot.expressions.ConcatWs</a>'>>, 'COUNT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Count">sqlglot.expressions.Count</a>'>>, 'COUNT_IF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CountIf">sqlglot.expressions.CountIf</a>'>>, 'CURRENT_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentDate">sqlglot.expressions.CurrentDate</a>'>>, 'CURRENT_DATETIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentDatetime">sqlglot.expressions.CurrentDatetime</a>'>>, 'CURRENT_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentTime">sqlglot.expressions.CurrentTime</a>'>>, 'CURRENT_TIMESTAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>'>>, 'CURRENT_USER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentUser">sqlglot.expressions.CurrentUser</a>'>>, 'DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Date">sqlglot.expressions.Date</a>'>>, 'DATE_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateAdd">sqlglot.expressions.DateAdd</a>'>>, 'DATEDIFF': <function <a href="#Redshift.Parser">Redshift.Parser</a>.<lambda>>, 'DATE_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a>'>>, 'DATEFROMPARTS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateFromParts">sqlglot.expressions.DateFromParts</a>'>>, 'DATE_STR_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateStrToDate">sqlglot.expressions.DateStrToDate</a>'>>, 'DATE_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateSub">sqlglot.expressions.DateSub</a>'>>, 'DATE_TO_DATE_STR': <function Parser.<lambda>>, 'DATE_TO_DI': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateToDi">sqlglot.expressions.DateToDi</a>'>>, 'DATE_TRUNC': <function Postgres.Parser.<lambda>>, 'DATETIME_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeAdd">sqlglot.expressions.DatetimeAdd</a>'>>, 'DATETIME_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeDiff">sqlglot.expressions.DatetimeDiff</a>'>>, 'DATETIME_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeSub">sqlglot.expressions.DatetimeSub</a>'>>, 'DATETIME_TRUNC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeTrunc">sqlglot.expressions.DatetimeTrunc</a>'>>, 'DAY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Day">sqlglot.expressions.Day</a>'>>, 'DAY_OF_MONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfMonth">sqlglot.expressions.DayOfMonth</a>'>>, 'DAYOFMONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfMonth">sqlglot.expressions.DayOfMonth</a>'>>, 'DAY_OF_WEEK': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfWeek">sqlglot.expressions.DayOfWeek</a>'>>, 'DAYOFWEEK': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfWeek">sqlglot.expressions.DayOfWeek</a>'>>, 'DAY_OF_YEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfYear">sqlglot.expressions.DayOfYear</a>'>>, 'DAYOFYEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfYear">sqlglot.expressions.DayOfYear</a>'>>, 'DECODE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Decode">sqlglot.expressions.Decode</a>'>>, 'DI_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DiToDate">sqlglot.expressions.DiToDate</a>'>>, 'ENCODE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Encode">sqlglot.expressions.Encode</a>'>>, 'EXP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Exp">sqlglot.expressions.Exp</a>'>>, 'EXPLODE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Explode">sqlglot.expressions.Explode</a>'>>, 'EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Extract">sqlglot.expressions.Extract</a>'>>, 'FLOOR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Floor">sqlglot.expressions.Floor</a>'>>, 'FROM_BASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#FromBase">sqlglot.expressions.FromBase</a>'>>, 'FROM_BASE64': <bound method Func.from_arg_list of <class '<a href="../expressions.html#FromBase64">sqlglot.expressions.FromBase64</a>'>>, 'GENERATE_SERIES': <function _generate_series>, 'GREATEST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Greatest">sqlglot.expressions.Greatest</a>'>>, 'GROUP_CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#GroupConcat">sqlglot.expressions.GroupConcat</a>'>>, 'HEX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Hex">sqlglot.expressions.Hex</a>'>>, 'HLL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Hll">sqlglot.expressions.Hll</a>'>>, 'IF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#If">sqlglot.expressions.If</a>'>>, 'INITCAP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Initcap">sqlglot.expressions.Initcap</a>'>>, 'JSONB_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONBExtract">sqlglot.expressions.JSONBExtract</a>'>>, 'JSONB_EXTRACT_SCALAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONBExtractScalar">sqlglot.expressions.JSONBExtractScalar</a>'>>, 'JSON_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONExtract">sqlglot.expressions.JSONExtract</a>'>>, 'JSON_EXTRACT_SCALAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONExtractScalar">sqlglot.expressions.JSONExtractScalar</a>'>>, 'JSON_FORMAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONFormat">sqlglot.expressions.JSONFormat</a>'>>, 'J_S_O_N_OBJECT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONObject">sqlglot.expressions.JSONObject</a>'>>, 'LAST_DATE_OF_MONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LastDateOfMonth">sqlglot.expressions.LastDateOfMonth</a>'>>, 'LEAST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Least">sqlglot.expressions.Least</a>'>>, 'LEFT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Left">sqlglot.expressions.Left</a>'>>, 'LENGTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Length">sqlglot.expressions.Length</a>'>>, 'LEN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Length">sqlglot.expressions.Length</a>'>>, 'LEVENSHTEIN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Levenshtein">sqlglot.expressions.Levenshtein</a>'>>, 'LN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Ln">sqlglot.expressions.Ln</a>'>>, 'LOG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Log">sqlglot.expressions.Log</a>'>>, 'LOG10': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Log10">sqlglot.expressions.Log10</a>'>>, 'LOG2': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Log2">sqlglot.expressions.Log2</a>'>>, 'LOGICAL_AND': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LogicalAnd">sqlglot.expressions.LogicalAnd</a>'>>, 'BOOL_AND': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LogicalAnd">sqlglot.expressions.LogicalAnd</a>'>>, 'BOOLAND_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LogicalAnd">sqlglot.expressions.LogicalAnd</a>'>>, 'LOGICAL_OR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LogicalOr">sqlglot.expressions.LogicalOr</a>'>>, 'BOOL_OR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LogicalOr">sqlglot.expressions.LogicalOr</a>'>>, 'BOOLOR_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LogicalOr">sqlglot.expressions.LogicalOr</a>'>>, 'LOWER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Lower">sqlglot.expressions.Lower</a>'>>, 'LCASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Lower">sqlglot.expressions.Lower</a>'>>, 'MD5': <bound method Func.from_arg_list of <class '<a href="../expressions.html#MD5">sqlglot.expressions.MD5</a>'>>, 'MAP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Map">sqlglot.expressions.Map</a>'>>, 'MAP_FROM_ENTRIES': <bound method Func.from_arg_list of <class '<a href="../expressions.html#MapFromEntries">sqlglot.expressions.MapFromEntries</a>'>>, 'MATCH_AGAINST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#MatchAgainst">sqlglot.expressions.MatchAgainst</a>'>>, 'MAX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Max">sqlglot.expressions.Max</a>'>>, 'MIN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Min">sqlglot.expressions.Min</a>'>>, 'MONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Month">sqlglot.expressions.Month</a>'>>, 'NEXT_VALUE_FOR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#NextValueFor">sqlglot.expressions.NextValueFor</a>'>>, 'NUMBER_TO_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#NumberToStr">sqlglot.expressions.NumberToStr</a>'>>, 'NVL2': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Nvl2">sqlglot.expressions.Nvl2</a>'>>, 'OPEN_J_S_O_N': <bound method Func.from_arg_list of <class '<a href="../expressions.html#OpenJSON">sqlglot.expressions.OpenJSON</a>'>>, 'PARAMETERIZED_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ParameterizedAgg">sqlglot.expressions.ParameterizedAgg</a>'>>, 'PERCENTILE_CONT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#PercentileCont">sqlglot.expressions.PercentileCont</a>'>>, 'PERCENTILE_DISC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#PercentileDisc">sqlglot.expressions.PercentileDisc</a>'>>, 'POSEXPLODE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Posexplode">sqlglot.expressions.Posexplode</a>'>>, 'POWER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Pow">sqlglot.expressions.Pow</a>'>>, 'POW': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Pow">sqlglot.expressions.Pow</a>'>>, 'QUANTILE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Quantile">sqlglot.expressions.Quantile</a>'>>, 'RANGE_N': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RangeN">sqlglot.expressions.RangeN</a>'>>, 'READ_CSV': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ReadCSV">sqlglot.expressions.ReadCSV</a>'>>, 'REDUCE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Reduce">sqlglot.expressions.Reduce</a>'>>, 'REGEXP_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpExtract">sqlglot.expressions.RegexpExtract</a>'>>, 'REGEXP_I_LIKE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpILike">sqlglot.expressions.RegexpILike</a>'>>, 'REGEXP_LIKE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpLike">sqlglot.expressions.RegexpLike</a>'>>, 'REGEXP_SPLIT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpSplit">sqlglot.expressions.RegexpSplit</a>'>>, 'REPEAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Repeat">sqlglot.expressions.Repeat</a>'>>, 'RIGHT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Right">sqlglot.expressions.Right</a>'>>, 'ROUND': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Round">sqlglot.expressions.Round</a>'>>, 'ROW_NUMBER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RowNumber">sqlglot.expressions.RowNumber</a>'>>, 'SHA': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SHA">sqlglot.expressions.SHA</a>'>>, 'SHA1': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SHA">sqlglot.expressions.SHA</a>'>>, 'SHA2': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SHA2">sqlglot.expressions.SHA2</a>'>>, 'SAFE_CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SafeConcat">sqlglot.expressions.SafeConcat</a>'>>, 'SAFE_DIVIDE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SafeDivide">sqlglot.expressions.SafeDivide</a>'>>, 'SET_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SetAgg">sqlglot.expressions.SetAgg</a>'>>, 'SORT_ARRAY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SortArray">sqlglot.expressions.SortArray</a>'>>, 'SPLIT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Split">sqlglot.expressions.Split</a>'>>, 'SQRT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Sqrt">sqlglot.expressions.Sqrt</a>'>>, 'STANDARD_HASH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StandardHash">sqlglot.expressions.StandardHash</a>'>>, 'STAR_MAP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StarMap">sqlglot.expressions.StarMap</a>'>>, 'STDDEV': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Stddev">sqlglot.expressions.Stddev</a>'>>, 'STDDEV_POP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StddevPop">sqlglot.expressions.StddevPop</a>'>>, 'STDDEV_SAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StddevSamp">sqlglot.expressions.StddevSamp</a>'>>, 'STR_POSITION': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrPosition">sqlglot.expressions.StrPosition</a>'>>, 'STR_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrToDate">sqlglot.expressions.StrToDate</a>'>>, 'STR_TO_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrToTime">sqlglot.expressions.StrToTime</a>'>>, 'STR_TO_UNIX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrToUnix">sqlglot.expressions.StrToUnix</a>'>>, 'STRUCT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Struct">sqlglot.expressions.Struct</a>'>>, 'STRUCT_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StructExtract">sqlglot.expressions.StructExtract</a>'>>, 'SUBSTRING': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Substring">sqlglot.expressions.Substring</a>'>>, 'SUM': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Sum">sqlglot.expressions.Sum</a>'>>, 'TIME_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeAdd">sqlglot.expressions.TimeAdd</a>'>>, 'TIME_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeDiff">sqlglot.expressions.TimeDiff</a>'>>, 'TIME_STR_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeStrToDate">sqlglot.expressions.TimeStrToDate</a>'>>, 'TIME_STR_TO_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeStrToTime">sqlglot.expressions.TimeStrToTime</a>'>>, 'TIME_STR_TO_UNIX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeStrToUnix">sqlglot.expressions.TimeStrToUnix</a>'>>, 'TIME_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeSub">sqlglot.expressions.TimeSub</a>'>>, 'TIME_TO_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeToStr">sqlglot.expressions.TimeToStr</a>'>>, 'TIME_TO_TIME_STR': <function Parser.<lambda>>, 'TIME_TO_UNIX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeToUnix">sqlglot.expressions.TimeToUnix</a>'>>, 'TIME_TRUNC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeTrunc">sqlglot.expressions.TimeTrunc</a>'>>, 'TIMESTAMP_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampAdd">sqlglot.expressions.TimestampAdd</a>'>>, 'TIMESTAMP_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampDiff">sqlglot.expressions.TimestampDiff</a>'>>, 'TIMESTAMP_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampSub">sqlglot.expressions.TimestampSub</a>'>>, 'TIMESTAMP_TRUNC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampTrunc">sqlglot.expressions.TimestampTrunc</a>'>>, 'TO_BASE64': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ToBase64">sqlglot.expressions.ToBase64</a>'>>, 'TO_CHAR': <function format_time_lambda.<locals>._format_time>, 'TRIM': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Trim">sqlglot.expressions.Trim</a>'>>, 'TRY_CAST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TryCast">sqlglot.expressions.TryCast</a>'>>, 'TS_OR_DI_TO_DI': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TsOrDiToDi">sqlglot.expressions.TsOrDiToDi</a>'>>, 'TS_OR_DS_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TsOrDsAdd">sqlglot.expressions.TsOrDsAdd</a>'>>, 'TS_OR_DS_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TsOrDsToDate">sqlglot.expressions.TsOrDsToDate</a>'>>, 'TS_OR_DS_TO_DATE_STR': <function Parser.<lambda>>, 'UNHEX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Unhex">sqlglot.expressions.Unhex</a>'>>, 'UNIX_TO_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#UnixToStr">sqlglot.expressions.UnixToStr</a>'>>, 'UNIX_TO_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#UnixToTime">sqlglot.expressions.UnixToTime</a>'>>, 'UNIX_TO_TIME_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#UnixToTimeStr">sqlglot.expressions.UnixToTimeStr</a>'>>, 'UPPER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>'>>, 'UCASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>'>>, 'VAR_MAP': <function parse_var_map>, 'VARIANCE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>'>>, 'VARIANCE_SAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>'>>, 'VAR_SAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>'>>, 'VARIANCE_POP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>'>>, 'VAR_POP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>'>>, 'WEEK': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Week">sqlglot.expressions.Week</a>'>>, 'WEEK_OF_YEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#WeekOfYear">sqlglot.expressions.WeekOfYear</a>'>>, 'WEEKOFYEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#WeekOfYear">sqlglot.expressions.WeekOfYear</a>'>>, 'WHEN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#When">sqlglot.expressions.When</a>'>>, 'X_M_L_TABLE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#XMLTable">sqlglot.expressions.XMLTable</a>'>>, 'YEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Year">sqlglot.expressions.Year</a>'>>, 'GLOB': <function Parser.<lambda>>, 'LIKE': <function parse_like>, 'NOW': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>'>>, 'TO_TIMESTAMP': <function _to_timestamp>, 'UNNEST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Explode">sqlglot.expressions.Explode</a>'>>, 'DATEADD': <function <a href="#Redshift.Parser">Redshift.Parser</a>.<lambda>>, 'STRTOL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#FromBase">sqlglot.expressions.FromBase</a>'>>}</span> + <label class="view-value-button pdoc-button" for="Redshift.Parser.FUNCTIONS-view-value"></label><span class="default_value">{'ABS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Abs">sqlglot.expressions.Abs</a>'>>, 'ANY_VALUE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#AnyValue">sqlglot.expressions.AnyValue</a>'>>, 'APPROX_DISTINCT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ApproxDistinct">sqlglot.expressions.ApproxDistinct</a>'>>, 'APPROX_COUNT_DISTINCT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ApproxDistinct">sqlglot.expressions.ApproxDistinct</a>'>>, 'APPROX_QUANTILE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ApproxQuantile">sqlglot.expressions.ApproxQuantile</a>'>>, 'ARRAY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Array">sqlglot.expressions.Array</a>'>>, 'ARRAY_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayAgg">sqlglot.expressions.ArrayAgg</a>'>>, 'ARRAY_ALL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayAll">sqlglot.expressions.ArrayAll</a>'>>, 'ARRAY_ANY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayAny">sqlglot.expressions.ArrayAny</a>'>>, 'ARRAY_CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayConcat">sqlglot.expressions.ArrayConcat</a>'>>, 'ARRAY_CONTAINS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayContains">sqlglot.expressions.ArrayContains</a>'>>, 'FILTER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayFilter">sqlglot.expressions.ArrayFilter</a>'>>, 'ARRAY_FILTER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayFilter">sqlglot.expressions.ArrayFilter</a>'>>, 'ARRAY_JOIN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayJoin">sqlglot.expressions.ArrayJoin</a>'>>, 'ARRAY_SIZE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArraySize">sqlglot.expressions.ArraySize</a>'>>, 'ARRAY_SORT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArraySort">sqlglot.expressions.ArraySort</a>'>>, 'ARRAY_SUM': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArraySum">sqlglot.expressions.ArraySum</a>'>>, 'ARRAY_UNION_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ArrayUnionAgg">sqlglot.expressions.ArrayUnionAgg</a>'>>, 'AVG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Avg">sqlglot.expressions.Avg</a>'>>, 'CASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Case">sqlglot.expressions.Case</a>'>>, 'CAST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Cast">sqlglot.expressions.Cast</a>'>>, 'CAST_TO_STR_TYPE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CastToStrType">sqlglot.expressions.CastToStrType</a>'>>, 'CEIL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>'>>, 'CEILING': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Ceil">sqlglot.expressions.Ceil</a>'>>, 'COALESCE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>'>>, 'IFNULL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>'>>, 'NVL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Coalesce">sqlglot.expressions.Coalesce</a>'>>, 'CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Concat">sqlglot.expressions.Concat</a>'>>, 'CONCAT_WS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ConcatWs">sqlglot.expressions.ConcatWs</a>'>>, 'COUNT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Count">sqlglot.expressions.Count</a>'>>, 'COUNT_IF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CountIf">sqlglot.expressions.CountIf</a>'>>, 'CURRENT_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentDate">sqlglot.expressions.CurrentDate</a>'>>, 'CURRENT_DATETIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentDatetime">sqlglot.expressions.CurrentDatetime</a>'>>, 'CURRENT_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentTime">sqlglot.expressions.CurrentTime</a>'>>, 'CURRENT_TIMESTAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>'>>, 'CURRENT_USER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentUser">sqlglot.expressions.CurrentUser</a>'>>, 'DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Date">sqlglot.expressions.Date</a>'>>, 'DATE_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateAdd">sqlglot.expressions.DateAdd</a>'>>, 'DATEDIFF': <function <a href="#Redshift.Parser">Redshift.Parser</a>.<lambda>>, 'DATE_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a>'>>, 'DATEFROMPARTS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateFromParts">sqlglot.expressions.DateFromParts</a>'>>, 'DATE_STR_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateStrToDate">sqlglot.expressions.DateStrToDate</a>'>>, 'DATE_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateSub">sqlglot.expressions.DateSub</a>'>>, 'DATE_TO_DATE_STR': <function Parser.<lambda>>, 'DATE_TO_DI': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DateToDi">sqlglot.expressions.DateToDi</a>'>>, 'DATE_TRUNC': <function Postgres.Parser.<lambda>>, 'DATETIME_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeAdd">sqlglot.expressions.DatetimeAdd</a>'>>, 'DATETIME_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeDiff">sqlglot.expressions.DatetimeDiff</a>'>>, 'DATETIME_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeSub">sqlglot.expressions.DatetimeSub</a>'>>, 'DATETIME_TRUNC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DatetimeTrunc">sqlglot.expressions.DatetimeTrunc</a>'>>, 'DAY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Day">sqlglot.expressions.Day</a>'>>, 'DAY_OF_MONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#DayOfMonth">sqlglot.expressions.DayOfMonth</a>'>>, 'DAYOFMONTH': <bound method 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href="../expressions.html#Encode">sqlglot.expressions.Encode</a>'>>, 'EXP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Exp">sqlglot.expressions.Exp</a>'>>, 'EXPLODE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Explode">sqlglot.expressions.Explode</a>'>>, 'EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Extract">sqlglot.expressions.Extract</a>'>>, 'FLOOR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Floor">sqlglot.expressions.Floor</a>'>>, 'FROM_BASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#FromBase">sqlglot.expressions.FromBase</a>'>>, 'FROM_BASE64': <bound method Func.from_arg_list of <class '<a href="../expressions.html#FromBase64">sqlglot.expressions.FromBase64</a>'>>, 'GENERATE_SERIES': <function _generate_series>, 'GREATEST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Greatest">sqlglot.expressions.Greatest</a>'>>, 'GROUP_CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#GroupConcat">sqlglot.expressions.GroupConcat</a>'>>, 'HEX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Hex">sqlglot.expressions.Hex</a>'>>, 'HLL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Hll">sqlglot.expressions.Hll</a>'>>, 'IF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#If">sqlglot.expressions.If</a>'>>, 'INITCAP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Initcap">sqlglot.expressions.Initcap</a>'>>, 'JSON_ARRAY_CONTAINS': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONArrayContains">sqlglot.expressions.JSONArrayContains</a>'>>, 'JSONB_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONBExtract">sqlglot.expressions.JSONBExtract</a>'>>, 'JSONB_EXTRACT_SCALAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONBExtractScalar">sqlglot.expressions.JSONBExtractScalar</a>'>>, 'JSON_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONExtract">sqlglot.expressions.JSONExtract</a>'>>, 'JSON_EXTRACT_SCALAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONExtractScalar">sqlglot.expressions.JSONExtractScalar</a>'>>, 'JSON_FORMAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONFormat">sqlglot.expressions.JSONFormat</a>'>>, 'J_S_O_N_OBJECT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#JSONObject">sqlglot.expressions.JSONObject</a>'>>, 'LAST_DATE_OF_MONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#LastDateOfMonth">sqlglot.expressions.LastDateOfMonth</a>'>>, 'LEAST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Least">sqlglot.expressions.Least</a>'>>, 'LEFT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Left">sqlglot.expressions.Left</a>'>>, 'LENGTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Length">sqlglot.expressions.Length</a>'>>, 'LEN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Length">sqlglot.expressions.Length</a>'>>, 'LEVENSHTEIN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Levenshtein">sqlglot.expressions.Levenshtein</a>'>>, 'LN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Ln">sqlglot.expressions.Ln</a>'>>, 'LOG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Log">sqlglot.expressions.Log</a>'>>, 'LOG10': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Log10">sqlglot.expressions.Log10</a>'>>, 'LOG2': <bound method Func.from_arg_list of <class '<a 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href="../expressions.html#Lower">sqlglot.expressions.Lower</a>'>>, 'LCASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Lower">sqlglot.expressions.Lower</a>'>>, 'MD5': <bound method Func.from_arg_list of <class '<a href="../expressions.html#MD5">sqlglot.expressions.MD5</a>'>>, 'MAP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Map">sqlglot.expressions.Map</a>'>>, 'MAP_FROM_ENTRIES': <bound method Func.from_arg_list of <class '<a href="../expressions.html#MapFromEntries">sqlglot.expressions.MapFromEntries</a>'>>, 'MATCH_AGAINST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#MatchAgainst">sqlglot.expressions.MatchAgainst</a>'>>, 'MAX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Max">sqlglot.expressions.Max</a>'>>, 'MIN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Min">sqlglot.expressions.Min</a>'>>, 'MONTH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Month">sqlglot.expressions.Month</a>'>>, 'NEXT_VALUE_FOR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#NextValueFor">sqlglot.expressions.NextValueFor</a>'>>, 'NUMBER_TO_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#NumberToStr">sqlglot.expressions.NumberToStr</a>'>>, 'NVL2': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Nvl2">sqlglot.expressions.Nvl2</a>'>>, 'OPEN_J_S_O_N': <bound method Func.from_arg_list of <class '<a href="../expressions.html#OpenJSON">sqlglot.expressions.OpenJSON</a>'>>, 'PARAMETERIZED_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ParameterizedAgg">sqlglot.expressions.ParameterizedAgg</a>'>>, 'PERCENTILE_CONT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#PercentileCont">sqlglot.expressions.PercentileCont</a>'>>, 'PERCENTILE_DISC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#PercentileDisc">sqlglot.expressions.PercentileDisc</a>'>>, 'POSEXPLODE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Posexplode">sqlglot.expressions.Posexplode</a>'>>, 'POWER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Pow">sqlglot.expressions.Pow</a>'>>, 'POW': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Pow">sqlglot.expressions.Pow</a>'>>, 'QUANTILE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Quantile">sqlglot.expressions.Quantile</a>'>>, 'RANGE_N': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RangeN">sqlglot.expressions.RangeN</a>'>>, 'READ_CSV': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ReadCSV">sqlglot.expressions.ReadCSV</a>'>>, 'REDUCE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Reduce">sqlglot.expressions.Reduce</a>'>>, 'REGEXP_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpExtract">sqlglot.expressions.RegexpExtract</a>'>>, 'REGEXP_I_LIKE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpILike">sqlglot.expressions.RegexpILike</a>'>>, 'REGEXP_LIKE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpLike">sqlglot.expressions.RegexpLike</a>'>>, 'REGEXP_SPLIT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RegexpSplit">sqlglot.expressions.RegexpSplit</a>'>>, 'REPEAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Repeat">sqlglot.expressions.Repeat</a>'>>, 'RIGHT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Right">sqlglot.expressions.Right</a>'>>, 'ROUND': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Round">sqlglot.expressions.Round</a>'>>, 'ROW_NUMBER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#RowNumber">sqlglot.expressions.RowNumber</a>'>>, 'SHA': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SHA">sqlglot.expressions.SHA</a>'>>, 'SHA1': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SHA">sqlglot.expressions.SHA</a>'>>, 'SHA2': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SHA2">sqlglot.expressions.SHA2</a>'>>, 'SAFE_CONCAT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SafeConcat">sqlglot.expressions.SafeConcat</a>'>>, 'SAFE_DIVIDE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SafeDivide">sqlglot.expressions.SafeDivide</a>'>>, 'SET_AGG': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SetAgg">sqlglot.expressions.SetAgg</a>'>>, 'SORT_ARRAY': <bound method Func.from_arg_list of <class '<a href="../expressions.html#SortArray">sqlglot.expressions.SortArray</a>'>>, 'SPLIT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Split">sqlglot.expressions.Split</a>'>>, 'SQRT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Sqrt">sqlglot.expressions.Sqrt</a>'>>, 'STANDARD_HASH': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StandardHash">sqlglot.expressions.StandardHash</a>'>>, 'STAR_MAP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StarMap">sqlglot.expressions.StarMap</a>'>>, 'STDDEV': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Stddev">sqlglot.expressions.Stddev</a>'>>, 'STDDEV_POP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StddevPop">sqlglot.expressions.StddevPop</a>'>>, 'STDDEV_SAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StddevSamp">sqlglot.expressions.StddevSamp</a>'>>, 'STR_POSITION': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrPosition">sqlglot.expressions.StrPosition</a>'>>, 'STR_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrToDate">sqlglot.expressions.StrToDate</a>'>>, 'STR_TO_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrToTime">sqlglot.expressions.StrToTime</a>'>>, 'STR_TO_UNIX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StrToUnix">sqlglot.expressions.StrToUnix</a>'>>, 'STRUCT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Struct">sqlglot.expressions.Struct</a>'>>, 'STRUCT_EXTRACT': <bound method Func.from_arg_list of <class '<a href="../expressions.html#StructExtract">sqlglot.expressions.StructExtract</a>'>>, 'SUBSTRING': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Substring">sqlglot.expressions.Substring</a>'>>, 'SUM': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Sum">sqlglot.expressions.Sum</a>'>>, 'TIME_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeAdd">sqlglot.expressions.TimeAdd</a>'>>, 'TIME_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeDiff">sqlglot.expressions.TimeDiff</a>'>>, 'TIME_STR_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeStrToDate">sqlglot.expressions.TimeStrToDate</a>'>>, 'TIME_STR_TO_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeStrToTime">sqlglot.expressions.TimeStrToTime</a>'>>, 'TIME_STR_TO_UNIX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeStrToUnix">sqlglot.expressions.TimeStrToUnix</a>'>>, 'TIME_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeSub">sqlglot.expressions.TimeSub</a>'>>, 'TIME_TO_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeToStr">sqlglot.expressions.TimeToStr</a>'>>, 'TIME_TO_TIME_STR': <function Parser.<lambda>>, 'TIME_TO_UNIX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeToUnix">sqlglot.expressions.TimeToUnix</a>'>>, 'TIME_TRUNC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimeTrunc">sqlglot.expressions.TimeTrunc</a>'>>, 'TIMESTAMP_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampAdd">sqlglot.expressions.TimestampAdd</a>'>>, 'TIMESTAMP_DIFF': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampDiff">sqlglot.expressions.TimestampDiff</a>'>>, 'TIMESTAMP_SUB': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampSub">sqlglot.expressions.TimestampSub</a>'>>, 'TIMESTAMP_TRUNC': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TimestampTrunc">sqlglot.expressions.TimestampTrunc</a>'>>, 'TO_BASE64': <bound method Func.from_arg_list of <class '<a href="../expressions.html#ToBase64">sqlglot.expressions.ToBase64</a>'>>, 'TO_CHAR': <function format_time_lambda.<locals>._format_time>, 'TRIM': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Trim">sqlglot.expressions.Trim</a>'>>, 'TRY_CAST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TryCast">sqlglot.expressions.TryCast</a>'>>, 'TS_OR_DI_TO_DI': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TsOrDiToDi">sqlglot.expressions.TsOrDiToDi</a>'>>, 'TS_OR_DS_ADD': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TsOrDsAdd">sqlglot.expressions.TsOrDsAdd</a>'>>, 'TS_OR_DS_TO_DATE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#TsOrDsToDate">sqlglot.expressions.TsOrDsToDate</a>'>>, 'TS_OR_DS_TO_DATE_STR': <function Parser.<lambda>>, 'UNHEX': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Unhex">sqlglot.expressions.Unhex</a>'>>, 'UNIX_TO_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#UnixToStr">sqlglot.expressions.UnixToStr</a>'>>, 'UNIX_TO_TIME': <bound method Func.from_arg_list of <class '<a href="../expressions.html#UnixToTime">sqlglot.expressions.UnixToTime</a>'>>, 'UNIX_TO_TIME_STR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#UnixToTimeStr">sqlglot.expressions.UnixToTimeStr</a>'>>, 'UPPER': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>'>>, 'UCASE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Upper">sqlglot.expressions.Upper</a>'>>, 'VAR_MAP': <function parse_var_map>, 'VARIANCE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>'>>, 'VARIANCE_SAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>'>>, 'VAR_SAMP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Variance">sqlglot.expressions.Variance</a>'>>, 'VARIANCE_POP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>'>>, 'VAR_POP': <bound method Func.from_arg_list of <class '<a href="../expressions.html#VariancePop">sqlglot.expressions.VariancePop</a>'>>, 'WEEK': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Week">sqlglot.expressions.Week</a>'>>, 'WEEK_OF_YEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#WeekOfYear">sqlglot.expressions.WeekOfYear</a>'>>, 'WEEKOFYEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#WeekOfYear">sqlglot.expressions.WeekOfYear</a>'>>, 'WHEN': <bound method Func.from_arg_list of <class '<a href="../expressions.html#When">sqlglot.expressions.When</a>'>>, 'X_M_L_TABLE': <bound method Func.from_arg_list of <class '<a href="../expressions.html#XMLTable">sqlglot.expressions.XMLTable</a>'>>, 'YEAR': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Year">sqlglot.expressions.Year</a>'>>, 'GLOB': <function Parser.<lambda>>, 'LIKE': <function parse_like>, 'NOW': <bound method Func.from_arg_list of <class '<a href="../expressions.html#CurrentTimestamp">sqlglot.expressions.CurrentTimestamp</a>'>>, 'TO_TIMESTAMP': <function _to_timestamp>, 'UNNEST': <bound method Func.from_arg_list of <class '<a href="../expressions.html#Explode">sqlglot.expressions.Explode</a>'>>, 'DATEADD': <function <a href="#Redshift.Parser">Redshift.Parser</a>.<lambda>>, 'STRTOL': <bound method Func.from_arg_list of <class '<a href="../expressions.html#FromBase">sqlglot.expressions.FromBase</a>'>>}</span> </div> @@ -1318,102 +1287,103 @@ Default: 3</li> <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator-87"><a href="#Redshift.Generator-87"><span class="linenos"> 87</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> </span><span id="Redshift.Generator-88"><a href="#Redshift.Generator-88"><span class="linenos"> 88</span></a> <span class="n">LOCKING_READS_SUPPORTED</span> <span class="o">=</span> <span class="kc">False</span> </span><span id="Redshift.Generator-89"><a href="#Redshift.Generator-89"><span class="linenos"> 89</span></a> <span class="n">RENAME_TABLE_WITH_DB</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="Redshift.Generator-90"><a href="#Redshift.Generator-90"><span class="linenos"> 90</span></a> -</span><span id="Redshift.Generator-91"><a href="#Redshift.Generator-91"><span class="linenos"> 91</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Redshift.Generator-92"><a href="#Redshift.Generator-92"><span class="linenos"> 92</span></a> <span class="o">**</span><span class="n">Postgres</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><span id="Redshift.Generator-93"><a href="#Redshift.Generator-93"><span class="linenos"> 93</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">BINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> -</span><span id="Redshift.Generator-94"><a href="#Redshift.Generator-94"><span class="linenos"> 94</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">VARBINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> -</span><span id="Redshift.Generator-95"><a href="#Redshift.Generator-95"><span class="linenos"> 95</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">"INTEGER"</span><span class="p">,</span> -</span><span id="Redshift.Generator-96"><a href="#Redshift.Generator-96"><span class="linenos"> 96</span></a> <span class="p">}</span> -</span><span id="Redshift.Generator-97"><a href="#Redshift.Generator-97"><span class="linenos"> 97</span></a> -</span><span id="Redshift.Generator-98"><a href="#Redshift.Generator-98"><span class="linenos"> 98</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Redshift.Generator-99"><a href="#Redshift.Generator-99"><span class="linenos"> 99</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> -</span><span id="Redshift.Generator-100"><a href="#Redshift.Generator-100"><span class="linenos">100</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LikeProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">POST_WITH</span><span class="p">,</span> -</span><span id="Redshift.Generator-101"><a href="#Redshift.Generator-101"><span class="linenos">101</span></a> <span class="p">}</span> -</span><span id="Redshift.Generator-102"><a href="#Redshift.Generator-102"><span class="linenos">102</span></a> -</span><span id="Redshift.Generator-103"><a href="#Redshift.Generator-103"><span class="linenos">103</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="Redshift.Generator-104"><a href="#Redshift.Generator-104"><span class="linenos">104</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> -</span><span id="Redshift.Generator-105"><a href="#Redshift.Generator-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="Redshift.Generator-106"><a href="#Redshift.Generator-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTimestamp</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="s2">"SYSDATE"</span><span class="p">,</span> -</span><span id="Redshift.Generator-107"><a href="#Redshift.Generator-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> -</span><span id="Redshift.Generator-108"><a href="#Redshift.Generator-108"><span class="linenos">108</span></a> <span class="s2">"DATEADD"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="Redshift.Generator-109"><a href="#Redshift.Generator-109"><span class="linenos">109</span></a> <span class="p">),</span> -</span><span id="Redshift.Generator-110"><a href="#Redshift.Generator-110"><span class="linenos">110</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="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> -</span><span id="Redshift.Generator-111"><a href="#Redshift.Generator-111"><span class="linenos">111</span></a> <span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> -</span><span id="Redshift.Generator-112"><a href="#Redshift.Generator-112"><span class="linenos">112</span></a> <span class="p">),</span> -</span><span id="Redshift.Generator-113"><a href="#Redshift.Generator-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistKeyProperty</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">"DISTKEY(</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Redshift.Generator-114"><a href="#Redshift.Generator-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistStyleProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">naked_property</span><span class="p">(</span><span class="n">e</span><span class="p">),</span> -</span><span id="Redshift.Generator-115"><a href="#Redshift.Generator-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FromBase</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRTOL"</span><span class="p">),</span> -</span><span id="Redshift.Generator-116"><a href="#Redshift.Generator-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> -</span><span id="Redshift.Generator-117"><a href="#Redshift.Generator-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> -</span><span id="Redshift.Generator-118"><a href="#Redshift.Generator-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="Redshift.Generator-119"><a href="#Redshift.Generator-119"><span class="linenos">119</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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_distinct_on</span><span class="p">]),</span> -</span><span id="Redshift.Generator-120"><a href="#Redshift.Generator-120"><span class="linenos">120</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SortKeyProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="s1">'COMPOUND '</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s1">'compound'</span><span class="p">]</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">''</span><span class="si">}</span><span class="s2">SORTKEY(</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="o">*</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> -</span><span id="Redshift.Generator-121"><a href="#Redshift.Generator-121"><span class="linenos">121</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">),</span> -</span><span id="Redshift.Generator-122"><a href="#Redshift.Generator-122"><span class="linenos">122</span></a> <span class="p">}</span> -</span><span id="Redshift.Generator-123"><a href="#Redshift.Generator-123"><span class="linenos">123</span></a> -</span><span id="Redshift.Generator-124"><a href="#Redshift.Generator-124"><span class="linenos">124</span></a> <span class="c1"># Postgres maps exp.Pivot to no_pivot_sql, but Redshift support pivots</span> -</span><span id="Redshift.Generator-125"><a href="#Redshift.Generator-125"><span class="linenos">125</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">)</span> -</span><span id="Redshift.Generator-126"><a href="#Redshift.Generator-126"><span class="linenos">126</span></a> -</span><span id="Redshift.Generator-127"><a href="#Redshift.Generator-127"><span class="linenos">127</span></a> <span class="c1"># Redshift uses the POW | POWER (expr1, expr2) syntax instead of expr1 ^ expr2 (postgres)</span> -</span><span id="Redshift.Generator-128"><a href="#Redshift.Generator-128"><span class="linenos">128</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pow</span><span class="p">)</span> -</span><span id="Redshift.Generator-129"><a href="#Redshift.Generator-129"><span class="linenos">129</span></a> -</span><span id="Redshift.Generator-130"><a href="#Redshift.Generator-130"><span class="linenos">130</span></a> <span class="n">RESERVED_KEYWORDS</span> <span class="o">=</span> <span class="p">{</span><span class="o">*</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">RESERVED_KEYWORDS</span><span class="p">,</span> <span class="s2">"snapshot"</span><span class="p">,</span> <span class="s2">"type"</span><span class="p">}</span> -</span><span id="Redshift.Generator-131"><a href="#Redshift.Generator-131"><span class="linenos">131</span></a> -</span><span id="Redshift.Generator-132"><a href="#Redshift.Generator-132"><span class="linenos">132</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift.Generator-133"><a href="#Redshift.Generator-133"><span class="linenos">133</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Redshift.Generator-134"><a href="#Redshift.Generator-134"><span class="linenos">134</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> -</span><span id="Redshift.Generator-135"><a href="#Redshift.Generator-135"><span class="linenos">135</span></a> -</span><span id="Redshift.Generator-136"><a href="#Redshift.Generator-136"><span class="linenos">136</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> -</span><span id="Redshift.Generator-137"><a href="#Redshift.Generator-137"><span class="linenos">137</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> -</span><span id="Redshift.Generator-138"><a href="#Redshift.Generator-138"><span class="linenos">138</span></a><span class="sd"> very slow.</span> -</span><span id="Redshift.Generator-139"><a href="#Redshift.Generator-139"><span class="linenos">139</span></a><span class="sd"> """</span> -</span><span id="Redshift.Generator-140"><a href="#Redshift.Generator-140"><span class="linenos">140</span></a> -</span><span id="Redshift.Generator-141"><a href="#Redshift.Generator-141"><span class="linenos">141</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> -</span><span id="Redshift.Generator-142"><a href="#Redshift.Generator-142"><span class="linenos">142</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> -</span><span id="Redshift.Generator-143"><a href="#Redshift.Generator-143"><span class="linenos">143</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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="Redshift.Generator-144"><a href="#Redshift.Generator-144"><span class="linenos">144</span></a> -</span><span id="Redshift.Generator-145"><a href="#Redshift.Generator-145"><span class="linenos">145</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> -</span><span id="Redshift.Generator-146"><a href="#Redshift.Generator-146"><span class="linenos">146</span></a> -</span><span id="Redshift.Generator-147"><a href="#Redshift.Generator-147"><span class="linenos">147</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="Redshift.Generator-148"><a href="#Redshift.Generator-148"><span class="linenos">148</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">expressions</span><span class="p">]</span> -</span><span id="Redshift.Generator-149"><a href="#Redshift.Generator-149"><span class="linenos">149</span></a> -</span><span id="Redshift.Generator-150"><a href="#Redshift.Generator-150"><span class="linenos">150</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> -</span><span id="Redshift.Generator-151"><a href="#Redshift.Generator-151"><span class="linenos">151</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> -</span><span id="Redshift.Generator-152"><a href="#Redshift.Generator-152"><span class="linenos">152</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> -</span><span id="Redshift.Generator-153"><a href="#Redshift.Generator-153"><span class="linenos">153</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="Redshift.Generator-154"><a href="#Redshift.Generator-154"><span class="linenos">154</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">column_names</span><span class="p">)</span> -</span><span id="Redshift.Generator-155"><a href="#Redshift.Generator-155"><span class="linenos">155</span></a> <span class="p">]</span> -</span><span id="Redshift.Generator-156"><a href="#Redshift.Generator-156"><span class="linenos">156</span></a> -</span><span id="Redshift.Generator-157"><a href="#Redshift.Generator-157"><span class="linenos">157</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> -</span><span id="Redshift.Generator-158"><a href="#Redshift.Generator-158"><span class="linenos">158</span></a> -</span><span id="Redshift.Generator-159"><a href="#Redshift.Generator-159"><span class="linenos">159</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="Redshift.Generator-160"><a href="#Redshift.Generator-160"><span class="linenos">160</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="Redshift.Generator-161"><a href="#Redshift.Generator-161"><span class="linenos">161</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> -</span><span id="Redshift.Generator-162"><a href="#Redshift.Generator-162"><span class="linenos">162</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> -</span><span id="Redshift.Generator-163"><a href="#Redshift.Generator-163"><span class="linenos">163</span></a> -</span><span id="Redshift.Generator-164"><a href="#Redshift.Generator-164"><span class="linenos">164</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> -</span><span id="Redshift.Generator-165"><a href="#Redshift.Generator-165"><span class="linenos">165</span></a> -</span><span id="Redshift.Generator-166"><a href="#Redshift.Generator-166"><span class="linenos">166</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift.Generator-167"><a href="#Redshift.Generator-167"><span class="linenos">167</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> -</span><span id="Redshift.Generator-168"><a href="#Redshift.Generator-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> -</span><span id="Redshift.Generator-169"><a href="#Redshift.Generator-169"><span class="linenos">169</span></a> -</span><span id="Redshift.Generator-170"><a href="#Redshift.Generator-170"><span class="linenos">170</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift.Generator-171"><a href="#Redshift.Generator-171"><span class="linenos">171</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Redshift.Generator-172"><a href="#Redshift.Generator-172"><span class="linenos">172</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> -</span><span id="Redshift.Generator-173"><a href="#Redshift.Generator-173"><span class="linenos">173</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> -</span><span id="Redshift.Generator-174"><a href="#Redshift.Generator-174"><span class="linenos">174</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> -</span><span id="Redshift.Generator-175"><a href="#Redshift.Generator-175"><span class="linenos">175</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> -</span><span id="Redshift.Generator-176"><a href="#Redshift.Generator-176"><span class="linenos">176</span></a><span class="sd"> """</span> -</span><span id="Redshift.Generator-177"><a href="#Redshift.Generator-177"><span class="linenos">177</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> -</span><span id="Redshift.Generator-178"><a href="#Redshift.Generator-178"><span class="linenos">178</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="Redshift.Generator-179"><a href="#Redshift.Generator-179"><span class="linenos">179</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> -</span><span id="Redshift.Generator-180"><a href="#Redshift.Generator-180"><span class="linenos">180</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> -</span><span id="Redshift.Generator-181"><a href="#Redshift.Generator-181"><span class="linenos">181</span></a> -</span><span id="Redshift.Generator-182"><a href="#Redshift.Generator-182"><span class="linenos">182</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> -</span><span id="Redshift.Generator-183"><a href="#Redshift.Generator-183"><span class="linenos">183</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> -</span><span id="Redshift.Generator-184"><a href="#Redshift.Generator-184"><span class="linenos">184</span></a> -</span><span id="Redshift.Generator-185"><a href="#Redshift.Generator-185"><span class="linenos">185</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="Redshift.Generator-90"><a href="#Redshift.Generator-90"><span class="linenos"> 90</span></a> <span class="n">QUERY_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="Redshift.Generator-91"><a href="#Redshift.Generator-91"><span class="linenos"> 91</span></a> +</span><span id="Redshift.Generator-92"><a href="#Redshift.Generator-92"><span class="linenos"> 92</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Redshift.Generator-93"><a href="#Redshift.Generator-93"><span class="linenos"> 93</span></a> <span class="o">**</span><span class="n">Postgres</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><span id="Redshift.Generator-94"><a href="#Redshift.Generator-94"><span class="linenos"> 94</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">BINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> +</span><span id="Redshift.Generator-95"><a href="#Redshift.Generator-95"><span class="linenos"> 95</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">VARBINARY</span><span class="p">:</span> <span class="s2">"VARBYTE"</span><span class="p">,</span> +</span><span id="Redshift.Generator-96"><a href="#Redshift.Generator-96"><span class="linenos"> 96</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">"INTEGER"</span><span class="p">,</span> +</span><span id="Redshift.Generator-97"><a href="#Redshift.Generator-97"><span class="linenos"> 97</span></a> <span class="p">}</span> +</span><span id="Redshift.Generator-98"><a href="#Redshift.Generator-98"><span class="linenos"> 98</span></a> +</span><span id="Redshift.Generator-99"><a href="#Redshift.Generator-99"><span class="linenos"> 99</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Redshift.Generator-100"><a href="#Redshift.Generator-100"><span class="linenos">100</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="p">,</span> +</span><span id="Redshift.Generator-101"><a href="#Redshift.Generator-101"><span class="linenos">101</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LikeProperty</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">POST_WITH</span><span class="p">,</span> +</span><span id="Redshift.Generator-102"><a href="#Redshift.Generator-102"><span class="linenos">102</span></a> <span class="p">}</span> +</span><span id="Redshift.Generator-103"><a href="#Redshift.Generator-103"><span class="linenos">103</span></a> +</span><span id="Redshift.Generator-104"><a href="#Redshift.Generator-104"><span class="linenos">104</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="Redshift.Generator-105"><a href="#Redshift.Generator-105"><span class="linenos">105</span></a> <span class="o">**</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> +</span><span id="Redshift.Generator-106"><a href="#Redshift.Generator-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> +</span><span id="Redshift.Generator-107"><a href="#Redshift.Generator-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTimestamp</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="s2">"SYSDATE"</span><span class="p">,</span> +</span><span id="Redshift.Generator-108"><a href="#Redshift.Generator-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> +</span><span id="Redshift.Generator-109"><a href="#Redshift.Generator-109"><span class="linenos">109</span></a> <span class="s2">"DATEADD"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> +</span><span id="Redshift.Generator-110"><a href="#Redshift.Generator-110"><span class="linenos">110</span></a> <span class="p">),</span> +</span><span id="Redshift.Generator-111"><a href="#Redshift.Generator-111"><span class="linenos">111</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="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span> +</span><span id="Redshift.Generator-112"><a href="#Redshift.Generator-112"><span class="linenos">112</span></a> <span class="s2">"DATEDIFF"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> <span class="ow">or</span> <span class="s2">"day"</span><span class="p">),</span> <span class="n">e</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> +</span><span id="Redshift.Generator-113"><a href="#Redshift.Generator-113"><span class="linenos">113</span></a> <span class="p">),</span> +</span><span id="Redshift.Generator-114"><a href="#Redshift.Generator-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistKeyProperty</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">"DISTKEY(</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="Redshift.Generator-115"><a href="#Redshift.Generator-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DistStyleProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">naked_property</span><span class="p">(</span><span class="n">e</span><span class="p">),</span> +</span><span id="Redshift.Generator-116"><a href="#Redshift.Generator-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">FromBase</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"STRTOL"</span><span class="p">),</span> +</span><span id="Redshift.Generator-117"><a href="#Redshift.Generator-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> +</span><span id="Redshift.Generator-118"><a href="#Redshift.Generator-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">_json_sql</span><span class="p">,</span> +</span><span id="Redshift.Generator-119"><a href="#Redshift.Generator-119"><span class="linenos">119</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> +</span><span id="Redshift.Generator-120"><a href="#Redshift.Generator-120"><span class="linenos">120</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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_distinct_on</span><span class="p">]),</span> +</span><span id="Redshift.Generator-121"><a href="#Redshift.Generator-121"><span class="linenos">121</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">SortKeyProperty</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="s1">'COMPOUND '</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s1">'compound'</span><span class="p">]</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">''</span><span class="si">}</span><span class="s2">SORTKEY(</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="o">*</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span><span class="p">,</span> +</span><span id="Redshift.Generator-122"><a href="#Redshift.Generator-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TsOrDsToDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="bp">self</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">),</span> +</span><span id="Redshift.Generator-123"><a href="#Redshift.Generator-123"><span class="linenos">123</span></a> <span class="p">}</span> +</span><span id="Redshift.Generator-124"><a href="#Redshift.Generator-124"><span class="linenos">124</span></a> +</span><span id="Redshift.Generator-125"><a href="#Redshift.Generator-125"><span class="linenos">125</span></a> <span class="c1"># Postgres maps exp.Pivot to no_pivot_sql, but Redshift support pivots</span> +</span><span id="Redshift.Generator-126"><a href="#Redshift.Generator-126"><span class="linenos">126</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">)</span> +</span><span id="Redshift.Generator-127"><a href="#Redshift.Generator-127"><span class="linenos">127</span></a> +</span><span id="Redshift.Generator-128"><a href="#Redshift.Generator-128"><span class="linenos">128</span></a> <span class="c1"># Redshift uses the POW | POWER (expr1, expr2) syntax instead of expr1 ^ expr2 (postgres)</span> +</span><span id="Redshift.Generator-129"><a href="#Redshift.Generator-129"><span class="linenos">129</span></a> <span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Pow</span><span class="p">)</span> +</span><span id="Redshift.Generator-130"><a href="#Redshift.Generator-130"><span class="linenos">130</span></a> +</span><span id="Redshift.Generator-131"><a href="#Redshift.Generator-131"><span class="linenos">131</span></a> <span class="n">RESERVED_KEYWORDS</span> <span class="o">=</span> <span class="p">{</span><span class="o">*</span><span class="n">Postgres</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">RESERVED_KEYWORDS</span><span class="p">,</span> <span class="s2">"snapshot"</span><span class="p">,</span> <span class="s2">"type"</span><span class="p">}</span> +</span><span id="Redshift.Generator-132"><a href="#Redshift.Generator-132"><span class="linenos">132</span></a> +</span><span id="Redshift.Generator-133"><a href="#Redshift.Generator-133"><span class="linenos">133</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift.Generator-134"><a href="#Redshift.Generator-134"><span class="linenos">134</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="Redshift.Generator-135"><a href="#Redshift.Generator-135"><span class="linenos">135</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> +</span><span id="Redshift.Generator-136"><a href="#Redshift.Generator-136"><span class="linenos">136</span></a> +</span><span id="Redshift.Generator-137"><a href="#Redshift.Generator-137"><span class="linenos">137</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> +</span><span id="Redshift.Generator-138"><a href="#Redshift.Generator-138"><span class="linenos">138</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> +</span><span id="Redshift.Generator-139"><a href="#Redshift.Generator-139"><span class="linenos">139</span></a><span class="sd"> very slow.</span> +</span><span id="Redshift.Generator-140"><a href="#Redshift.Generator-140"><span class="linenos">140</span></a><span class="sd"> """</span> +</span><span id="Redshift.Generator-141"><a href="#Redshift.Generator-141"><span class="linenos">141</span></a> +</span><span id="Redshift.Generator-142"><a href="#Redshift.Generator-142"><span class="linenos">142</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> +</span><span id="Redshift.Generator-143"><a href="#Redshift.Generator-143"><span class="linenos">143</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> +</span><span id="Redshift.Generator-144"><a href="#Redshift.Generator-144"><span class="linenos">144</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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="Redshift.Generator-145"><a href="#Redshift.Generator-145"><span class="linenos">145</span></a> +</span><span id="Redshift.Generator-146"><a href="#Redshift.Generator-146"><span class="linenos">146</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> +</span><span id="Redshift.Generator-147"><a href="#Redshift.Generator-147"><span class="linenos">147</span></a> +</span><span id="Redshift.Generator-148"><a href="#Redshift.Generator-148"><span class="linenos">148</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> +</span><span id="Redshift.Generator-149"><a href="#Redshift.Generator-149"><span class="linenos">149</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">expressions</span><span class="p">]</span> +</span><span id="Redshift.Generator-150"><a href="#Redshift.Generator-150"><span class="linenos">150</span></a> +</span><span id="Redshift.Generator-151"><a href="#Redshift.Generator-151"><span class="linenos">151</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> +</span><span id="Redshift.Generator-152"><a href="#Redshift.Generator-152"><span class="linenos">152</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> +</span><span id="Redshift.Generator-153"><a href="#Redshift.Generator-153"><span class="linenos">153</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="Redshift.Generator-154"><a href="#Redshift.Generator-154"><span class="linenos">154</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="Redshift.Generator-155"><a href="#Redshift.Generator-155"><span class="linenos">155</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">column_names</span><span class="p">)</span> +</span><span id="Redshift.Generator-156"><a href="#Redshift.Generator-156"><span class="linenos">156</span></a> <span class="p">]</span> +</span><span id="Redshift.Generator-157"><a href="#Redshift.Generator-157"><span class="linenos">157</span></a> +</span><span id="Redshift.Generator-158"><a href="#Redshift.Generator-158"><span class="linenos">158</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> +</span><span id="Redshift.Generator-159"><a href="#Redshift.Generator-159"><span class="linenos">159</span></a> +</span><span id="Redshift.Generator-160"><a href="#Redshift.Generator-160"><span class="linenos">160</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="Redshift.Generator-161"><a href="#Redshift.Generator-161"><span class="linenos">161</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="Redshift.Generator-162"><a href="#Redshift.Generator-162"><span class="linenos">162</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> +</span><span id="Redshift.Generator-163"><a href="#Redshift.Generator-163"><span class="linenos">163</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> +</span><span id="Redshift.Generator-164"><a href="#Redshift.Generator-164"><span class="linenos">164</span></a> +</span><span id="Redshift.Generator-165"><a href="#Redshift.Generator-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> +</span><span id="Redshift.Generator-166"><a href="#Redshift.Generator-166"><span class="linenos">166</span></a> +</span><span id="Redshift.Generator-167"><a href="#Redshift.Generator-167"><span class="linenos">167</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift.Generator-168"><a href="#Redshift.Generator-168"><span class="linenos">168</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> +</span><span id="Redshift.Generator-169"><a href="#Redshift.Generator-169"><span class="linenos">169</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> +</span><span id="Redshift.Generator-170"><a href="#Redshift.Generator-170"><span class="linenos">170</span></a> +</span><span id="Redshift.Generator-171"><a href="#Redshift.Generator-171"><span class="linenos">171</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift.Generator-172"><a href="#Redshift.Generator-172"><span class="linenos">172</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="Redshift.Generator-173"><a href="#Redshift.Generator-173"><span class="linenos">173</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> +</span><span id="Redshift.Generator-174"><a href="#Redshift.Generator-174"><span class="linenos">174</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> +</span><span id="Redshift.Generator-175"><a href="#Redshift.Generator-175"><span class="linenos">175</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> +</span><span id="Redshift.Generator-176"><a href="#Redshift.Generator-176"><span class="linenos">176</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> +</span><span id="Redshift.Generator-177"><a href="#Redshift.Generator-177"><span class="linenos">177</span></a><span class="sd"> """</span> +</span><span id="Redshift.Generator-178"><a href="#Redshift.Generator-178"><span class="linenos">178</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> +</span><span id="Redshift.Generator-179"><a href="#Redshift.Generator-179"><span class="linenos">179</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="Redshift.Generator-180"><a href="#Redshift.Generator-180"><span class="linenos">180</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> +</span><span id="Redshift.Generator-181"><a href="#Redshift.Generator-181"><span class="linenos">181</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> +</span><span id="Redshift.Generator-182"><a href="#Redshift.Generator-182"><span class="linenos">182</span></a> +</span><span id="Redshift.Generator-183"><a href="#Redshift.Generator-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> +</span><span id="Redshift.Generator-184"><a href="#Redshift.Generator-184"><span class="linenos">184</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> +</span><span id="Redshift.Generator-185"><a href="#Redshift.Generator-185"><span class="linenos">185</span></a> +</span><span id="Redshift.Generator-186"><a href="#Redshift.Generator-186"><span class="linenos">186</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> </span></pre></div> @@ -1480,6 +1450,18 @@ Default: True</li> </div> + <div id="Redshift.Generator.QUERY_HINTS" class="classattr"> + <div class="attr variable"> + <span class="name">QUERY_HINTS</span> = +<span class="default_value">False</span> + + + </div> + <a class="headerlink" href="#Redshift.Generator.QUERY_HINTS"></a> + + + + </div> <div id="Redshift.Generator.TYPE_MAPPING" class="classattr"> <div class="attr variable"> <span class="name">TYPE_MAPPING</span> = @@ -1522,7 +1504,7 @@ Default: True</li> <div id="Redshift.Generator.RESERVED_KEYWORDS" class="classattr"> <div class="attr variable"> <span class="name">RESERVED_KEYWORDS</span> = -<span class="default_value">{'snapshot', 'type'}</span> +<span class="default_value">{'type', 'snapshot'}</span> </div> @@ -1542,39 +1524,39 @@ Default: True</li> </div> <a class="headerlink" href="#Redshift.Generator.values_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.values_sql-132"><a href="#Redshift.Generator.values_sql-132"><span class="linenos">132</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift.Generator.values_sql-133"><a href="#Redshift.Generator.values_sql-133"><span class="linenos">133</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Redshift.Generator.values_sql-134"><a href="#Redshift.Generator.values_sql-134"><span class="linenos">134</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> -</span><span id="Redshift.Generator.values_sql-135"><a href="#Redshift.Generator.values_sql-135"><span class="linenos">135</span></a> -</span><span id="Redshift.Generator.values_sql-136"><a href="#Redshift.Generator.values_sql-136"><span class="linenos">136</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> -</span><span id="Redshift.Generator.values_sql-137"><a href="#Redshift.Generator.values_sql-137"><span class="linenos">137</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> -</span><span id="Redshift.Generator.values_sql-138"><a href="#Redshift.Generator.values_sql-138"><span class="linenos">138</span></a><span class="sd"> very slow.</span> -</span><span id="Redshift.Generator.values_sql-139"><a href="#Redshift.Generator.values_sql-139"><span class="linenos">139</span></a><span class="sd"> """</span> -</span><span id="Redshift.Generator.values_sql-140"><a href="#Redshift.Generator.values_sql-140"><span class="linenos">140</span></a> -</span><span id="Redshift.Generator.values_sql-141"><a href="#Redshift.Generator.values_sql-141"><span class="linenos">141</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> -</span><span id="Redshift.Generator.values_sql-142"><a href="#Redshift.Generator.values_sql-142"><span class="linenos">142</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> -</span><span id="Redshift.Generator.values_sql-143"><a href="#Redshift.Generator.values_sql-143"><span class="linenos">143</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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="Redshift.Generator.values_sql-144"><a href="#Redshift.Generator.values_sql-144"><span class="linenos">144</span></a> -</span><span id="Redshift.Generator.values_sql-145"><a href="#Redshift.Generator.values_sql-145"><span class="linenos">145</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> -</span><span id="Redshift.Generator.values_sql-146"><a href="#Redshift.Generator.values_sql-146"><span class="linenos">146</span></a> -</span><span id="Redshift.Generator.values_sql-147"><a href="#Redshift.Generator.values_sql-147"><span class="linenos">147</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> -</span><span id="Redshift.Generator.values_sql-148"><a href="#Redshift.Generator.values_sql-148"><span class="linenos">148</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">expressions</span><span class="p">]</span> -</span><span id="Redshift.Generator.values_sql-149"><a href="#Redshift.Generator.values_sql-149"><span class="linenos">149</span></a> -</span><span id="Redshift.Generator.values_sql-150"><a href="#Redshift.Generator.values_sql-150"><span class="linenos">150</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> -</span><span id="Redshift.Generator.values_sql-151"><a href="#Redshift.Generator.values_sql-151"><span class="linenos">151</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> -</span><span id="Redshift.Generator.values_sql-152"><a href="#Redshift.Generator.values_sql-152"><span class="linenos">152</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> -</span><span id="Redshift.Generator.values_sql-153"><a href="#Redshift.Generator.values_sql-153"><span class="linenos">153</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="Redshift.Generator.values_sql-154"><a href="#Redshift.Generator.values_sql-154"><span class="linenos">154</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">column_names</span><span class="p">)</span> -</span><span id="Redshift.Generator.values_sql-155"><a href="#Redshift.Generator.values_sql-155"><span class="linenos">155</span></a> <span class="p">]</span> -</span><span id="Redshift.Generator.values_sql-156"><a href="#Redshift.Generator.values_sql-156"><span class="linenos">156</span></a> -</span><span id="Redshift.Generator.values_sql-157"><a href="#Redshift.Generator.values_sql-157"><span class="linenos">157</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> -</span><span id="Redshift.Generator.values_sql-158"><a href="#Redshift.Generator.values_sql-158"><span class="linenos">158</span></a> -</span><span id="Redshift.Generator.values_sql-159"><a href="#Redshift.Generator.values_sql-159"><span class="linenos">159</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="Redshift.Generator.values_sql-160"><a href="#Redshift.Generator.values_sql-160"><span class="linenos">160</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="Redshift.Generator.values_sql-161"><a href="#Redshift.Generator.values_sql-161"><span class="linenos">161</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> -</span><span id="Redshift.Generator.values_sql-162"><a href="#Redshift.Generator.values_sql-162"><span class="linenos">162</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> -</span><span id="Redshift.Generator.values_sql-163"><a href="#Redshift.Generator.values_sql-163"><span class="linenos">163</span></a> -</span><span id="Redshift.Generator.values_sql-164"><a href="#Redshift.Generator.values_sql-164"><span class="linenos">164</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.values_sql-133"><a href="#Redshift.Generator.values_sql-133"><span class="linenos">133</span></a> <span class="k">def</span> <span class="nf">values_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">Values</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift.Generator.values_sql-134"><a href="#Redshift.Generator.values_sql-134"><span class="linenos">134</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="Redshift.Generator.values_sql-135"><a href="#Redshift.Generator.values_sql-135"><span class="linenos">135</span></a><span class="sd"> Converts `VALUES...` expression into a series of unions.</span> +</span><span id="Redshift.Generator.values_sql-136"><a href="#Redshift.Generator.values_sql-136"><span class="linenos">136</span></a> +</span><span id="Redshift.Generator.values_sql-137"><a href="#Redshift.Generator.values_sql-137"><span class="linenos">137</span></a><span class="sd"> Note: If you have a lot of unions then this will result in a large number of recursive statements to</span> +</span><span id="Redshift.Generator.values_sql-138"><a href="#Redshift.Generator.values_sql-138"><span class="linenos">138</span></a><span class="sd"> evaluate the expression. You may need to increase `sys.setrecursionlimit` to run and it can also be</span> +</span><span id="Redshift.Generator.values_sql-139"><a href="#Redshift.Generator.values_sql-139"><span class="linenos">139</span></a><span class="sd"> very slow.</span> +</span><span id="Redshift.Generator.values_sql-140"><a href="#Redshift.Generator.values_sql-140"><span class="linenos">140</span></a><span class="sd"> """</span> +</span><span id="Redshift.Generator.values_sql-141"><a href="#Redshift.Generator.values_sql-141"><span class="linenos">141</span></a> +</span><span id="Redshift.Generator.values_sql-142"><a href="#Redshift.Generator.values_sql-142"><span class="linenos">142</span></a> <span class="c1"># The VALUES clause is still valid in an `INSERT INTO ..` statement, for example</span> +</span><span id="Redshift.Generator.values_sql-143"><a href="#Redshift.Generator.values_sql-143"><span class="linenos">143</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span> +</span><span id="Redshift.Generator.values_sql-144"><a href="#Redshift.Generator.values_sql-144"><span class="linenos">144</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</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="Redshift.Generator.values_sql-145"><a href="#Redshift.Generator.values_sql-145"><span class="linenos">145</span></a> +</span><span id="Redshift.Generator.values_sql-146"><a href="#Redshift.Generator.values_sql-146"><span class="linenos">146</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">and</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">columns</span> +</span><span id="Redshift.Generator.values_sql-147"><a href="#Redshift.Generator.values_sql-147"><span class="linenos">147</span></a> +</span><span id="Redshift.Generator.values_sql-148"><a href="#Redshift.Generator.values_sql-148"><span class="linenos">148</span></a> <span class="n">selects</span> <span class="o">=</span> <span class="p">[]</span> +</span><span id="Redshift.Generator.values_sql-149"><a href="#Redshift.Generator.values_sql-149"><span class="linenos">149</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">expressions</span><span class="p">]</span> +</span><span id="Redshift.Generator.values_sql-150"><a href="#Redshift.Generator.values_sql-150"><span class="linenos">150</span></a> +</span><span id="Redshift.Generator.values_sql-151"><a href="#Redshift.Generator.values_sql-151"><span class="linenos">151</span></a> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">row</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">rows</span><span class="p">):</span> +</span><span id="Redshift.Generator.values_sql-152"><a href="#Redshift.Generator.values_sql-152"><span class="linenos">152</span></a> <span class="k">if</span> <span class="n">i</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">column_names</span><span class="p">:</span> +</span><span id="Redshift.Generator.values_sql-153"><a href="#Redshift.Generator.values_sql-153"><span class="linenos">153</span></a> <span class="n">row</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="Redshift.Generator.values_sql-154"><a href="#Redshift.Generator.values_sql-154"><span class="linenos">154</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="Redshift.Generator.values_sql-155"><a href="#Redshift.Generator.values_sql-155"><span class="linenos">155</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">column_names</span><span class="p">)</span> +</span><span id="Redshift.Generator.values_sql-156"><a href="#Redshift.Generator.values_sql-156"><span class="linenos">156</span></a> <span class="p">]</span> +</span><span id="Redshift.Generator.values_sql-157"><a href="#Redshift.Generator.values_sql-157"><span class="linenos">157</span></a> +</span><span id="Redshift.Generator.values_sql-158"><a href="#Redshift.Generator.values_sql-158"><span class="linenos">158</span></a> <span class="n">selects</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">Select</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="n">row</span><span class="p">))</span> +</span><span id="Redshift.Generator.values_sql-159"><a href="#Redshift.Generator.values_sql-159"><span class="linenos">159</span></a> +</span><span id="Redshift.Generator.values_sql-160"><a href="#Redshift.Generator.values_sql-160"><span class="linenos">160</span></a> <span class="n">subquery_expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span> <span class="o">|</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span> <span class="o">=</span> <span class="n">selects</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="Redshift.Generator.values_sql-161"><a href="#Redshift.Generator.values_sql-161"><span class="linenos">161</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">selects</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="Redshift.Generator.values_sql-162"><a href="#Redshift.Generator.values_sql-162"><span class="linenos">162</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">selects</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span> +</span><span id="Redshift.Generator.values_sql-163"><a href="#Redshift.Generator.values_sql-163"><span class="linenos">163</span></a> <span class="n">subquery_expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">union</span><span class="p">(</span><span class="n">subquery_expression</span><span class="p">,</span> <span class="n">select</span><span class="p">,</span> <span class="n">distinct</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> +</span><span id="Redshift.Generator.values_sql-164"><a href="#Redshift.Generator.values_sql-164"><span class="linenos">164</span></a> +</span><span id="Redshift.Generator.values_sql-165"><a href="#Redshift.Generator.values_sql-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">subquery_sql</span><span class="p">(</span><span class="n">subquery_expression</span><span class="o">.</span><span class="n">subquery</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span><span class="p">))</span> </span></pre></div> @@ -1598,9 +1580,9 @@ very slow.</p> </div> <a class="headerlink" href="#Redshift.Generator.with_properties"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.with_properties-166"><a href="#Redshift.Generator.with_properties-166"><span class="linenos">166</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift.Generator.with_properties-167"><a href="#Redshift.Generator.with_properties-167"><span class="linenos">167</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> -</span><span id="Redshift.Generator.with_properties-168"><a href="#Redshift.Generator.with_properties-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.with_properties-167"><a href="#Redshift.Generator.with_properties-167"><span class="linenos">167</span></a> <span class="k">def</span> <span class="nf">with_properties</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">properties</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift.Generator.with_properties-168"><a href="#Redshift.Generator.with_properties-168"><span class="linenos">168</span></a><span class="w"> </span><span class="sd">"""Redshift doesn't have `WITH` as part of their with_properties so we remove it"""</span> +</span><span id="Redshift.Generator.with_properties-169"><a href="#Redshift.Generator.with_properties-169"><span class="linenos">169</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">properties</span><span class="p">(</span><span class="n">properties</span><span class="p">,</span> <span class="n">prefix</span><span class="o">=</span><span class="s2">" "</span><span class="p">,</span> <span class="n">suffix</span><span class="o">=</span><span class="s2">""</span><span class="p">)</span> </span></pre></div> @@ -1620,22 +1602,22 @@ very slow.</p> </div> <a class="headerlink" href="#Redshift.Generator.datatype_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.datatype_sql-170"><a href="#Redshift.Generator.datatype_sql-170"><span class="linenos">170</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="Redshift.Generator.datatype_sql-171"><a href="#Redshift.Generator.datatype_sql-171"><span class="linenos">171</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="Redshift.Generator.datatype_sql-172"><a href="#Redshift.Generator.datatype_sql-172"><span class="linenos">172</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> -</span><span id="Redshift.Generator.datatype_sql-173"><a href="#Redshift.Generator.datatype_sql-173"><span class="linenos">173</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> -</span><span id="Redshift.Generator.datatype_sql-174"><a href="#Redshift.Generator.datatype_sql-174"><span class="linenos">174</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> -</span><span id="Redshift.Generator.datatype_sql-175"><a href="#Redshift.Generator.datatype_sql-175"><span class="linenos">175</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> -</span><span id="Redshift.Generator.datatype_sql-176"><a href="#Redshift.Generator.datatype_sql-176"><span class="linenos">176</span></a><span class="sd"> """</span> -</span><span id="Redshift.Generator.datatype_sql-177"><a href="#Redshift.Generator.datatype_sql-177"><span class="linenos">177</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> -</span><span id="Redshift.Generator.datatype_sql-178"><a href="#Redshift.Generator.datatype_sql-178"><span class="linenos">178</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="Redshift.Generator.datatype_sql-179"><a href="#Redshift.Generator.datatype_sql-179"><span class="linenos">179</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> -</span><span id="Redshift.Generator.datatype_sql-180"><a href="#Redshift.Generator.datatype_sql-180"><span class="linenos">180</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> -</span><span id="Redshift.Generator.datatype_sql-181"><a href="#Redshift.Generator.datatype_sql-181"><span class="linenos">181</span></a> -</span><span id="Redshift.Generator.datatype_sql-182"><a href="#Redshift.Generator.datatype_sql-182"><span class="linenos">182</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> -</span><span id="Redshift.Generator.datatype_sql-183"><a href="#Redshift.Generator.datatype_sql-183"><span class="linenos">183</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> -</span><span id="Redshift.Generator.datatype_sql-184"><a href="#Redshift.Generator.datatype_sql-184"><span class="linenos">184</span></a> -</span><span id="Redshift.Generator.datatype_sql-185"><a href="#Redshift.Generator.datatype_sql-185"><span class="linenos">185</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.datatype_sql-171"><a href="#Redshift.Generator.datatype_sql-171"><span class="linenos">171</span></a> <span class="k">def</span> <span class="nf">datatype_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">DataType</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="Redshift.Generator.datatype_sql-172"><a href="#Redshift.Generator.datatype_sql-172"><span class="linenos">172</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="Redshift.Generator.datatype_sql-173"><a href="#Redshift.Generator.datatype_sql-173"><span class="linenos">173</span></a><span class="sd"> Redshift converts the `TEXT` data type to `VARCHAR(255)` by default when people more generally mean</span> +</span><span id="Redshift.Generator.datatype_sql-174"><a href="#Redshift.Generator.datatype_sql-174"><span class="linenos">174</span></a><span class="sd"> VARCHAR of max length which is `VARCHAR(max)` in Redshift. Therefore if we get a `TEXT` data type</span> +</span><span id="Redshift.Generator.datatype_sql-175"><a href="#Redshift.Generator.datatype_sql-175"><span class="linenos">175</span></a><span class="sd"> without precision we convert it to `VARCHAR(max)` and if it does have precision then we just convert</span> +</span><span id="Redshift.Generator.datatype_sql-176"><a href="#Redshift.Generator.datatype_sql-176"><span class="linenos">176</span></a><span class="sd"> `TEXT` to `VARCHAR`.</span> +</span><span id="Redshift.Generator.datatype_sql-177"><a href="#Redshift.Generator.datatype_sql-177"><span class="linenos">177</span></a><span class="sd"> """</span> +</span><span id="Redshift.Generator.datatype_sql-178"><a href="#Redshift.Generator.datatype_sql-178"><span class="linenos">178</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">is_type</span><span class="p">(</span><span class="s2">"text"</span><span class="p">):</span> +</span><span id="Redshift.Generator.datatype_sql-179"><a href="#Redshift.Generator.datatype_sql-179"><span class="linenos">179</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="Redshift.Generator.datatype_sql-180"><a href="#Redshift.Generator.datatype_sql-180"><span class="linenos">180</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"this"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">)</span> +</span><span id="Redshift.Generator.datatype_sql-181"><a href="#Redshift.Generator.datatype_sql-181"><span class="linenos">181</span></a> <span class="n">precision</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">)</span> +</span><span id="Redshift.Generator.datatype_sql-182"><a href="#Redshift.Generator.datatype_sql-182"><span class="linenos">182</span></a> +</span><span id="Redshift.Generator.datatype_sql-183"><a href="#Redshift.Generator.datatype_sql-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">precision</span><span class="p">:</span> +</span><span id="Redshift.Generator.datatype_sql-184"><a href="#Redshift.Generator.datatype_sql-184"><span class="linenos">184</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">"expressions"</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">var</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">))</span> +</span><span id="Redshift.Generator.datatype_sql-185"><a href="#Redshift.Generator.datatype_sql-185"><span class="linenos">185</span></a> +</span><span id="Redshift.Generator.datatype_sql-186"><a href="#Redshift.Generator.datatype_sql-186"><span class="linenos">186</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">datatype_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> </span></pre></div> @@ -1697,26 +1679,26 @@ without precision we convert it to <code>VARCHAR(max)</code> and if it does have </div> <a class="headerlink" href="#Redshift.Generator.can_identify"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.can_identify-247"><a href="#Redshift.Generator.can_identify-247"><span class="linenos">247</span></a> <span class="nd">@classmethod</span> -</span><span id="Redshift.Generator.can_identify-248"><a href="#Redshift.Generator.can_identify-248"><span class="linenos">248</span></a> <span class="k">def</span> <span class="nf">can_identify</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">text</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">identify</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="nb">bool</span> <span class="o">=</span> <span class="s2">"safe"</span><span class="p">)</span> <span class="o">-></span> <span class="nb">bool</span><span class="p">:</span> -</span><span id="Redshift.Generator.can_identify-249"><a href="#Redshift.Generator.can_identify-249"><span class="linenos">249</span></a><span class="w"> </span><span class="sd">"""Checks if text can be identified given an identify option.</span> -</span><span id="Redshift.Generator.can_identify-250"><a href="#Redshift.Generator.can_identify-250"><span class="linenos">250</span></a> -</span><span id="Redshift.Generator.can_identify-251"><a href="#Redshift.Generator.can_identify-251"><span class="linenos">251</span></a><span class="sd"> Args:</span> -</span><span id="Redshift.Generator.can_identify-252"><a href="#Redshift.Generator.can_identify-252"><span class="linenos">252</span></a><span class="sd"> text: The text to check.</span> -</span><span id="Redshift.Generator.can_identify-253"><a href="#Redshift.Generator.can_identify-253"><span class="linenos">253</span></a><span class="sd"> identify:</span> -</span><span id="Redshift.Generator.can_identify-254"><a href="#Redshift.Generator.can_identify-254"><span class="linenos">254</span></a><span class="sd"> "always" or `True`: Always returns true.</span> -</span><span id="Redshift.Generator.can_identify-255"><a href="#Redshift.Generator.can_identify-255"><span class="linenos">255</span></a><span class="sd"> "safe": True if the identifier is case-insensitive.</span> -</span><span id="Redshift.Generator.can_identify-256"><a href="#Redshift.Generator.can_identify-256"><span class="linenos">256</span></a> -</span><span id="Redshift.Generator.can_identify-257"><a href="#Redshift.Generator.can_identify-257"><span class="linenos">257</span></a><span class="sd"> Returns:</span> -</span><span id="Redshift.Generator.can_identify-258"><a href="#Redshift.Generator.can_identify-258"><span class="linenos">258</span></a><span class="sd"> Whether or not the given text can be identified.</span> -</span><span id="Redshift.Generator.can_identify-259"><a href="#Redshift.Generator.can_identify-259"><span class="linenos">259</span></a><span class="sd"> """</span> -</span><span id="Redshift.Generator.can_identify-260"><a href="#Redshift.Generator.can_identify-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="n">identify</span> <span class="ow">is</span> <span class="kc">True</span> <span class="ow">or</span> <span class="n">identify</span> <span class="o">==</span> <span class="s2">"always"</span><span class="p">:</span> -</span><span id="Redshift.Generator.can_identify-261"><a href="#Redshift.Generator.can_identify-261"><span class="linenos">261</span></a> <span class="k">return</span> <span class="kc">True</span> -</span><span id="Redshift.Generator.can_identify-262"><a href="#Redshift.Generator.can_identify-262"><span class="linenos">262</span></a> -</span><span id="Redshift.Generator.can_identify-263"><a href="#Redshift.Generator.can_identify-263"><span class="linenos">263</span></a> <span class="k">if</span> <span class="n">identify</span> <span class="o">==</span> <span class="s2">"safe"</span><span class="p">:</span> -</span><span id="Redshift.Generator.can_identify-264"><a href="#Redshift.Generator.can_identify-264"><span class="linenos">264</span></a> <span class="k">return</span> <span class="ow">not</span> <span class="bp">cls</span><span class="o">.</span><span class="n">case_sensitive</span><span class="p">(</span><span class="n">text</span><span class="p">)</span> -</span><span id="Redshift.Generator.can_identify-265"><a href="#Redshift.Generator.can_identify-265"><span class="linenos">265</span></a> -</span><span id="Redshift.Generator.can_identify-266"><a href="#Redshift.Generator.can_identify-266"><span class="linenos">266</span></a> <span class="k">return</span> <span class="kc">False</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="Redshift.Generator.can_identify-246"><a href="#Redshift.Generator.can_identify-246"><span class="linenos">246</span></a> <span class="nd">@classmethod</span> +</span><span id="Redshift.Generator.can_identify-247"><a href="#Redshift.Generator.can_identify-247"><span class="linenos">247</span></a> <span class="k">def</span> <span class="nf">can_identify</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">text</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">identify</span><span class="p">:</span> <span class="nb">str</span> <span class="o">|</span> <span class="nb">bool</span> <span class="o">=</span> <span class="s2">"safe"</span><span class="p">)</span> <span class="o">-></span> <span class="nb">bool</span><span class="p">:</span> +</span><span id="Redshift.Generator.can_identify-248"><a href="#Redshift.Generator.can_identify-248"><span class="linenos">248</span></a><span class="w"> </span><span class="sd">"""Checks if text can be identified given an identify option.</span> +</span><span id="Redshift.Generator.can_identify-249"><a href="#Redshift.Generator.can_identify-249"><span class="linenos">249</span></a> +</span><span id="Redshift.Generator.can_identify-250"><a href="#Redshift.Generator.can_identify-250"><span class="linenos">250</span></a><span class="sd"> Args:</span> +</span><span id="Redshift.Generator.can_identify-251"><a href="#Redshift.Generator.can_identify-251"><span class="linenos">251</span></a><span class="sd"> text: The text to check.</span> +</span><span id="Redshift.Generator.can_identify-252"><a href="#Redshift.Generator.can_identify-252"><span class="linenos">252</span></a><span class="sd"> identify:</span> +</span><span id="Redshift.Generator.can_identify-253"><a href="#Redshift.Generator.can_identify-253"><span class="linenos">253</span></a><span class="sd"> "always" or `True`: Always returns true.</span> +</span><span id="Redshift.Generator.can_identify-254"><a href="#Redshift.Generator.can_identify-254"><span class="linenos">254</span></a><span class="sd"> "safe": True if the identifier is case-insensitive.</span> +</span><span id="Redshift.Generator.can_identify-255"><a href="#Redshift.Generator.can_identify-255"><span class="linenos">255</span></a> +</span><span id="Redshift.Generator.can_identify-256"><a href="#Redshift.Generator.can_identify-256"><span class="linenos">256</span></a><span class="sd"> Returns:</span> +</span><span id="Redshift.Generator.can_identify-257"><a href="#Redshift.Generator.can_identify-257"><span class="linenos">257</span></a><span class="sd"> Whether or not the given text can be identified.</span> +</span><span id="Redshift.Generator.can_identify-258"><a href="#Redshift.Generator.can_identify-258"><span class="linenos">258</span></a><span class="sd"> """</span> +</span><span id="Redshift.Generator.can_identify-259"><a href="#Redshift.Generator.can_identify-259"><span class="linenos">259</span></a> <span class="k">if</span> <span class="n">identify</span> <span class="ow">is</span> <span class="kc">True</span> <span class="ow">or</span> <span class="n">identify</span> <span class="o">==</span> <span class="s2">"always"</span><span class="p">:</span> +</span><span id="Redshift.Generator.can_identify-260"><a href="#Redshift.Generator.can_identify-260"><span class="linenos">260</span></a> <span class="k">return</span> <span class="kc">True</span> +</span><span id="Redshift.Generator.can_identify-261"><a href="#Redshift.Generator.can_identify-261"><span class="linenos">261</span></a> +</span><span id="Redshift.Generator.can_identify-262"><a href="#Redshift.Generator.can_identify-262"><span class="linenos">262</span></a> <span class="k">if</span> <span class="n">identify</span> <span class="o">==</span> <span class="s2">"safe"</span><span class="p">:</span> +</span><span id="Redshift.Generator.can_identify-263"><a href="#Redshift.Generator.can_identify-263"><span class="linenos">263</span></a> <span class="k">return</span> <span class="ow">not</span> <span class="bp">cls</span><span class="o">.</span><span class="n">case_sensitive</span><span class="p">(</span><span class="n">text</span><span class="p">)</span> +</span><span id="Redshift.Generator.can_identify-264"><a href="#Redshift.Generator.can_identify-264"><span class="linenos">264</span></a> +</span><span id="Redshift.Generator.can_identify-265"><a href="#Redshift.Generator.can_identify-265"><span class="linenos">265</span></a> <span class="k">return</span> <span class="kc">False</span> </span></pre></div> @@ -1883,30 +1865,6 @@ without precision we convert it to <code>VARCHAR(max)</code> and if it does have </div> - <div id="Redshift.Generator.RAW_START" class="classattr"> - <div class="attr variable"> - <span class="name">RAW_START</span><span class="annotation">: Optional[str]</span> = -<span class="default_value">None</span> - - - </div> - <a class="headerlink" href="#Redshift.Generator.RAW_START"></a> - - - - </div> - <div id="Redshift.Generator.RAW_END" class="classattr"> - <div class="attr variable"> - <span class="name">RAW_END</span><span class="annotation">: Optional[str]</span> = -<span class="default_value">None</span> - - - </div> - <a class="headerlink" href="#Redshift.Generator.RAW_END"></a> - - - - </div> <div class="inherited"> <h5>Inherited Members</h5> <dl> @@ -1923,7 +1881,10 @@ without precision we convert it to <code>VARCHAR(max)</code> and if it does have <dd id="Redshift.Generator.LIMIT_FETCH" class="variable"><a href="../generator.html#Generator.LIMIT_FETCH">LIMIT_FETCH</a></dd> <dd id="Redshift.Generator.GROUPINGS_SEP" class="variable"><a href="../generator.html#Generator.GROUPINGS_SEP">GROUPINGS_SEP</a></dd> <dd id="Redshift.Generator.INDEX_ON" class="variable"><a href="../generator.html#Generator.INDEX_ON">INDEX_ON</a></dd> + <dd id="Redshift.Generator.QUERY_HINT_SEP" class="variable"><a href="../generator.html#Generator.QUERY_HINT_SEP">QUERY_HINT_SEP</a></dd> <dd id="Redshift.Generator.IS_BOOL_ALLOWED" class="variable"><a href="../generator.html#Generator.IS_BOOL_ALLOWED">IS_BOOL_ALLOWED</a></dd> + <dd id="Redshift.Generator.DUPLICATE_KEY_UPDATE_WITH_SET" class="variable"><a href="../generator.html#Generator.DUPLICATE_KEY_UPDATE_WITH_SET">DUPLICATE_KEY_UPDATE_WITH_SET</a></dd> + <dd id="Redshift.Generator.LIMIT_IS_TOP" class="variable"><a href="../generator.html#Generator.LIMIT_IS_TOP">LIMIT_IS_TOP</a></dd> <dd id="Redshift.Generator.STAR_MAPPING" class="variable"><a href="../generator.html#Generator.STAR_MAPPING">STAR_MAPPING</a></dd> <dd id="Redshift.Generator.TIME_PART_SINGULARS" class="variable"><a href="../generator.html#Generator.TIME_PART_SINGULARS">TIME_PART_SINGULARS</a></dd> <dd id="Redshift.Generator.TOKEN_MAPPING" class="variable"><a href="../generator.html#Generator.TOKEN_MAPPING">TOKEN_MAPPING</a></dd> @@ -1936,6 +1897,7 @@ without precision we convert it to <code>VARCHAR(max)</code> and if it does have <dd id="Redshift.Generator.IDENTIFIERS_CAN_START_WITH_DIGIT" class="variable"><a href="../generator.html#Generator.IDENTIFIERS_CAN_START_WITH_DIGIT">IDENTIFIERS_CAN_START_WITH_DIGIT</a></dd> <dd id="Redshift.Generator.STRICT_STRING_CONCAT" class="variable"><a href="../generator.html#Generator.STRICT_STRING_CONCAT">STRICT_STRING_CONCAT</a></dd> <dd id="Redshift.Generator.NORMALIZE_FUNCTIONS" class="variable"><a href="../generator.html#Generator.NORMALIZE_FUNCTIONS">NORMALIZE_FUNCTIONS</a></dd> + <dd id="Redshift.Generator.ESCAPE_LINE_BREAK" class="variable"><a href="../generator.html#Generator.ESCAPE_LINE_BREAK">ESCAPE_LINE_BREAK</a></dd> <dd id="Redshift.Generator.pretty" class="variable"><a href="../generator.html#Generator.pretty">pretty</a></dd> <dd id="Redshift.Generator.identify" class="variable"><a href="../generator.html#Generator.identify">identify</a></dd> <dd id="Redshift.Generator.normalize" class="variable"><a href="../generator.html#Generator.normalize">normalize</a></dd> |