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Diffstat (limited to 'docs/sqlglot/dialects/sqlite.html')
| -rw-r--r-- | docs/sqlglot/dialects/sqlite.html | 970 |
1 files changed, 519 insertions, 451 deletions
diff --git a/docs/sqlglot/dialects/sqlite.html b/docs/sqlglot/dialects/sqlite.html index 353cc6d..95628bd 100644 --- a/docs/sqlglot/dialects/sqlite.html +++ b/docs/sqlglot/dialects/sqlite.html @@ -63,6 +63,9 @@ <li> <a class="function" href="#SQLite.Generator.transaction_sql">transaction_sql</a> </li> + <li> + <a class="function" href="#SQLite.Generator.can_identify">can_identify</a> + </li> </ul> </li> @@ -153,139 +156,142 @@ </span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> </span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> </span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a><span class="k">class</span> <span class="nc">SQLite</span><span class="p">(</span><span class="n">Dialect</span><span class="p">):</span> -</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> -</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'"'</span><span class="p">,</span> <span class="p">(</span><span class="s2">"["</span><span class="p">,</span> <span class="s2">"]"</span><span class="p">),</span> <span class="s2">"`"</span><span class="p">]</span> -</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"x'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> -</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> -</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> -</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> -</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="s2">"EDITDIST3"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="p">}</span> -</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> -</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> -</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="n">JOIN_HINTS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> <span class="n">TABLE_HINTS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> -</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> -</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TINYINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">SMALLINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</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-82"><a href="#L-82"><span class="linenos"> 82</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DECIMAL</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">CHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</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">NCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NVARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</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">"BLOB"</span><span class="p">,</span> -</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</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">"BLOB"</span><span class="p">,</span> -</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="p">}</span> -</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> -</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> <span class="n">TOKEN_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">AUTO_INCREMENT</span><span class="p">:</span> <span class="s2">"AUTOINCREMENT"</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">TRANSFORMS</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">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> -</span><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">Concat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</span><span class="p">,</span> -</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CountIf</span><span class="p">:</span> <span class="n">count_if_to_sum</span><span class="p">,</span> -</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</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">_transform_create</span><span class="p">]),</span> -</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_DATE"</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">CurrentTime</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIME"</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="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIMESTAMP"</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="n">_date_add_sql</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">DateStrToDate</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> -</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> -</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><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">JSONExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> -</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> -</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</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">Levenshtein</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"EDITDIST3"</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">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAX"</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">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</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">Pivot</span><span class="p">:</span> <span class="n">no_pivot_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><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_qualify</span><span class="p">]</span> -</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="p">),</span> -</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TableSample</span><span class="p">:</span> <span class="n">no_tablesample_sql</span><span class="p">,</span> -</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> -</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="n">no_trycast_sql</span><span class="p">,</span> -</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <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="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="n">k</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span> -</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> -</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <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="n">LIMIT_FETCH</span> <span class="o">=</span> <span class="s2">"LIMIT"</span> -</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> -</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-134"><a href="#L-134"><span class="linenos">134</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">"date"</span><span class="p">):</span> -</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> -</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> -</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> -</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> -</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> -</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</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="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> -</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> -</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> -</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> -</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> -</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> -</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> -</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> -</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> -</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> -</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> -</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> -</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> -</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> -</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> -</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> -</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</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="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</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="c1"># https://www.sqlite.org/lang_aggfunc.html#group_concat</span> -</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> -</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> -</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> -</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> -</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> -</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> -</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> -</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> -</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> -</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> -</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> +</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="c1"># https://sqlite.org/forum/forumpost/5e575586ac5c711b?raw</span> +</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="n">RESOLVES_IDENTIFIERS_AS_UPPERCASE</span> <span class="o">=</span> <span class="kc">None</span> +</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> +</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> +</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'"'</span><span class="p">,</span> <span class="p">(</span><span class="s2">"["</span><span class="p">,</span> <span class="s2">"]"</span><span class="p">),</span> <span class="s2">"`"</span><span class="p">]</span> +</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"x'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> +</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> +</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> +</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="s2">"EDITDIST3"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> +</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="p">}</span> +</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> +</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> <span class="n">JOIN_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a> <span class="n">TABLE_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> +</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> +</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TINYINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">SMALLINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</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-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DECIMAL</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</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">CHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</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">NCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</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">NVARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</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">"BLOB"</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">"BLOB"</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">TOKEN_MAPPING</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="n">TokenType</span><span class="o">.</span><span class="n">AUTO_INCREMENT</span><span class="p">:</span> <span class="s2">"AUTOINCREMENT"</span><span class="p">,</span> +</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="p">}</span> +</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> +</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> +</span><span id="L-103"><a href="#L-103"><span class="linenos">103</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-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CountIf</span><span class="p">:</span> <span class="n">count_if_to_sum</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">Create</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">_transform_create</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">CurrentDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_DATE"</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">CurrentTime</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIME"</span><span class="p">,</span> +</span><span id="L-108"><a href="#L-108"><span class="linenos">108</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="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIMESTAMP"</span><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">DateAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><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">DateStrToDate</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> +</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</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">JSONExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</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">JSONBExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</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">JSONBExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_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">Levenshtein</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"EDITDIST3"</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">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAX"</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">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</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">Pivot</span><span class="p">:</span> <span class="n">no_pivot_sql</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">SafeConcat</span><span class="p">:</span> <span class="n">concat_to_dpipe_sql</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">Select</span><span class="p">:</span> <span class="n">transforms</span><span class="o">.</span><span class="n">preprocess</span><span class="p">(</span> +</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_qualify</span><span class="p">]</span> +</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="p">),</span> +</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TableSample</span><span class="p">:</span> <span class="n">no_tablesample_sql</span><span class="p">,</span> +</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> +</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="n">no_trycast_sql</span><span class="p">,</span> +</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="p">}</span> +</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> +</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="n">k</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span> +</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> +</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> <span class="p">}</span> +</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> +</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="n">LIMIT_FETCH</span> <span class="o">=</span> <span class="s2">"LIMIT"</span> +</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> +</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-137"><a href="#L-137"><span class="linenos">137</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">"date"</span><span class="p">):</span> +</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-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="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> +</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> +</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> +</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> +</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> +</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> +</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> +</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> +</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> +</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> +</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> +</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> +</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> +</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> +</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> +</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> +</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> +</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> +</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> +</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> +</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> +</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> +</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> +</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> +</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="c1"># https://www.sqlite.org/lang_aggfunc.html#group_concat</span> +</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</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="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> +</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> +</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> +</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> +</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> +</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> +</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> +</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</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">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> -</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> -</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> -</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="k">def</span> <span class="nf">transaction_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">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> -</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> +</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> +</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> +</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> +</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> +</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> +</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> +</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="k">def</span> <span class="nf">transaction_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">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> +</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> </span></pre></div> @@ -302,139 +308,142 @@ </div> <a class="headerlink" href="#SQLite"></a> <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite-62"><a href="#SQLite-62"><span class="linenos"> 62</span></a><span class="k">class</span> <span class="nc">SQLite</span><span class="p">(</span><span class="n">Dialect</span><span class="p">):</span> -</span><span id="SQLite-63"><a href="#SQLite-63"><span class="linenos"> 63</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> -</span><span id="SQLite-64"><a href="#SQLite-64"><span class="linenos"> 64</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'"'</span><span class="p">,</span> <span class="p">(</span><span class="s2">"["</span><span class="p">,</span> <span class="s2">"]"</span><span class="p">),</span> <span class="s2">"`"</span><span class="p">]</span> -</span><span id="SQLite-65"><a href="#SQLite-65"><span class="linenos"> 65</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"x'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> -</span><span id="SQLite-66"><a href="#SQLite-66"><span class="linenos"> 66</span></a> -</span><span id="SQLite-67"><a href="#SQLite-67"><span class="linenos"> 67</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> -</span><span id="SQLite-68"><a href="#SQLite-68"><span class="linenos"> 68</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite-69"><a href="#SQLite-69"><span class="linenos"> 69</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> -</span><span id="SQLite-70"><a href="#SQLite-70"><span class="linenos"> 70</span></a> <span class="s2">"EDITDIST3"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="SQLite-71"><a href="#SQLite-71"><span class="linenos"> 71</span></a> <span class="p">}</span> -</span><span id="SQLite-72"><a href="#SQLite-72"><span class="linenos"> 72</span></a> -</span><span id="SQLite-73"><a href="#SQLite-73"><span class="linenos"> 73</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> -</span><span id="SQLite-74"><a href="#SQLite-74"><span class="linenos"> 74</span></a> <span class="n">JOIN_HINTS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="SQLite-75"><a href="#SQLite-75"><span class="linenos"> 75</span></a> <span class="n">TABLE_HINTS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="SQLite-76"><a href="#SQLite-76"><span class="linenos"> 76</span></a> -</span><span id="SQLite-77"><a href="#SQLite-77"><span class="linenos"> 77</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite-78"><a href="#SQLite-78"><span class="linenos"> 78</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> -</span><span id="SQLite-79"><a href="#SQLite-79"><span class="linenos"> 79</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite-80"><a href="#SQLite-80"><span class="linenos"> 80</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TINYINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite-81"><a href="#SQLite-81"><span class="linenos"> 81</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">SMALLINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite-82"><a href="#SQLite-82"><span class="linenos"> 82</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="SQLite-83"><a href="#SQLite-83"><span class="linenos"> 83</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite-84"><a href="#SQLite-84"><span class="linenos"> 84</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="SQLite-85"><a href="#SQLite-85"><span class="linenos"> 85</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="SQLite-86"><a href="#SQLite-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DECIMAL</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="SQLite-87"><a href="#SQLite-87"><span class="linenos"> 87</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">CHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite-88"><a href="#SQLite-88"><span class="linenos"> 88</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">NCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite-89"><a href="#SQLite-89"><span class="linenos"> 89</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite-90"><a href="#SQLite-90"><span class="linenos"> 90</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NVARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite-91"><a href="#SQLite-91"><span class="linenos"> 91</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">"BLOB"</span><span class="p">,</span> -</span><span id="SQLite-92"><a href="#SQLite-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">VARBINARY</span><span class="p">:</span> <span class="s2">"BLOB"</span><span class="p">,</span> -</span><span id="SQLite-93"><a href="#SQLite-93"><span class="linenos"> 93</span></a> <span class="p">}</span> -</span><span id="SQLite-94"><a href="#SQLite-94"><span class="linenos"> 94</span></a> -</span><span id="SQLite-95"><a href="#SQLite-95"><span class="linenos"> 95</span></a> <span class="n">TOKEN_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite-96"><a href="#SQLite-96"><span class="linenos"> 96</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">AUTO_INCREMENT</span><span class="p">:</span> <span class="s2">"AUTOINCREMENT"</span><span class="p">,</span> -</span><span id="SQLite-97"><a href="#SQLite-97"><span class="linenos"> 97</span></a> <span class="p">}</span> -</span><span id="SQLite-98"><a href="#SQLite-98"><span class="linenos"> 98</span></a> -</span><span id="SQLite-99"><a href="#SQLite-99"><span class="linenos"> 99</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite-100"><a href="#SQLite-100"><span class="linenos">100</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> -</span><span id="SQLite-101"><a href="#SQLite-101"><span class="linenos">101</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="SQLite-102"><a href="#SQLite-102"><span class="linenos">102</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CountIf</span><span class="p">:</span> <span class="n">count_if_to_sum</span><span class="p">,</span> -</span><span id="SQLite-103"><a href="#SQLite-103"><span class="linenos">103</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</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">_transform_create</span><span class="p">]),</span> -</span><span id="SQLite-104"><a href="#SQLite-104"><span class="linenos">104</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_DATE"</span><span class="p">,</span> -</span><span id="SQLite-105"><a href="#SQLite-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIME"</span><span class="p">,</span> -</span><span id="SQLite-106"><a href="#SQLite-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="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIMESTAMP"</span><span class="p">,</span> -</span><span id="SQLite-107"><a href="#SQLite-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="n">_date_add_sql</span><span class="p">,</span> -</span><span id="SQLite-108"><a href="#SQLite-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> -</span><span id="SQLite-109"><a href="#SQLite-109"><span class="linenos">109</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> -</span><span id="SQLite-110"><a href="#SQLite-110"><span class="linenos">110</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> -</span><span id="SQLite-111"><a href="#SQLite-111"><span class="linenos">111</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> -</span><span id="SQLite-112"><a href="#SQLite-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> -</span><span id="SQLite-113"><a href="#SQLite-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> -</span><span id="SQLite-114"><a href="#SQLite-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"EDITDIST3"</span><span class="p">),</span> -</span><span id="SQLite-115"><a href="#SQLite-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">),</span> -</span><span id="SQLite-116"><a href="#SQLite-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">),</span> -</span><span id="SQLite-117"><a href="#SQLite-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">:</span> <span class="n">no_pivot_sql</span><span class="p">,</span> -</span><span id="SQLite-118"><a href="#SQLite-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="SQLite-119"><a href="#SQLite-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><span id="SQLite-120"><a href="#SQLite-120"><span class="linenos">120</span></a> <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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_qualify</span><span class="p">]</span> -</span><span id="SQLite-121"><a href="#SQLite-121"><span class="linenos">121</span></a> <span class="p">),</span> -</span><span id="SQLite-122"><a href="#SQLite-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TableSample</span><span class="p">:</span> <span class="n">no_tablesample_sql</span><span class="p">,</span> -</span><span id="SQLite-123"><a href="#SQLite-123"><span class="linenos">123</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> -</span><span id="SQLite-124"><a href="#SQLite-124"><span class="linenos">124</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="n">no_trycast_sql</span><span class="p">,</span> -</span><span id="SQLite-125"><a href="#SQLite-125"><span class="linenos">125</span></a> <span class="p">}</span> -</span><span id="SQLite-126"><a href="#SQLite-126"><span class="linenos">126</span></a> -</span><span id="SQLite-127"><a href="#SQLite-127"><span class="linenos">127</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite-128"><a href="#SQLite-128"><span class="linenos">128</span></a> <span class="n">k</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span> -</span><span id="SQLite-129"><a href="#SQLite-129"><span class="linenos">129</span></a> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> -</span><span id="SQLite-130"><a href="#SQLite-130"><span class="linenos">130</span></a> <span class="p">}</span> -</span><span id="SQLite-131"><a href="#SQLite-131"><span class="linenos">131</span></a> -</span><span id="SQLite-132"><a href="#SQLite-132"><span class="linenos">132</span></a> <span class="n">LIMIT_FETCH</span> <span class="o">=</span> <span class="s2">"LIMIT"</span> -</span><span id="SQLite-133"><a href="#SQLite-133"><span class="linenos">133</span></a> -</span><span id="SQLite-134"><a href="#SQLite-134"><span class="linenos">134</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite-135"><a href="#SQLite-135"><span class="linenos">135</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">"date"</span><span class="p">):</span> -</span><span id="SQLite-136"><a href="#SQLite-136"><span class="linenos">136</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> -</span><span id="SQLite-137"><a href="#SQLite-137"><span class="linenos">137</span></a> -</span><span id="SQLite-138"><a href="#SQLite-138"><span class="linenos">138</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite-139"><a href="#SQLite-139"><span class="linenos">139</span></a> -</span><span id="SQLite-140"><a href="#SQLite-140"><span class="linenos">140</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite-141"><a href="#SQLite-141"><span class="linenos">141</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> -</span><span id="SQLite-142"><a href="#SQLite-142"><span class="linenos">142</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> -</span><span id="SQLite-143"><a href="#SQLite-143"><span class="linenos">143</span></a> -</span><span id="SQLite-144"><a href="#SQLite-144"><span class="linenos">144</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> -</span><span id="SQLite-145"><a href="#SQLite-145"><span class="linenos">145</span></a> -</span><span id="SQLite-146"><a href="#SQLite-146"><span class="linenos">146</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> -</span><span id="SQLite-147"><a href="#SQLite-147"><span class="linenos">147</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> -</span><span id="SQLite-148"><a href="#SQLite-148"><span class="linenos">148</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> -</span><span id="SQLite-149"><a href="#SQLite-149"><span class="linenos">149</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> -</span><span id="SQLite-150"><a href="#SQLite-150"><span class="linenos">150</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> -</span><span id="SQLite-151"><a href="#SQLite-151"><span class="linenos">151</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> -</span><span id="SQLite-152"><a href="#SQLite-152"><span class="linenos">152</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> -</span><span id="SQLite-153"><a href="#SQLite-153"><span class="linenos">153</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> -</span><span id="SQLite-154"><a href="#SQLite-154"><span class="linenos">154</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> -</span><span id="SQLite-155"><a href="#SQLite-155"><span class="linenos">155</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> -</span><span id="SQLite-156"><a href="#SQLite-156"><span class="linenos">156</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> -</span><span id="SQLite-157"><a href="#SQLite-157"><span class="linenos">157</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> -</span><span id="SQLite-158"><a href="#SQLite-158"><span class="linenos">158</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> -</span><span id="SQLite-159"><a href="#SQLite-159"><span class="linenos">159</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> -</span><span id="SQLite-160"><a href="#SQLite-160"><span class="linenos">160</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> -</span><span id="SQLite-161"><a href="#SQLite-161"><span class="linenos">161</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> -</span><span id="SQLite-162"><a href="#SQLite-162"><span class="linenos">162</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="SQLite-163"><a href="#SQLite-163"><span class="linenos">163</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> -</span><span id="SQLite-164"><a href="#SQLite-164"><span class="linenos">164</span></a> -</span><span id="SQLite-165"><a href="#SQLite-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> -</span><span id="SQLite-166"><a href="#SQLite-166"><span class="linenos">166</span></a> -</span><span id="SQLite-167"><a href="#SQLite-167"><span class="linenos">167</span></a> <span class="c1"># https://www.sqlite.org/lang_aggfunc.html#group_concat</span> -</span><span id="SQLite-168"><a href="#SQLite-168"><span class="linenos">168</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite-169"><a href="#SQLite-169"><span class="linenos">169</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite-170"><a href="#SQLite-170"><span class="linenos">170</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> -</span><span id="SQLite-171"><a href="#SQLite-171"><span class="linenos">171</span></a> -</span><span id="SQLite-172"><a href="#SQLite-172"><span class="linenos">172</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="SQLite-173"><a href="#SQLite-173"><span class="linenos">173</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="SQLite-174"><a href="#SQLite-174"><span class="linenos">174</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> -</span><span id="SQLite-175"><a href="#SQLite-175"><span class="linenos">175</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="SQLite-176"><a href="#SQLite-176"><span class="linenos">176</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> -</span><span id="SQLite-177"><a href="#SQLite-177"><span class="linenos">177</span></a> -</span><span id="SQLite-178"><a href="#SQLite-178"><span class="linenos">178</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> -</span><span id="SQLite-179"><a href="#SQLite-179"><span class="linenos">179</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> -</span><span id="SQLite-180"><a href="#SQLite-180"><span class="linenos">180</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="SQLite-181"><a href="#SQLite-181"><span class="linenos">181</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite-182"><a href="#SQLite-182"><span class="linenos">182</span></a> -</span><span id="SQLite-183"><a href="#SQLite-183"><span class="linenos">183</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> -</span><span id="SQLite-184"><a href="#SQLite-184"><span class="linenos">184</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> +</span><span id="SQLite-63"><a href="#SQLite-63"><span class="linenos"> 63</span></a> <span class="c1"># https://sqlite.org/forum/forumpost/5e575586ac5c711b?raw</span> +</span><span id="SQLite-64"><a href="#SQLite-64"><span class="linenos"> 64</span></a> <span class="n">RESOLVES_IDENTIFIERS_AS_UPPERCASE</span> <span class="o">=</span> <span class="kc">None</span> +</span><span id="SQLite-65"><a href="#SQLite-65"><span class="linenos"> 65</span></a> +</span><span id="SQLite-66"><a href="#SQLite-66"><span class="linenos"> 66</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> +</span><span id="SQLite-67"><a href="#SQLite-67"><span class="linenos"> 67</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'"'</span><span class="p">,</span> <span class="p">(</span><span class="s2">"["</span><span class="p">,</span> <span class="s2">"]"</span><span class="p">),</span> <span class="s2">"`"</span><span class="p">]</span> +</span><span id="SQLite-68"><a href="#SQLite-68"><span class="linenos"> 68</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"x'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> +</span><span id="SQLite-69"><a href="#SQLite-69"><span class="linenos"> 69</span></a> +</span><span id="SQLite-70"><a href="#SQLite-70"><span class="linenos"> 70</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="SQLite-71"><a href="#SQLite-71"><span class="linenos"> 71</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite-72"><a href="#SQLite-72"><span class="linenos"> 72</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> +</span><span id="SQLite-73"><a href="#SQLite-73"><span class="linenos"> 73</span></a> <span class="s2">"EDITDIST3"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> +</span><span id="SQLite-74"><a href="#SQLite-74"><span class="linenos"> 74</span></a> <span class="p">}</span> +</span><span id="SQLite-75"><a href="#SQLite-75"><span class="linenos"> 75</span></a> +</span><span id="SQLite-76"><a href="#SQLite-76"><span class="linenos"> 76</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="SQLite-77"><a href="#SQLite-77"><span class="linenos"> 77</span></a> <span class="n">JOIN_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="SQLite-78"><a href="#SQLite-78"><span class="linenos"> 78</span></a> <span class="n">TABLE_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="SQLite-79"><a href="#SQLite-79"><span class="linenos"> 79</span></a> +</span><span id="SQLite-80"><a href="#SQLite-80"><span class="linenos"> 80</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite-81"><a href="#SQLite-81"><span class="linenos"> 81</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> +</span><span id="SQLite-82"><a href="#SQLite-82"><span class="linenos"> 82</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite-83"><a href="#SQLite-83"><span class="linenos"> 83</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TINYINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite-84"><a href="#SQLite-84"><span class="linenos"> 84</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">SMALLINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite-85"><a href="#SQLite-85"><span class="linenos"> 85</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="SQLite-86"><a href="#SQLite-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite-87"><a href="#SQLite-87"><span class="linenos"> 87</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="SQLite-88"><a href="#SQLite-88"><span class="linenos"> 88</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="SQLite-89"><a href="#SQLite-89"><span class="linenos"> 89</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DECIMAL</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="SQLite-90"><a href="#SQLite-90"><span class="linenos"> 90</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">CHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite-91"><a href="#SQLite-91"><span class="linenos"> 91</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">NCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite-92"><a href="#SQLite-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">VARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite-93"><a href="#SQLite-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">NVARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite-94"><a href="#SQLite-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">"BLOB"</span><span class="p">,</span> +</span><span id="SQLite-95"><a href="#SQLite-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">"BLOB"</span><span class="p">,</span> +</span><span id="SQLite-96"><a href="#SQLite-96"><span class="linenos"> 96</span></a> <span class="p">}</span> +</span><span id="SQLite-97"><a href="#SQLite-97"><span class="linenos"> 97</span></a> +</span><span id="SQLite-98"><a href="#SQLite-98"><span class="linenos"> 98</span></a> <span class="n">TOKEN_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite-99"><a href="#SQLite-99"><span class="linenos"> 99</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">AUTO_INCREMENT</span><span class="p">:</span> <span class="s2">"AUTOINCREMENT"</span><span class="p">,</span> +</span><span id="SQLite-100"><a href="#SQLite-100"><span class="linenos">100</span></a> <span class="p">}</span> +</span><span id="SQLite-101"><a href="#SQLite-101"><span class="linenos">101</span></a> +</span><span id="SQLite-102"><a href="#SQLite-102"><span class="linenos">102</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite-103"><a href="#SQLite-103"><span class="linenos">103</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> +</span><span id="SQLite-104"><a href="#SQLite-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="SQLite-105"><a href="#SQLite-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CountIf</span><span class="p">:</span> <span class="n">count_if_to_sum</span><span class="p">,</span> +</span><span id="SQLite-106"><a href="#SQLite-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</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">_transform_create</span><span class="p">]),</span> +</span><span id="SQLite-107"><a href="#SQLite-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_DATE"</span><span class="p">,</span> +</span><span id="SQLite-108"><a href="#SQLite-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIME"</span><span class="p">,</span> +</span><span id="SQLite-109"><a href="#SQLite-109"><span class="linenos">109</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="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIMESTAMP"</span><span class="p">,</span> +</span><span id="SQLite-110"><a href="#SQLite-110"><span class="linenos">110</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">,</span> +</span><span id="SQLite-111"><a href="#SQLite-111"><span class="linenos">111</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> +</span><span id="SQLite-112"><a href="#SQLite-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="SQLite-113"><a href="#SQLite-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> +</span><span id="SQLite-114"><a href="#SQLite-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> +</span><span id="SQLite-115"><a href="#SQLite-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> +</span><span id="SQLite-116"><a href="#SQLite-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> +</span><span id="SQLite-117"><a href="#SQLite-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"EDITDIST3"</span><span class="p">),</span> +</span><span id="SQLite-118"><a href="#SQLite-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">),</span> +</span><span id="SQLite-119"><a href="#SQLite-119"><span class="linenos">119</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">),</span> +</span><span id="SQLite-120"><a href="#SQLite-120"><span class="linenos">120</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">:</span> <span class="n">no_pivot_sql</span><span class="p">,</span> +</span><span id="SQLite-121"><a href="#SQLite-121"><span class="linenos">121</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="SQLite-122"><a href="#SQLite-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">:</span> <span class="n">transforms</span><span class="o">.</span><span class="n">preprocess</span><span class="p">(</span> +</span><span id="SQLite-123"><a href="#SQLite-123"><span class="linenos">123</span></a> <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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_qualify</span><span class="p">]</span> +</span><span id="SQLite-124"><a href="#SQLite-124"><span class="linenos">124</span></a> <span class="p">),</span> +</span><span id="SQLite-125"><a href="#SQLite-125"><span class="linenos">125</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TableSample</span><span class="p">:</span> <span class="n">no_tablesample_sql</span><span class="p">,</span> +</span><span id="SQLite-126"><a href="#SQLite-126"><span class="linenos">126</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> +</span><span id="SQLite-127"><a href="#SQLite-127"><span class="linenos">127</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="n">no_trycast_sql</span><span class="p">,</span> +</span><span id="SQLite-128"><a href="#SQLite-128"><span class="linenos">128</span></a> <span class="p">}</span> +</span><span id="SQLite-129"><a href="#SQLite-129"><span class="linenos">129</span></a> +</span><span id="SQLite-130"><a href="#SQLite-130"><span class="linenos">130</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite-131"><a href="#SQLite-131"><span class="linenos">131</span></a> <span class="n">k</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span> +</span><span id="SQLite-132"><a href="#SQLite-132"><span class="linenos">132</span></a> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> +</span><span id="SQLite-133"><a href="#SQLite-133"><span class="linenos">133</span></a> <span class="p">}</span> +</span><span id="SQLite-134"><a href="#SQLite-134"><span class="linenos">134</span></a> +</span><span id="SQLite-135"><a href="#SQLite-135"><span class="linenos">135</span></a> <span class="n">LIMIT_FETCH</span> <span class="o">=</span> <span class="s2">"LIMIT"</span> +</span><span id="SQLite-136"><a href="#SQLite-136"><span class="linenos">136</span></a> +</span><span id="SQLite-137"><a href="#SQLite-137"><span class="linenos">137</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite-138"><a href="#SQLite-138"><span class="linenos">138</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">"date"</span><span class="p">):</span> +</span><span id="SQLite-139"><a href="#SQLite-139"><span class="linenos">139</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> +</span><span id="SQLite-140"><a href="#SQLite-140"><span class="linenos">140</span></a> +</span><span id="SQLite-141"><a href="#SQLite-141"><span class="linenos">141</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite-142"><a href="#SQLite-142"><span class="linenos">142</span></a> +</span><span id="SQLite-143"><a href="#SQLite-143"><span class="linenos">143</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite-144"><a href="#SQLite-144"><span class="linenos">144</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> +</span><span id="SQLite-145"><a href="#SQLite-145"><span class="linenos">145</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> +</span><span id="SQLite-146"><a href="#SQLite-146"><span class="linenos">146</span></a> +</span><span id="SQLite-147"><a href="#SQLite-147"><span class="linenos">147</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> +</span><span id="SQLite-148"><a href="#SQLite-148"><span class="linenos">148</span></a> +</span><span id="SQLite-149"><a href="#SQLite-149"><span class="linenos">149</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> +</span><span id="SQLite-150"><a href="#SQLite-150"><span class="linenos">150</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> +</span><span id="SQLite-151"><a href="#SQLite-151"><span class="linenos">151</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> +</span><span id="SQLite-152"><a href="#SQLite-152"><span class="linenos">152</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> +</span><span id="SQLite-153"><a href="#SQLite-153"><span class="linenos">153</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> +</span><span id="SQLite-154"><a href="#SQLite-154"><span class="linenos">154</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> +</span><span id="SQLite-155"><a href="#SQLite-155"><span class="linenos">155</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> +</span><span id="SQLite-156"><a href="#SQLite-156"><span class="linenos">156</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> +</span><span id="SQLite-157"><a href="#SQLite-157"><span class="linenos">157</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> +</span><span id="SQLite-158"><a href="#SQLite-158"><span class="linenos">158</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> +</span><span id="SQLite-159"><a href="#SQLite-159"><span class="linenos">159</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> +</span><span id="SQLite-160"><a href="#SQLite-160"><span class="linenos">160</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> +</span><span id="SQLite-161"><a href="#SQLite-161"><span class="linenos">161</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> +</span><span id="SQLite-162"><a href="#SQLite-162"><span class="linenos">162</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> +</span><span id="SQLite-163"><a href="#SQLite-163"><span class="linenos">163</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> +</span><span id="SQLite-164"><a href="#SQLite-164"><span class="linenos">164</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> +</span><span id="SQLite-165"><a href="#SQLite-165"><span class="linenos">165</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="SQLite-166"><a href="#SQLite-166"><span class="linenos">166</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> +</span><span id="SQLite-167"><a href="#SQLite-167"><span class="linenos">167</span></a> +</span><span id="SQLite-168"><a href="#SQLite-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> +</span><span id="SQLite-169"><a href="#SQLite-169"><span class="linenos">169</span></a> +</span><span id="SQLite-170"><a href="#SQLite-170"><span class="linenos">170</span></a> <span class="c1"># https://www.sqlite.org/lang_aggfunc.html#group_concat</span> +</span><span id="SQLite-171"><a href="#SQLite-171"><span class="linenos">171</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite-172"><a href="#SQLite-172"><span class="linenos">172</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite-173"><a href="#SQLite-173"><span class="linenos">173</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> +</span><span id="SQLite-174"><a href="#SQLite-174"><span class="linenos">174</span></a> +</span><span id="SQLite-175"><a href="#SQLite-175"><span class="linenos">175</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="SQLite-176"><a href="#SQLite-176"><span class="linenos">176</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="SQLite-177"><a href="#SQLite-177"><span class="linenos">177</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> +</span><span id="SQLite-178"><a href="#SQLite-178"><span class="linenos">178</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="SQLite-179"><a href="#SQLite-179"><span class="linenos">179</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> +</span><span id="SQLite-180"><a href="#SQLite-180"><span class="linenos">180</span></a> +</span><span id="SQLite-181"><a href="#SQLite-181"><span class="linenos">181</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> +</span><span id="SQLite-182"><a href="#SQLite-182"><span class="linenos">182</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> +</span><span id="SQLite-183"><a href="#SQLite-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="SQLite-184"><a href="#SQLite-184"><span class="linenos">184</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> </span><span id="SQLite-185"><a href="#SQLite-185"><span class="linenos">185</span></a> -</span><span id="SQLite-186"><a href="#SQLite-186"><span class="linenos">186</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite-187"><a href="#SQLite-187"><span class="linenos">187</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="SQLite-188"><a href="#SQLite-188"><span class="linenos">188</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite-189"><a href="#SQLite-189"><span class="linenos">189</span></a> -</span><span id="SQLite-190"><a href="#SQLite-190"><span class="linenos">190</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite-191"><a href="#SQLite-191"><span class="linenos">191</span></a> -</span><span id="SQLite-192"><a href="#SQLite-192"><span class="linenos">192</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite-193"><a href="#SQLite-193"><span class="linenos">193</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite-194"><a href="#SQLite-194"><span class="linenos">194</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> -</span><span id="SQLite-195"><a href="#SQLite-195"><span class="linenos">195</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> +</span><span id="SQLite-186"><a href="#SQLite-186"><span class="linenos">186</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> +</span><span id="SQLite-187"><a href="#SQLite-187"><span class="linenos">187</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> +</span><span id="SQLite-188"><a href="#SQLite-188"><span class="linenos">188</span></a> +</span><span id="SQLite-189"><a href="#SQLite-189"><span class="linenos">189</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite-190"><a href="#SQLite-190"><span class="linenos">190</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="SQLite-191"><a href="#SQLite-191"><span class="linenos">191</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite-192"><a href="#SQLite-192"><span class="linenos">192</span></a> +</span><span id="SQLite-193"><a href="#SQLite-193"><span class="linenos">193</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite-194"><a href="#SQLite-194"><span class="linenos">194</span></a> +</span><span id="SQLite-195"><a href="#SQLite-195"><span class="linenos">195</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite-196"><a href="#SQLite-196"><span class="linenos">196</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite-197"><a href="#SQLite-197"><span class="linenos">197</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> +</span><span id="SQLite-198"><a href="#SQLite-198"><span class="linenos">198</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> </span></pre></div> @@ -446,6 +455,10 @@ <div><dt><a href="dialect.html#Dialect">sqlglot.dialects.dialect.Dialect</a></dt> <dd id="SQLite.get_or_raise" class="function"><a href="dialect.html#Dialect.get_or_raise">get_or_raise</a></dd> <dd id="SQLite.format_time" class="function"><a href="dialect.html#Dialect.format_time">format_time</a></dd> + <dd id="SQLite.normalize_identifier" class="function"><a href="dialect.html#Dialect.normalize_identifier">normalize_identifier</a></dd> + <dd id="SQLite.case_sensitive" class="function"><a href="dialect.html#Dialect.case_sensitive">case_sensitive</a></dd> + <dd id="SQLite.can_identify" class="function"><a href="dialect.html#Dialect.can_identify">can_identify</a></dd> + <dd id="SQLite.quote_identifier" class="function"><a href="dialect.html#Dialect.quote_identifier">quote_identifier</a></dd> <dd id="SQLite.parse" class="function"><a href="dialect.html#Dialect.parse">parse</a></dd> <dd id="SQLite.parse_into" class="function"><a href="dialect.html#Dialect.parse_into">parse_into</a></dd> <dd id="SQLite.generate" class="function"><a href="dialect.html#Dialect.generate">generate</a></dd> @@ -469,9 +482,9 @@ </div> <a class="headerlink" href="#SQLite.Tokenizer"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Tokenizer-63"><a href="#SQLite.Tokenizer-63"><span class="linenos">63</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> -</span><span id="SQLite.Tokenizer-64"><a href="#SQLite.Tokenizer-64"><span class="linenos">64</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'"'</span><span class="p">,</span> <span class="p">(</span><span class="s2">"["</span><span class="p">,</span> <span class="s2">"]"</span><span class="p">),</span> <span class="s2">"`"</span><span class="p">]</span> -</span><span id="SQLite.Tokenizer-65"><a href="#SQLite.Tokenizer-65"><span class="linenos">65</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"x'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Tokenizer-66"><a href="#SQLite.Tokenizer-66"><span class="linenos">66</span></a> <span class="k">class</span> <span class="nc">Tokenizer</span><span class="p">(</span><span class="n">tokens</span><span class="o">.</span><span class="n">Tokenizer</span><span class="p">):</span> +</span><span id="SQLite.Tokenizer-67"><a href="#SQLite.Tokenizer-67"><span class="linenos">67</span></a> <span class="n">IDENTIFIERS</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'"'</span><span class="p">,</span> <span class="p">(</span><span class="s2">"["</span><span class="p">,</span> <span class="s2">"]"</span><span class="p">),</span> <span class="s2">"`"</span><span class="p">]</span> +</span><span id="SQLite.Tokenizer-68"><a href="#SQLite.Tokenizer-68"><span class="linenos">68</span></a> <span class="n">HEX_STRINGS</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"x'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"X'"</span><span class="p">,</span> <span class="s2">"'"</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0x"</span><span class="p">,</span> <span class="s2">""</span><span class="p">),</span> <span class="p">(</span><span class="s2">"0X"</span><span class="p">,</span> <span class="s2">""</span><span class="p">)]</span> </span></pre></div> @@ -500,11 +513,11 @@ </div> <a class="headerlink" href="#SQLite.Parser"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Parser-67"><a href="#SQLite.Parser-67"><span class="linenos">67</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> -</span><span id="SQLite.Parser-68"><a href="#SQLite.Parser-68"><span class="linenos">68</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite.Parser-69"><a href="#SQLite.Parser-69"><span class="linenos">69</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> -</span><span id="SQLite.Parser-70"><a href="#SQLite.Parser-70"><span class="linenos">70</span></a> <span class="s2">"EDITDIST3"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> -</span><span id="SQLite.Parser-71"><a href="#SQLite.Parser-71"><span class="linenos">71</span></a> <span class="p">}</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Parser-70"><a href="#SQLite.Parser-70"><span class="linenos">70</span></a> <span class="k">class</span> <span class="nc">Parser</span><span class="p">(</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="p">):</span> +</span><span id="SQLite.Parser-71"><a href="#SQLite.Parser-71"><span class="linenos">71</span></a> <span class="n">FUNCTIONS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite.Parser-72"><a href="#SQLite.Parser-72"><span class="linenos">72</span></a> <span class="o">**</span><span class="n">parser</span><span class="o">.</span><span class="n">Parser</span><span class="o">.</span><span class="n">FUNCTIONS</span><span class="p">,</span> +</span><span id="SQLite.Parser-73"><a href="#SQLite.Parser-73"><span class="linenos">73</span></a> <span class="s2">"EDITDIST3"</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="o">.</span><span class="n">from_arg_list</span><span class="p">,</span> +</span><span id="SQLite.Parser-74"><a href="#SQLite.Parser-74"><span class="linenos">74</span></a> <span class="p">}</span> </span></pre></div> @@ -553,129 +566,129 @@ Default: 3</li> </div> <a class="headerlink" href="#SQLite.Generator"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator-73"><a href="#SQLite.Generator-73"><span class="linenos"> 73</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> -</span><span id="SQLite.Generator-74"><a href="#SQLite.Generator-74"><span class="linenos"> 74</span></a> <span class="n">JOIN_HINTS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="SQLite.Generator-75"><a href="#SQLite.Generator-75"><span class="linenos"> 75</span></a> <span class="n">TABLE_HINTS</span> <span class="o">=</span> <span class="kc">False</span> -</span><span id="SQLite.Generator-76"><a href="#SQLite.Generator-76"><span class="linenos"> 76</span></a> -</span><span id="SQLite.Generator-77"><a href="#SQLite.Generator-77"><span class="linenos"> 77</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite.Generator-78"><a href="#SQLite.Generator-78"><span class="linenos"> 78</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> -</span><span id="SQLite.Generator-79"><a href="#SQLite.Generator-79"><span class="linenos"> 79</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite.Generator-80"><a href="#SQLite.Generator-80"><span class="linenos"> 80</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TINYINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite.Generator-81"><a href="#SQLite.Generator-81"><span class="linenos"> 81</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">SMALLINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite.Generator-82"><a href="#SQLite.Generator-82"><span class="linenos"> 82</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="SQLite.Generator-83"><a href="#SQLite.Generator-83"><span class="linenos"> 83</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> -</span><span id="SQLite.Generator-84"><a href="#SQLite.Generator-84"><span class="linenos"> 84</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="SQLite.Generator-85"><a href="#SQLite.Generator-85"><span class="linenos"> 85</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="SQLite.Generator-86"><a href="#SQLite.Generator-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DECIMAL</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> -</span><span id="SQLite.Generator-87"><a href="#SQLite.Generator-87"><span class="linenos"> 87</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">CHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite.Generator-88"><a href="#SQLite.Generator-88"><span class="linenos"> 88</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">NCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite.Generator-89"><a href="#SQLite.Generator-89"><span class="linenos"> 89</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">VARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite.Generator-90"><a href="#SQLite.Generator-90"><span class="linenos"> 90</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">NVARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> -</span><span id="SQLite.Generator-91"><a href="#SQLite.Generator-91"><span class="linenos"> 91</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">"BLOB"</span><span class="p">,</span> -</span><span id="SQLite.Generator-92"><a href="#SQLite.Generator-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">VARBINARY</span><span class="p">:</span> <span class="s2">"BLOB"</span><span class="p">,</span> -</span><span id="SQLite.Generator-93"><a href="#SQLite.Generator-93"><span class="linenos"> 93</span></a> <span class="p">}</span> -</span><span id="SQLite.Generator-94"><a href="#SQLite.Generator-94"><span class="linenos"> 94</span></a> -</span><span id="SQLite.Generator-95"><a href="#SQLite.Generator-95"><span class="linenos"> 95</span></a> <span class="n">TOKEN_MAPPING</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite.Generator-96"><a href="#SQLite.Generator-96"><span class="linenos"> 96</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">AUTO_INCREMENT</span><span class="p">:</span> <span class="s2">"AUTOINCREMENT"</span><span class="p">,</span> -</span><span id="SQLite.Generator-97"><a href="#SQLite.Generator-97"><span class="linenos"> 97</span></a> <span class="p">}</span> -</span><span id="SQLite.Generator-98"><a href="#SQLite.Generator-98"><span class="linenos"> 98</span></a> -</span><span id="SQLite.Generator-99"><a href="#SQLite.Generator-99"><span class="linenos"> 99</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite.Generator-100"><a href="#SQLite.Generator-100"><span class="linenos">100</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> -</span><span id="SQLite.Generator-101"><a href="#SQLite.Generator-101"><span class="linenos">101</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="SQLite.Generator-102"><a href="#SQLite.Generator-102"><span class="linenos">102</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CountIf</span><span class="p">:</span> <span class="n">count_if_to_sum</span><span class="p">,</span> -</span><span id="SQLite.Generator-103"><a href="#SQLite.Generator-103"><span class="linenos">103</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</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">_transform_create</span><span class="p">]),</span> -</span><span id="SQLite.Generator-104"><a href="#SQLite.Generator-104"><span class="linenos">104</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_DATE"</span><span class="p">,</span> -</span><span id="SQLite.Generator-105"><a href="#SQLite.Generator-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIME"</span><span class="p">,</span> -</span><span id="SQLite.Generator-106"><a href="#SQLite.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="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIMESTAMP"</span><span class="p">,</span> -</span><span id="SQLite.Generator-107"><a href="#SQLite.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="n">_date_add_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-108"><a href="#SQLite.Generator-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> -</span><span id="SQLite.Generator-109"><a href="#SQLite.Generator-109"><span class="linenos">109</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-110"><a href="#SQLite.Generator-110"><span class="linenos">110</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-111"><a href="#SQLite.Generator-111"><span class="linenos">111</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-112"><a href="#SQLite.Generator-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-113"><a href="#SQLite.Generator-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-114"><a href="#SQLite.Generator-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"EDITDIST3"</span><span class="p">),</span> -</span><span id="SQLite.Generator-115"><a href="#SQLite.Generator-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">),</span> -</span><span id="SQLite.Generator-116"><a href="#SQLite.Generator-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">),</span> -</span><span id="SQLite.Generator-117"><a href="#SQLite.Generator-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">:</span> <span class="n">no_pivot_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-118"><a href="#SQLite.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="SQLite.Generator-119"><a href="#SQLite.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><span id="SQLite.Generator-120"><a href="#SQLite.Generator-120"><span class="linenos">120</span></a> <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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_qualify</span><span class="p">]</span> -</span><span id="SQLite.Generator-121"><a href="#SQLite.Generator-121"><span class="linenos">121</span></a> <span class="p">),</span> -</span><span id="SQLite.Generator-122"><a href="#SQLite.Generator-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TableSample</span><span class="p">:</span> <span class="n">no_tablesample_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-123"><a href="#SQLite.Generator-123"><span class="linenos">123</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> -</span><span id="SQLite.Generator-124"><a href="#SQLite.Generator-124"><span class="linenos">124</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="n">no_trycast_sql</span><span class="p">,</span> -</span><span id="SQLite.Generator-125"><a href="#SQLite.Generator-125"><span class="linenos">125</span></a> <span class="p">}</span> -</span><span id="SQLite.Generator-126"><a href="#SQLite.Generator-126"><span class="linenos">126</span></a> -</span><span id="SQLite.Generator-127"><a href="#SQLite.Generator-127"><span class="linenos">127</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="SQLite.Generator-128"><a href="#SQLite.Generator-128"><span class="linenos">128</span></a> <span class="n">k</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span> -</span><span id="SQLite.Generator-129"><a href="#SQLite.Generator-129"><span class="linenos">129</span></a> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> -</span><span id="SQLite.Generator-130"><a href="#SQLite.Generator-130"><span class="linenos">130</span></a> <span class="p">}</span> -</span><span id="SQLite.Generator-131"><a href="#SQLite.Generator-131"><span class="linenos">131</span></a> -</span><span id="SQLite.Generator-132"><a href="#SQLite.Generator-132"><span class="linenos">132</span></a> <span class="n">LIMIT_FETCH</span> <span class="o">=</span> <span class="s2">"LIMIT"</span> -</span><span id="SQLite.Generator-133"><a href="#SQLite.Generator-133"><span class="linenos">133</span></a> -</span><span id="SQLite.Generator-134"><a href="#SQLite.Generator-134"><span class="linenos">134</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator-135"><a href="#SQLite.Generator-135"><span class="linenos">135</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">"date"</span><span class="p">):</span> -</span><span id="SQLite.Generator-136"><a href="#SQLite.Generator-136"><span class="linenos">136</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> -</span><span id="SQLite.Generator-137"><a href="#SQLite.Generator-137"><span class="linenos">137</span></a> -</span><span id="SQLite.Generator-138"><a href="#SQLite.Generator-138"><span class="linenos">138</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite.Generator-139"><a href="#SQLite.Generator-139"><span class="linenos">139</span></a> -</span><span id="SQLite.Generator-140"><a href="#SQLite.Generator-140"><span class="linenos">140</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator-141"><a href="#SQLite.Generator-141"><span class="linenos">141</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> -</span><span id="SQLite.Generator-142"><a href="#SQLite.Generator-142"><span class="linenos">142</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> -</span><span id="SQLite.Generator-143"><a href="#SQLite.Generator-143"><span class="linenos">143</span></a> -</span><span id="SQLite.Generator-144"><a href="#SQLite.Generator-144"><span class="linenos">144</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> -</span><span id="SQLite.Generator-145"><a href="#SQLite.Generator-145"><span class="linenos">145</span></a> -</span><span id="SQLite.Generator-146"><a href="#SQLite.Generator-146"><span class="linenos">146</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> -</span><span id="SQLite.Generator-147"><a href="#SQLite.Generator-147"><span class="linenos">147</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> -</span><span id="SQLite.Generator-148"><a href="#SQLite.Generator-148"><span class="linenos">148</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> -</span><span id="SQLite.Generator-149"><a href="#SQLite.Generator-149"><span class="linenos">149</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> -</span><span id="SQLite.Generator-150"><a href="#SQLite.Generator-150"><span class="linenos">150</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> -</span><span id="SQLite.Generator-151"><a href="#SQLite.Generator-151"><span class="linenos">151</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> -</span><span id="SQLite.Generator-152"><a href="#SQLite.Generator-152"><span class="linenos">152</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> -</span><span id="SQLite.Generator-153"><a href="#SQLite.Generator-153"><span class="linenos">153</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> -</span><span id="SQLite.Generator-154"><a href="#SQLite.Generator-154"><span class="linenos">154</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator-155"><a href="#SQLite.Generator-155"><span class="linenos">155</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> -</span><span id="SQLite.Generator-156"><a href="#SQLite.Generator-156"><span class="linenos">156</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator-157"><a href="#SQLite.Generator-157"><span class="linenos">157</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> -</span><span id="SQLite.Generator-158"><a href="#SQLite.Generator-158"><span class="linenos">158</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator-159"><a href="#SQLite.Generator-159"><span class="linenos">159</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> -</span><span id="SQLite.Generator-160"><a href="#SQLite.Generator-160"><span class="linenos">160</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator-161"><a href="#SQLite.Generator-161"><span class="linenos">161</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> -</span><span id="SQLite.Generator-162"><a href="#SQLite.Generator-162"><span class="linenos">162</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="SQLite.Generator-163"><a href="#SQLite.Generator-163"><span class="linenos">163</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> -</span><span id="SQLite.Generator-164"><a href="#SQLite.Generator-164"><span class="linenos">164</span></a> -</span><span id="SQLite.Generator-165"><a href="#SQLite.Generator-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> -</span><span id="SQLite.Generator-166"><a href="#SQLite.Generator-166"><span class="linenos">166</span></a> -</span><span id="SQLite.Generator-167"><a href="#SQLite.Generator-167"><span class="linenos">167</span></a> <span class="c1"># https://www.sqlite.org/lang_aggfunc.html#group_concat</span> -</span><span id="SQLite.Generator-168"><a href="#SQLite.Generator-168"><span class="linenos">168</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator-169"><a href="#SQLite.Generator-169"><span class="linenos">169</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite.Generator-170"><a href="#SQLite.Generator-170"><span class="linenos">170</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> -</span><span id="SQLite.Generator-171"><a href="#SQLite.Generator-171"><span class="linenos">171</span></a> -</span><span id="SQLite.Generator-172"><a href="#SQLite.Generator-172"><span class="linenos">172</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="SQLite.Generator-173"><a href="#SQLite.Generator-173"><span class="linenos">173</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="SQLite.Generator-174"><a href="#SQLite.Generator-174"><span class="linenos">174</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> -</span><span id="SQLite.Generator-175"><a href="#SQLite.Generator-175"><span class="linenos">175</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="SQLite.Generator-176"><a href="#SQLite.Generator-176"><span class="linenos">176</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> -</span><span id="SQLite.Generator-177"><a href="#SQLite.Generator-177"><span class="linenos">177</span></a> -</span><span id="SQLite.Generator-178"><a href="#SQLite.Generator-178"><span class="linenos">178</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> -</span><span id="SQLite.Generator-179"><a href="#SQLite.Generator-179"><span class="linenos">179</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> -</span><span id="SQLite.Generator-180"><a href="#SQLite.Generator-180"><span class="linenos">180</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="SQLite.Generator-181"><a href="#SQLite.Generator-181"><span class="linenos">181</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite.Generator-182"><a href="#SQLite.Generator-182"><span class="linenos">182</span></a> -</span><span id="SQLite.Generator-183"><a href="#SQLite.Generator-183"><span class="linenos">183</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> -</span><span id="SQLite.Generator-184"><a href="#SQLite.Generator-184"><span class="linenos">184</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator-76"><a href="#SQLite.Generator-76"><span class="linenos"> 76</span></a> <span class="k">class</span> <span class="nc">Generator</span><span class="p">(</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="p">):</span> +</span><span id="SQLite.Generator-77"><a href="#SQLite.Generator-77"><span class="linenos"> 77</span></a> <span class="n">JOIN_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="SQLite.Generator-78"><a href="#SQLite.Generator-78"><span class="linenos"> 78</span></a> <span class="n">TABLE_HINTS</span> <span class="o">=</span> <span class="kc">False</span> +</span><span id="SQLite.Generator-79"><a href="#SQLite.Generator-79"><span class="linenos"> 79</span></a> +</span><span id="SQLite.Generator-80"><a href="#SQLite.Generator-80"><span class="linenos"> 80</span></a> <span class="n">TYPE_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite.Generator-81"><a href="#SQLite.Generator-81"><span class="linenos"> 81</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TYPE_MAPPING</span><span class="p">,</span> +</span><span id="SQLite.Generator-82"><a href="#SQLite.Generator-82"><span class="linenos"> 82</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite.Generator-83"><a href="#SQLite.Generator-83"><span class="linenos"> 83</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">TINYINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite.Generator-84"><a href="#SQLite.Generator-84"><span class="linenos"> 84</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">SMALLINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite.Generator-85"><a href="#SQLite.Generator-85"><span class="linenos"> 85</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="SQLite.Generator-86"><a href="#SQLite.Generator-86"><span class="linenos"> 86</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BIGINT</span><span class="p">:</span> <span class="s2">"INTEGER"</span><span class="p">,</span> +</span><span id="SQLite.Generator-87"><a href="#SQLite.Generator-87"><span class="linenos"> 87</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="SQLite.Generator-88"><a href="#SQLite.Generator-88"><span class="linenos"> 88</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="SQLite.Generator-89"><a href="#SQLite.Generator-89"><span class="linenos"> 89</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DECIMAL</span><span class="p">:</span> <span class="s2">"REAL"</span><span class="p">,</span> +</span><span id="SQLite.Generator-90"><a href="#SQLite.Generator-90"><span class="linenos"> 90</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">CHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite.Generator-91"><a href="#SQLite.Generator-91"><span class="linenos"> 91</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">NCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite.Generator-92"><a href="#SQLite.Generator-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">VARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite.Generator-93"><a href="#SQLite.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">NVARCHAR</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">,</span> +</span><span id="SQLite.Generator-94"><a href="#SQLite.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">"BLOB"</span><span class="p">,</span> +</span><span id="SQLite.Generator-95"><a href="#SQLite.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">"BLOB"</span><span class="p">,</span> +</span><span id="SQLite.Generator-96"><a href="#SQLite.Generator-96"><span class="linenos"> 96</span></a> <span class="p">}</span> +</span><span id="SQLite.Generator-97"><a href="#SQLite.Generator-97"><span class="linenos"> 97</span></a> +</span><span id="SQLite.Generator-98"><a href="#SQLite.Generator-98"><span class="linenos"> 98</span></a> <span class="n">TOKEN_MAPPING</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite.Generator-99"><a href="#SQLite.Generator-99"><span class="linenos"> 99</span></a> <span class="n">TokenType</span><span class="o">.</span><span class="n">AUTO_INCREMENT</span><span class="p">:</span> <span class="s2">"AUTOINCREMENT"</span><span class="p">,</span> +</span><span id="SQLite.Generator-100"><a href="#SQLite.Generator-100"><span class="linenos">100</span></a> <span class="p">}</span> +</span><span id="SQLite.Generator-101"><a href="#SQLite.Generator-101"><span class="linenos">101</span></a> +</span><span id="SQLite.Generator-102"><a href="#SQLite.Generator-102"><span class="linenos">102</span></a> <span class="n">TRANSFORMS</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite.Generator-103"><a href="#SQLite.Generator-103"><span class="linenos">103</span></a> <span class="o">**</span><span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="p">,</span> +</span><span id="SQLite.Generator-104"><a href="#SQLite.Generator-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="SQLite.Generator-105"><a href="#SQLite.Generator-105"><span class="linenos">105</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CountIf</span><span class="p">:</span> <span class="n">count_if_to_sum</span><span class="p">,</span> +</span><span id="SQLite.Generator-106"><a href="#SQLite.Generator-106"><span class="linenos">106</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Create</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">_transform_create</span><span class="p">]),</span> +</span><span id="SQLite.Generator-107"><a href="#SQLite.Generator-107"><span class="linenos">107</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentDate</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_DATE"</span><span class="p">,</span> +</span><span id="SQLite.Generator-108"><a href="#SQLite.Generator-108"><span class="linenos">108</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">CurrentTime</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIME"</span><span class="p">,</span> +</span><span id="SQLite.Generator-109"><a href="#SQLite.Generator-109"><span class="linenos">109</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="o">*</span><span class="n">_</span><span class="p">:</span> <span class="s2">"CURRENT_TIMESTAMP"</span><span class="p">,</span> +</span><span id="SQLite.Generator-110"><a href="#SQLite.Generator-110"><span class="linenos">110</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateAdd</span><span class="p">:</span> <span class="n">_date_add_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-111"><a href="#SQLite.Generator-111"><span class="linenos">111</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">DateStrToDate</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> +</span><span id="SQLite.Generator-112"><a href="#SQLite.Generator-112"><span class="linenos">112</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">ILike</span><span class="p">:</span> <span class="n">no_ilike_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-113"><a href="#SQLite.Generator-113"><span class="linenos">113</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-114"><a href="#SQLite.Generator-114"><span class="linenos">114</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-115"><a href="#SQLite.Generator-115"><span class="linenos">115</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtract</span><span class="p">:</span> <span class="n">arrow_json_extract_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-116"><a href="#SQLite.Generator-116"><span class="linenos">116</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">JSONBExtractScalar</span><span class="p">:</span> <span class="n">arrow_json_extract_scalar_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-117"><a href="#SQLite.Generator-117"><span class="linenos">117</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Levenshtein</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"EDITDIST3"</span><span class="p">),</span> +</span><span id="SQLite.Generator-118"><a href="#SQLite.Generator-118"><span class="linenos">118</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalOr</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MAX"</span><span class="p">),</span> +</span><span id="SQLite.Generator-119"><a href="#SQLite.Generator-119"><span class="linenos">119</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">LogicalAnd</span><span class="p">:</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">),</span> +</span><span id="SQLite.Generator-120"><a href="#SQLite.Generator-120"><span class="linenos">120</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Pivot</span><span class="p">:</span> <span class="n">no_pivot_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-121"><a href="#SQLite.Generator-121"><span class="linenos">121</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="SQLite.Generator-122"><a href="#SQLite.Generator-122"><span class="linenos">122</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">:</span> <span class="n">transforms</span><span class="o">.</span><span class="n">preprocess</span><span class="p">(</span> +</span><span id="SQLite.Generator-123"><a href="#SQLite.Generator-123"><span class="linenos">123</span></a> <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 class="n">transforms</span><span class="o">.</span><span class="n">eliminate_qualify</span><span class="p">]</span> +</span><span id="SQLite.Generator-124"><a href="#SQLite.Generator-124"><span class="linenos">124</span></a> <span class="p">),</span> +</span><span id="SQLite.Generator-125"><a href="#SQLite.Generator-125"><span class="linenos">125</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TableSample</span><span class="p">:</span> <span class="n">no_tablesample_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-126"><a href="#SQLite.Generator-126"><span class="linenos">126</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TimeStrToTime</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="p">,</span> <span class="s2">"this"</span><span class="p">),</span> +</span><span id="SQLite.Generator-127"><a href="#SQLite.Generator-127"><span class="linenos">127</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">:</span> <span class="n">no_trycast_sql</span><span class="p">,</span> +</span><span id="SQLite.Generator-128"><a href="#SQLite.Generator-128"><span class="linenos">128</span></a> <span class="p">}</span> +</span><span id="SQLite.Generator-129"><a href="#SQLite.Generator-129"><span class="linenos">129</span></a> +</span><span id="SQLite.Generator-130"><a href="#SQLite.Generator-130"><span class="linenos">130</span></a> <span class="n">PROPERTIES_LOCATION</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="SQLite.Generator-131"><a href="#SQLite.Generator-131"><span class="linenos">131</span></a> <span class="n">k</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Properties</span><span class="o">.</span><span class="n">Location</span><span class="o">.</span><span class="n">UNSUPPORTED</span> +</span><span id="SQLite.Generator-132"><a href="#SQLite.Generator-132"><span class="linenos">132</span></a> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">generator</span><span class="o">.</span><span class="n">Generator</span><span class="o">.</span><span class="n">PROPERTIES_LOCATION</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> +</span><span id="SQLite.Generator-133"><a href="#SQLite.Generator-133"><span class="linenos">133</span></a> <span class="p">}</span> +</span><span id="SQLite.Generator-134"><a href="#SQLite.Generator-134"><span class="linenos">134</span></a> +</span><span id="SQLite.Generator-135"><a href="#SQLite.Generator-135"><span class="linenos">135</span></a> <span class="n">LIMIT_FETCH</span> <span class="o">=</span> <span class="s2">"LIMIT"</span> +</span><span id="SQLite.Generator-136"><a href="#SQLite.Generator-136"><span class="linenos">136</span></a> +</span><span id="SQLite.Generator-137"><a href="#SQLite.Generator-137"><span class="linenos">137</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator-138"><a href="#SQLite.Generator-138"><span class="linenos">138</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">"date"</span><span class="p">):</span> +</span><span id="SQLite.Generator-139"><a href="#SQLite.Generator-139"><span class="linenos">139</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> +</span><span id="SQLite.Generator-140"><a href="#SQLite.Generator-140"><span class="linenos">140</span></a> +</span><span id="SQLite.Generator-141"><a href="#SQLite.Generator-141"><span class="linenos">141</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite.Generator-142"><a href="#SQLite.Generator-142"><span class="linenos">142</span></a> +</span><span id="SQLite.Generator-143"><a href="#SQLite.Generator-143"><span class="linenos">143</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator-144"><a href="#SQLite.Generator-144"><span class="linenos">144</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> +</span><span id="SQLite.Generator-145"><a href="#SQLite.Generator-145"><span class="linenos">145</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> +</span><span id="SQLite.Generator-146"><a href="#SQLite.Generator-146"><span class="linenos">146</span></a> +</span><span id="SQLite.Generator-147"><a href="#SQLite.Generator-147"><span class="linenos">147</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> +</span><span id="SQLite.Generator-148"><a href="#SQLite.Generator-148"><span class="linenos">148</span></a> +</span><span id="SQLite.Generator-149"><a href="#SQLite.Generator-149"><span class="linenos">149</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> +</span><span id="SQLite.Generator-150"><a href="#SQLite.Generator-150"><span class="linenos">150</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> +</span><span id="SQLite.Generator-151"><a href="#SQLite.Generator-151"><span class="linenos">151</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> +</span><span id="SQLite.Generator-152"><a href="#SQLite.Generator-152"><span class="linenos">152</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> +</span><span id="SQLite.Generator-153"><a href="#SQLite.Generator-153"><span class="linenos">153</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> +</span><span id="SQLite.Generator-154"><a href="#SQLite.Generator-154"><span class="linenos">154</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> +</span><span id="SQLite.Generator-155"><a href="#SQLite.Generator-155"><span class="linenos">155</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> +</span><span id="SQLite.Generator-156"><a href="#SQLite.Generator-156"><span class="linenos">156</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> +</span><span id="SQLite.Generator-157"><a href="#SQLite.Generator-157"><span class="linenos">157</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator-158"><a href="#SQLite.Generator-158"><span class="linenos">158</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> +</span><span id="SQLite.Generator-159"><a href="#SQLite.Generator-159"><span class="linenos">159</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator-160"><a href="#SQLite.Generator-160"><span class="linenos">160</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> +</span><span id="SQLite.Generator-161"><a href="#SQLite.Generator-161"><span class="linenos">161</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator-162"><a href="#SQLite.Generator-162"><span class="linenos">162</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> +</span><span id="SQLite.Generator-163"><a href="#SQLite.Generator-163"><span class="linenos">163</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator-164"><a href="#SQLite.Generator-164"><span class="linenos">164</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> +</span><span id="SQLite.Generator-165"><a href="#SQLite.Generator-165"><span class="linenos">165</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="SQLite.Generator-166"><a href="#SQLite.Generator-166"><span class="linenos">166</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> +</span><span id="SQLite.Generator-167"><a href="#SQLite.Generator-167"><span class="linenos">167</span></a> +</span><span id="SQLite.Generator-168"><a href="#SQLite.Generator-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> +</span><span id="SQLite.Generator-169"><a href="#SQLite.Generator-169"><span class="linenos">169</span></a> +</span><span id="SQLite.Generator-170"><a href="#SQLite.Generator-170"><span class="linenos">170</span></a> <span class="c1"># https://www.sqlite.org/lang_aggfunc.html#group_concat</span> +</span><span id="SQLite.Generator-171"><a href="#SQLite.Generator-171"><span class="linenos">171</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator-172"><a href="#SQLite.Generator-172"><span class="linenos">172</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite.Generator-173"><a href="#SQLite.Generator-173"><span class="linenos">173</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> +</span><span id="SQLite.Generator-174"><a href="#SQLite.Generator-174"><span class="linenos">174</span></a> +</span><span id="SQLite.Generator-175"><a href="#SQLite.Generator-175"><span class="linenos">175</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="SQLite.Generator-176"><a href="#SQLite.Generator-176"><span class="linenos">176</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="SQLite.Generator-177"><a href="#SQLite.Generator-177"><span class="linenos">177</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> +</span><span id="SQLite.Generator-178"><a href="#SQLite.Generator-178"><span class="linenos">178</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="SQLite.Generator-179"><a href="#SQLite.Generator-179"><span class="linenos">179</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> +</span><span id="SQLite.Generator-180"><a href="#SQLite.Generator-180"><span class="linenos">180</span></a> +</span><span id="SQLite.Generator-181"><a href="#SQLite.Generator-181"><span class="linenos">181</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> +</span><span id="SQLite.Generator-182"><a href="#SQLite.Generator-182"><span class="linenos">182</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> +</span><span id="SQLite.Generator-183"><a href="#SQLite.Generator-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="SQLite.Generator-184"><a href="#SQLite.Generator-184"><span class="linenos">184</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> </span><span id="SQLite.Generator-185"><a href="#SQLite.Generator-185"><span class="linenos">185</span></a> -</span><span id="SQLite.Generator-186"><a href="#SQLite.Generator-186"><span class="linenos">186</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator-187"><a href="#SQLite.Generator-187"><span class="linenos">187</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="SQLite.Generator-188"><a href="#SQLite.Generator-188"><span class="linenos">188</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite.Generator-189"><a href="#SQLite.Generator-189"><span class="linenos">189</span></a> -</span><span id="SQLite.Generator-190"><a href="#SQLite.Generator-190"><span class="linenos">190</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite.Generator-191"><a href="#SQLite.Generator-191"><span class="linenos">191</span></a> -</span><span id="SQLite.Generator-192"><a href="#SQLite.Generator-192"><span class="linenos">192</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator-193"><a href="#SQLite.Generator-193"><span class="linenos">193</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite.Generator-194"><a href="#SQLite.Generator-194"><span class="linenos">194</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> -</span><span id="SQLite.Generator-195"><a href="#SQLite.Generator-195"><span class="linenos">195</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> +</span><span id="SQLite.Generator-186"><a href="#SQLite.Generator-186"><span class="linenos">186</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> +</span><span id="SQLite.Generator-187"><a href="#SQLite.Generator-187"><span class="linenos">187</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> +</span><span id="SQLite.Generator-188"><a href="#SQLite.Generator-188"><span class="linenos">188</span></a> +</span><span id="SQLite.Generator-189"><a href="#SQLite.Generator-189"><span class="linenos">189</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator-190"><a href="#SQLite.Generator-190"><span class="linenos">190</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="SQLite.Generator-191"><a href="#SQLite.Generator-191"><span class="linenos">191</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite.Generator-192"><a href="#SQLite.Generator-192"><span class="linenos">192</span></a> +</span><span id="SQLite.Generator-193"><a href="#SQLite.Generator-193"><span class="linenos">193</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite.Generator-194"><a href="#SQLite.Generator-194"><span class="linenos">194</span></a> +</span><span id="SQLite.Generator-195"><a href="#SQLite.Generator-195"><span class="linenos">195</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator-196"><a href="#SQLite.Generator-196"><span class="linenos">196</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite.Generator-197"><a href="#SQLite.Generator-197"><span class="linenos">197</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> +</span><span id="SQLite.Generator-198"><a href="#SQLite.Generator-198"><span class="linenos">198</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> </span></pre></div> @@ -729,11 +742,11 @@ Default: True</li> </div> <a class="headerlink" href="#SQLite.Generator.cast_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.cast_sql-134"><a href="#SQLite.Generator.cast_sql-134"><span class="linenos">134</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator.cast_sql-135"><a href="#SQLite.Generator.cast_sql-135"><span class="linenos">135</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">"date"</span><span class="p">):</span> -</span><span id="SQLite.Generator.cast_sql-136"><a href="#SQLite.Generator.cast_sql-136"><span class="linenos">136</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> -</span><span id="SQLite.Generator.cast_sql-137"><a href="#SQLite.Generator.cast_sql-137"><span class="linenos">137</span></a> -</span><span id="SQLite.Generator.cast_sql-138"><a href="#SQLite.Generator.cast_sql-138"><span class="linenos">138</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.cast_sql-137"><a href="#SQLite.Generator.cast_sql-137"><span class="linenos">137</span></a> <span class="k">def</span> <span class="nf">cast_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator.cast_sql-138"><a href="#SQLite.Generator.cast_sql-138"><span class="linenos">138</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">"date"</span><span class="p">):</span> +</span><span id="SQLite.Generator.cast_sql-139"><a href="#SQLite.Generator.cast_sql-139"><span class="linenos">139</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">"DATE"</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> +</span><span id="SQLite.Generator.cast_sql-140"><a href="#SQLite.Generator.cast_sql-140"><span class="linenos">140</span></a> +</span><span id="SQLite.Generator.cast_sql-141"><a href="#SQLite.Generator.cast_sql-141"><span class="linenos">141</span></a> <span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">cast_sql</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> </span></pre></div> @@ -751,32 +764,32 @@ Default: True</li> </div> <a class="headerlink" href="#SQLite.Generator.datediff_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.datediff_sql-140"><a href="#SQLite.Generator.datediff_sql-140"><span class="linenos">140</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-141"><a href="#SQLite.Generator.datediff_sql-141"><span class="linenos">141</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> -</span><span id="SQLite.Generator.datediff_sql-142"><a href="#SQLite.Generator.datediff_sql-142"><span class="linenos">142</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> -</span><span id="SQLite.Generator.datediff_sql-143"><a href="#SQLite.Generator.datediff_sql-143"><span class="linenos">143</span></a> -</span><span id="SQLite.Generator.datediff_sql-144"><a href="#SQLite.Generator.datediff_sql-144"><span class="linenos">144</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> -</span><span id="SQLite.Generator.datediff_sql-145"><a href="#SQLite.Generator.datediff_sql-145"><span class="linenos">145</span></a> -</span><span id="SQLite.Generator.datediff_sql-146"><a href="#SQLite.Generator.datediff_sql-146"><span class="linenos">146</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-147"><a href="#SQLite.Generator.datediff_sql-147"><span class="linenos">147</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> -</span><span id="SQLite.Generator.datediff_sql-148"><a href="#SQLite.Generator.datediff_sql-148"><span class="linenos">148</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-149"><a href="#SQLite.Generator.datediff_sql-149"><span class="linenos">149</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> -</span><span id="SQLite.Generator.datediff_sql-150"><a href="#SQLite.Generator.datediff_sql-150"><span class="linenos">150</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-151"><a href="#SQLite.Generator.datediff_sql-151"><span class="linenos">151</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> -</span><span id="SQLite.Generator.datediff_sql-152"><a href="#SQLite.Generator.datediff_sql-152"><span class="linenos">152</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-153"><a href="#SQLite.Generator.datediff_sql-153"><span class="linenos">153</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> -</span><span id="SQLite.Generator.datediff_sql-154"><a href="#SQLite.Generator.datediff_sql-154"><span class="linenos">154</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-155"><a href="#SQLite.Generator.datediff_sql-155"><span class="linenos">155</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> -</span><span id="SQLite.Generator.datediff_sql-156"><a href="#SQLite.Generator.datediff_sql-156"><span class="linenos">156</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-157"><a href="#SQLite.Generator.datediff_sql-157"><span class="linenos">157</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> -</span><span id="SQLite.Generator.datediff_sql-158"><a href="#SQLite.Generator.datediff_sql-158"><span class="linenos">158</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-159"><a href="#SQLite.Generator.datediff_sql-159"><span class="linenos">159</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> -</span><span id="SQLite.Generator.datediff_sql-160"><a href="#SQLite.Generator.datediff_sql-160"><span class="linenos">160</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-161"><a href="#SQLite.Generator.datediff_sql-161"><span class="linenos">161</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> -</span><span id="SQLite.Generator.datediff_sql-162"><a href="#SQLite.Generator.datediff_sql-162"><span class="linenos">162</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="SQLite.Generator.datediff_sql-163"><a href="#SQLite.Generator.datediff_sql-163"><span class="linenos">163</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> -</span><span id="SQLite.Generator.datediff_sql-164"><a href="#SQLite.Generator.datediff_sql-164"><span class="linenos">164</span></a> -</span><span id="SQLite.Generator.datediff_sql-165"><a href="#SQLite.Generator.datediff_sql-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.datediff_sql-143"><a href="#SQLite.Generator.datediff_sql-143"><span class="linenos">143</span></a> <span class="k">def</span> <span class="nf">datediff_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">DateDiff</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-144"><a href="#SQLite.Generator.datediff_sql-144"><span class="linenos">144</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"unit"</span><span class="p">)</span> +</span><span id="SQLite.Generator.datediff_sql-145"><a href="#SQLite.Generator.datediff_sql-145"><span class="linenos">145</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span> <span class="k">if</span> <span class="n">unit</span> <span class="k">else</span> <span class="s2">"DAY"</span> +</span><span id="SQLite.Generator.datediff_sql-146"><a href="#SQLite.Generator.datediff_sql-146"><span class="linenos">146</span></a> +</span><span id="SQLite.Generator.datediff_sql-147"><a href="#SQLite.Generator.datediff_sql-147"><span class="linenos">147</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"(JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'this'</span><span class="p">)</span><span class="si">}</span><span class="s2">) - JULIANDAY(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span><span class="w"> </span><span class="s1">'expression'</span><span class="p">)</span><span class="si">}</span><span class="s2">))"</span> +</span><span id="SQLite.Generator.datediff_sql-148"><a href="#SQLite.Generator.datediff_sql-148"><span class="linenos">148</span></a> +</span><span id="SQLite.Generator.datediff_sql-149"><a href="#SQLite.Generator.datediff_sql-149"><span class="linenos">149</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MONTH"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-150"><a href="#SQLite.Generator.datediff_sql-150"><span class="linenos">150</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0"</span> +</span><span id="SQLite.Generator.datediff_sql-151"><a href="#SQLite.Generator.datediff_sql-151"><span class="linenos">151</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"YEAR"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-152"><a href="#SQLite.Generator.datediff_sql-152"><span class="linenos">152</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0"</span> +</span><span id="SQLite.Generator.datediff_sql-153"><a href="#SQLite.Generator.datediff_sql-153"><span class="linenos">153</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"HOUR"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-154"><a href="#SQLite.Generator.datediff_sql-154"><span class="linenos">154</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0"</span> +</span><span id="SQLite.Generator.datediff_sql-155"><a href="#SQLite.Generator.datediff_sql-155"><span class="linenos">155</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MINUTE"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-156"><a href="#SQLite.Generator.datediff_sql-156"><span class="linenos">156</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0"</span> +</span><span id="SQLite.Generator.datediff_sql-157"><a href="#SQLite.Generator.datediff_sql-157"><span class="linenos">157</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"SECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-158"><a href="#SQLite.Generator.datediff_sql-158"><span class="linenos">158</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0"</span> +</span><span id="SQLite.Generator.datediff_sql-159"><a href="#SQLite.Generator.datediff_sql-159"><span class="linenos">159</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MILLISECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-160"><a href="#SQLite.Generator.datediff_sql-160"><span class="linenos">160</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0"</span> +</span><span id="SQLite.Generator.datediff_sql-161"><a href="#SQLite.Generator.datediff_sql-161"><span class="linenos">161</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"MICROSECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-162"><a href="#SQLite.Generator.datediff_sql-162"><span class="linenos">162</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0"</span> +</span><span id="SQLite.Generator.datediff_sql-163"><a href="#SQLite.Generator.datediff_sql-163"><span class="linenos">163</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"NANOSECOND"</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-164"><a href="#SQLite.Generator.datediff_sql-164"><span class="linenos">164</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0"</span> +</span><span id="SQLite.Generator.datediff_sql-165"><a href="#SQLite.Generator.datediff_sql-165"><span class="linenos">165</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="SQLite.Generator.datediff_sql-166"><a href="#SQLite.Generator.datediff_sql-166"><span class="linenos">166</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"DATEDIFF unsupported for '</span><span class="si">{unit}</span><span class="s2">'."</span><span class="p">)</span> +</span><span id="SQLite.Generator.datediff_sql-167"><a href="#SQLite.Generator.datediff_sql-167"><span class="linenos">167</span></a> +</span><span id="SQLite.Generator.datediff_sql-168"><a href="#SQLite.Generator.datediff_sql-168"><span class="linenos">168</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)"</span> </span></pre></div> @@ -794,23 +807,23 @@ Default: True</li> </div> <a class="headerlink" href="#SQLite.Generator.groupconcat_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.groupconcat_sql-168"><a href="#SQLite.Generator.groupconcat_sql-168"><span class="linenos">168</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator.groupconcat_sql-169"><a href="#SQLite.Generator.groupconcat_sql-169"><span class="linenos">169</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite.Generator.groupconcat_sql-170"><a href="#SQLite.Generator.groupconcat_sql-170"><span class="linenos">170</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> -</span><span id="SQLite.Generator.groupconcat_sql-171"><a href="#SQLite.Generator.groupconcat_sql-171"><span class="linenos">171</span></a> -</span><span id="SQLite.Generator.groupconcat_sql-172"><a href="#SQLite.Generator.groupconcat_sql-172"><span class="linenos">172</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="SQLite.Generator.groupconcat_sql-173"><a href="#SQLite.Generator.groupconcat_sql-173"><span class="linenos">173</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="SQLite.Generator.groupconcat_sql-174"><a href="#SQLite.Generator.groupconcat_sql-174"><span class="linenos">174</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> -</span><span id="SQLite.Generator.groupconcat_sql-175"><a href="#SQLite.Generator.groupconcat_sql-175"><span class="linenos">175</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="SQLite.Generator.groupconcat_sql-176"><a href="#SQLite.Generator.groupconcat_sql-176"><span class="linenos">176</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> -</span><span id="SQLite.Generator.groupconcat_sql-177"><a href="#SQLite.Generator.groupconcat_sql-177"><span class="linenos">177</span></a> -</span><span id="SQLite.Generator.groupconcat_sql-178"><a href="#SQLite.Generator.groupconcat_sql-178"><span class="linenos">178</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> -</span><span id="SQLite.Generator.groupconcat_sql-179"><a href="#SQLite.Generator.groupconcat_sql-179"><span class="linenos">179</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> -</span><span id="SQLite.Generator.groupconcat_sql-180"><a href="#SQLite.Generator.groupconcat_sql-180"><span class="linenos">180</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> -</span><span id="SQLite.Generator.groupconcat_sql-181"><a href="#SQLite.Generator.groupconcat_sql-181"><span class="linenos">181</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite.Generator.groupconcat_sql-182"><a href="#SQLite.Generator.groupconcat_sql-182"><span class="linenos">182</span></a> -</span><span id="SQLite.Generator.groupconcat_sql-183"><a href="#SQLite.Generator.groupconcat_sql-183"><span class="linenos">183</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> -</span><span id="SQLite.Generator.groupconcat_sql-184"><a href="#SQLite.Generator.groupconcat_sql-184"><span class="linenos">184</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.groupconcat_sql-171"><a href="#SQLite.Generator.groupconcat_sql-171"><span class="linenos">171</span></a> <span class="k">def</span> <span class="nf">groupconcat_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">GroupConcat</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator.groupconcat_sql-172"><a href="#SQLite.Generator.groupconcat_sql-172"><span class="linenos">172</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite.Generator.groupconcat_sql-173"><a href="#SQLite.Generator.groupconcat_sql-173"><span class="linenos">173</span></a> <span class="n">distinct</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Distinct</span><span class="p">)</span> +</span><span id="SQLite.Generator.groupconcat_sql-174"><a href="#SQLite.Generator.groupconcat_sql-174"><span class="linenos">174</span></a> +</span><span id="SQLite.Generator.groupconcat_sql-175"><a href="#SQLite.Generator.groupconcat_sql-175"><span class="linenos">175</span></a> <span class="k">if</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="SQLite.Generator.groupconcat_sql-176"><a href="#SQLite.Generator.groupconcat_sql-176"><span class="linenos">176</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">distinct</span><span class="o">.</span><span class="n">expressions</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="SQLite.Generator.groupconcat_sql-177"><a href="#SQLite.Generator.groupconcat_sql-177"><span class="linenos">177</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">"DISTINCT "</span> +</span><span id="SQLite.Generator.groupconcat_sql-178"><a href="#SQLite.Generator.groupconcat_sql-178"><span class="linenos">178</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="SQLite.Generator.groupconcat_sql-179"><a href="#SQLite.Generator.groupconcat_sql-179"><span class="linenos">179</span></a> <span class="n">distinct_sql</span> <span class="o">=</span> <span class="s2">""</span> +</span><span id="SQLite.Generator.groupconcat_sql-180"><a href="#SQLite.Generator.groupconcat_sql-180"><span class="linenos">180</span></a> +</span><span id="SQLite.Generator.groupconcat_sql-181"><a href="#SQLite.Generator.groupconcat_sql-181"><span class="linenos">181</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">):</span> +</span><span id="SQLite.Generator.groupconcat_sql-182"><a href="#SQLite.Generator.groupconcat_sql-182"><span class="linenos">182</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">"SQLite GROUP_CONCAT doesn't support ORDER BY."</span><span class="p">)</span> +</span><span id="SQLite.Generator.groupconcat_sql-183"><a href="#SQLite.Generator.groupconcat_sql-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">distinct</span><span class="p">:</span> +</span><span id="SQLite.Generator.groupconcat_sql-184"><a href="#SQLite.Generator.groupconcat_sql-184"><span class="linenos">184</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite.Generator.groupconcat_sql-185"><a href="#SQLite.Generator.groupconcat_sql-185"><span class="linenos">185</span></a> +</span><span id="SQLite.Generator.groupconcat_sql-186"><a href="#SQLite.Generator.groupconcat_sql-186"><span class="linenos">186</span></a> <span class="n">separator</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">"separator"</span><span class="p">)</span> +</span><span id="SQLite.Generator.groupconcat_sql-187"><a href="#SQLite.Generator.groupconcat_sql-187"><span class="linenos">187</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"GROUP_CONCAT(</span><span class="si">{</span><span class="n">distinct_sql</span><span class="si">}{</span><span class="bp">self</span><span class="o">.</span><span class="n">format_args</span><span class="p">(</span><span class="n">this</span><span class="p">,</span><span class="w"> </span><span class="n">separator</span><span class="p">)</span><span class="si">}</span><span class="s2">)"</span> </span></pre></div> @@ -828,11 +841,11 @@ Default: True</li> </div> <a class="headerlink" href="#SQLite.Generator.least_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.least_sql-186"><a href="#SQLite.Generator.least_sql-186"><span class="linenos">186</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator.least_sql-187"><a href="#SQLite.Generator.least_sql-187"><span class="linenos">187</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> -</span><span id="SQLite.Generator.least_sql-188"><a href="#SQLite.Generator.least_sql-188"><span class="linenos">188</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> -</span><span id="SQLite.Generator.least_sql-189"><a href="#SQLite.Generator.least_sql-189"><span class="linenos">189</span></a> -</span><span id="SQLite.Generator.least_sql-190"><a href="#SQLite.Generator.least_sql-190"><span class="linenos">190</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.least_sql-189"><a href="#SQLite.Generator.least_sql-189"><span class="linenos">189</span></a> <span class="k">def</span> <span class="nf">least_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">Least</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator.least_sql-190"><a href="#SQLite.Generator.least_sql-190"><span class="linenos">190</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span> +</span><span id="SQLite.Generator.least_sql-191"><a href="#SQLite.Generator.least_sql-191"><span class="linenos">191</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">"MIN"</span><span class="p">)(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span> +</span><span id="SQLite.Generator.least_sql-192"><a href="#SQLite.Generator.least_sql-192"><span class="linenos">192</span></a> +</span><span id="SQLite.Generator.least_sql-193"><a href="#SQLite.Generator.least_sql-193"><span class="linenos">193</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">expressions</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span> </span></pre></div> @@ -850,16 +863,70 @@ Default: True</li> </div> <a class="headerlink" href="#SQLite.Generator.transaction_sql"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.transaction_sql-192"><a href="#SQLite.Generator.transaction_sql-192"><span class="linenos">192</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> -</span><span id="SQLite.Generator.transaction_sql-193"><a href="#SQLite.Generator.transaction_sql-193"><span class="linenos">193</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> -</span><span id="SQLite.Generator.transaction_sql-194"><a href="#SQLite.Generator.transaction_sql-194"><span class="linenos">194</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> -</span><span id="SQLite.Generator.transaction_sql-195"><a href="#SQLite.Generator.transaction_sql-195"><span class="linenos">195</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.transaction_sql-195"><a href="#SQLite.Generator.transaction_sql-195"><span class="linenos">195</span></a> <span class="k">def</span> <span class="nf">transaction_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Transaction</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span> +</span><span id="SQLite.Generator.transaction_sql-196"><a href="#SQLite.Generator.transaction_sql-196"><span class="linenos">196</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span> +</span><span id="SQLite.Generator.transaction_sql-197"><a href="#SQLite.Generator.transaction_sql-197"><span class="linenos">197</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">" </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">"</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">""</span> +</span><span id="SQLite.Generator.transaction_sql-198"><a href="#SQLite.Generator.transaction_sql-198"><span class="linenos">198</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION"</span> </span></pre></div> </div> + <div id="SQLite.Generator.can_identify" class="classattr"> + <input id="SQLite.Generator.can_identify-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1"> +<div class="attr function"> + <div class="decorator">@classmethod</div> + + <span class="def">def</span> + <span class="name">can_identify</span><span class="signature pdoc-code condensed">(<span class="param"><span class="n">text</span><span class="p">:</span> <span class="nb">str</span>, </span><span class="param"><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="s1">'safe'</span></span><span class="return-annotation">) -> <span class="nb">bool</span>:</span></span> + + <label class="view-source-button" for="SQLite.Generator.can_identify-view-source"><span>View Source</span></label> + + </div> + <a class="headerlink" href="#SQLite.Generator.can_identify"></a> + <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.can_identify-247"><a href="#SQLite.Generator.can_identify-247"><span class="linenos">247</span></a> <span class="nd">@classmethod</span> +</span><span id="SQLite.Generator.can_identify-248"><a href="#SQLite.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="SQLite.Generator.can_identify-249"><a href="#SQLite.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="SQLite.Generator.can_identify-250"><a href="#SQLite.Generator.can_identify-250"><span class="linenos">250</span></a> +</span><span id="SQLite.Generator.can_identify-251"><a href="#SQLite.Generator.can_identify-251"><span class="linenos">251</span></a><span class="sd"> Args:</span> +</span><span id="SQLite.Generator.can_identify-252"><a href="#SQLite.Generator.can_identify-252"><span class="linenos">252</span></a><span class="sd"> text: The text to check.</span> +</span><span id="SQLite.Generator.can_identify-253"><a href="#SQLite.Generator.can_identify-253"><span class="linenos">253</span></a><span class="sd"> identify:</span> +</span><span id="SQLite.Generator.can_identify-254"><a href="#SQLite.Generator.can_identify-254"><span class="linenos">254</span></a><span class="sd"> "always" or `True`: Always returns true.</span> +</span><span id="SQLite.Generator.can_identify-255"><a href="#SQLite.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="SQLite.Generator.can_identify-256"><a href="#SQLite.Generator.can_identify-256"><span class="linenos">256</span></a> +</span><span id="SQLite.Generator.can_identify-257"><a href="#SQLite.Generator.can_identify-257"><span class="linenos">257</span></a><span class="sd"> Returns:</span> +</span><span id="SQLite.Generator.can_identify-258"><a href="#SQLite.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="SQLite.Generator.can_identify-259"><a href="#SQLite.Generator.can_identify-259"><span class="linenos">259</span></a><span class="sd"> """</span> +</span><span id="SQLite.Generator.can_identify-260"><a href="#SQLite.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="SQLite.Generator.can_identify-261"><a href="#SQLite.Generator.can_identify-261"><span class="linenos">261</span></a> <span class="k">return</span> <span class="kc">True</span> +</span><span id="SQLite.Generator.can_identify-262"><a href="#SQLite.Generator.can_identify-262"><span class="linenos">262</span></a> +</span><span id="SQLite.Generator.can_identify-263"><a href="#SQLite.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="SQLite.Generator.can_identify-264"><a href="#SQLite.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="SQLite.Generator.can_identify-265"><a href="#SQLite.Generator.can_identify-265"><span class="linenos">265</span></a> +</span><span id="SQLite.Generator.can_identify-266"><a href="#SQLite.Generator.can_identify-266"><span class="linenos">266</span></a> <span class="k">return</span> <span class="kc">False</span> +</span></pre></div> + + + <div class="docstring"><p>Checks if text can be identified given an identify option.</p> + +<h6 id="arguments">Arguments:</h6> + +<ul> +<li><strong>text:</strong> The text to check.</li> +<li><strong>identify:</strong> "always" or <code>True</code>: Always returns true. +"safe": True if the identifier is case-insensitive.</li> +</ul> + +<h6 id="returns">Returns:</h6> + +<blockquote> + <p>Whether or not the given text can be identified.</p> +</blockquote> +</div> + + + </div> <div class="inherited"> <h5>Inherited Members</h5> <dl> @@ -962,6 +1029,7 @@ Default: True</li> <dd id="SQLite.Generator.pragma_sql" class="function"><a href="../generator.html#Generator.pragma_sql">pragma_sql</a></dd> <dd id="SQLite.Generator.lock_sql" class="function"><a href="../generator.html#Generator.lock_sql">lock_sql</a></dd> <dd id="SQLite.Generator.literal_sql" class="function"><a href="../generator.html#Generator.literal_sql">literal_sql</a></dd> + <dd id="SQLite.Generator.escape_str" class="function"><a href="../generator.html#Generator.escape_str">escape_str</a></dd> <dd id="SQLite.Generator.loaddata_sql" class="function"><a href="../generator.html#Generator.loaddata_sql">loaddata_sql</a></dd> <dd id="SQLite.Generator.null_sql" class="function"><a href="../generator.html#Generator.null_sql">null_sql</a></dd> <dd id="SQLite.Generator.boolean_sql" class="function"><a href="../generator.html#Generator.boolean_sql">boolean_sql</a></dd> |