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Diffstat (limited to 'docs/sqlglot/dialects/sqlite.html')
-rw-r--r--docs/sqlglot/dialects/sqlite.html227
1 files changed, 177 insertions, 50 deletions
diff --git a/docs/sqlglot/dialects/sqlite.html b/docs/sqlglot/dialects/sqlite.html
index 369d58c..37cb29d 100644
--- a/docs/sqlglot/dialects/sqlite.html
+++ b/docs/sqlglot/dialects/sqlite.html
@@ -49,6 +49,9 @@
<a class="class" href="#SQLite.Generator">SQLite.Generator</a>
<ul class="memberlist">
<li>
+ <a class="function" href="#SQLite.Generator.datediff_sql">datediff_sql</a>
+ </li>
+ <li>
<a class="function" href="#SQLite.Generator.fetch_sql">fetch_sql</a>
</li>
<li>
@@ -180,19 +183,46 @@
</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">GroupConcat</span><span class="p">:</span> <span class="n">_group_concat_sql</span><span class="p">,</span>
</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> <span class="p">}</span>
</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a>
-</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
-</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><span class="p">)))</span>
-</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a>
-</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> <span class="k">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><span id="L-99"><a href="#L-99"><span class="linenos"> 99</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
-</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-101"><a href="#L-101"><span class="linenos">101</span></a>
-</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="k">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-103"><a href="#L-103"><span class="linenos">103</span></a>
-</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="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><span id="L-105"><a href="#L-105"><span class="linenos">105</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-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
-</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
+</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</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">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
+</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</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">&quot;unit&quot;</span><span class="p">)</span>
+</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</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">&quot;DAY&quot;</span>
+</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a>
+</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;(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">&#39;this&#39;</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">&#39;expression&#39;</span><span class="p">)</span><span class="si">}</span><span class="s2">))&quot;</span>
+</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>
+</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MONTH&quot;</span><span class="p">:</span>
+</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0&quot;</span>
+</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;YEAR&quot;</span><span class="p">:</span>
+</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0&quot;</span>
+</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;HOUR&quot;</span><span class="p">:</span>
+</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0&quot;</span>
+</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MINUTE&quot;</span><span class="p">:</span>
+</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0&quot;</span>
+</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;SECOND&quot;</span><span class="p">:</span>
+</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0&quot;</span>
+</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MILLISECOND&quot;</span><span class="p">:</span>
+</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0&quot;</span>
+</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MICROSECOND&quot;</span><span class="p">:</span>
+</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0&quot;</span>
+</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;NANOSECOND&quot;</span><span class="p">:</span>
+</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0&quot;</span>
+</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="k">else</span><span class="p">:</span>
+</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">&quot;DATEDIFF unsupported for &#39;</span><span class="si">{unit}</span><span class="s2">&#39;.&quot;</span><span class="p">)</span>
+</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a>
+</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)&quot;</span>
+</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>
+</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
+</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><span class="p">)))</span>
+</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a>
+</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="k">def</span> <span class="nf">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><span id="L-126"><a href="#L-126"><span class="linenos">126</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
+</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-128"><a href="#L-128"><span class="linenos">128</span></a>
+</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="k">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-130"><a href="#L-130"><span class="linenos">130</span></a>
+</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> <span class="k">def</span> <span class="nf">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><span id="L-132"><a href="#L-132"><span class="linenos">132</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-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
+</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
</span></pre></div>
@@ -262,19 +292,46 @@
</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">GroupConcat</span><span class="p">:</span> <span class="n">_group_concat_sql</span><span class="p">,</span>
</span><span id="SQLite-94"><a href="#SQLite-94"><span class="linenos"> 94</span></a> <span class="p">}</span>
</span><span id="SQLite-95"><a href="#SQLite-95"><span class="linenos"> 95</span></a>
-</span><span id="SQLite-96"><a href="#SQLite-96"><span class="linenos"> 96</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
-</span><span id="SQLite-97"><a href="#SQLite-97"><span class="linenos"> 97</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><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="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><span id="SQLite-100"><a href="#SQLite-100"><span class="linenos">100</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
-</span><span id="SQLite-101"><a href="#SQLite-101"><span class="linenos">101</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-102"><a href="#SQLite-102"><span class="linenos">102</span></a>
-</span><span id="SQLite-103"><a href="#SQLite-103"><span class="linenos">103</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-104"><a href="#SQLite-104"><span class="linenos">104</span></a>
-</span><span id="SQLite-105"><a href="#SQLite-105"><span class="linenos">105</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><span id="SQLite-106"><a href="#SQLite-106"><span class="linenos">106</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-107"><a href="#SQLite-107"><span class="linenos">107</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
-</span><span id="SQLite-108"><a href="#SQLite-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
+</span><span id="SQLite-96"><a href="#SQLite-96"><span class="linenos"> 96</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">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
+</span><span id="SQLite-97"><a href="#SQLite-97"><span class="linenos"> 97</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">&quot;unit&quot;</span><span class="p">)</span>
+</span><span id="SQLite-98"><a href="#SQLite-98"><span class="linenos"> 98</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">&quot;DAY&quot;</span>
+</span><span id="SQLite-99"><a href="#SQLite-99"><span class="linenos"> 99</span></a>
+</span><span id="SQLite-100"><a href="#SQLite-100"><span class="linenos">100</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;(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">&#39;this&#39;</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">&#39;expression&#39;</span><span class="p">)</span><span class="si">}</span><span class="s2">))&quot;</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="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MONTH&quot;</span><span class="p">:</span>
+</span><span id="SQLite-103"><a href="#SQLite-103"><span class="linenos">103</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0&quot;</span>
+</span><span id="SQLite-104"><a href="#SQLite-104"><span class="linenos">104</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;YEAR&quot;</span><span class="p">:</span>
+</span><span id="SQLite-105"><a href="#SQLite-105"><span class="linenos">105</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0&quot;</span>
+</span><span id="SQLite-106"><a href="#SQLite-106"><span class="linenos">106</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;HOUR&quot;</span><span class="p">:</span>
+</span><span id="SQLite-107"><a href="#SQLite-107"><span class="linenos">107</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0&quot;</span>
+</span><span id="SQLite-108"><a href="#SQLite-108"><span class="linenos">108</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MINUTE&quot;</span><span class="p">:</span>
+</span><span id="SQLite-109"><a href="#SQLite-109"><span class="linenos">109</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0&quot;</span>
+</span><span id="SQLite-110"><a href="#SQLite-110"><span class="linenos">110</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;SECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite-111"><a href="#SQLite-111"><span class="linenos">111</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0&quot;</span>
+</span><span id="SQLite-112"><a href="#SQLite-112"><span class="linenos">112</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MILLISECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite-113"><a href="#SQLite-113"><span class="linenos">113</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0&quot;</span>
+</span><span id="SQLite-114"><a href="#SQLite-114"><span class="linenos">114</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MICROSECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite-115"><a href="#SQLite-115"><span class="linenos">115</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0&quot;</span>
+</span><span id="SQLite-116"><a href="#SQLite-116"><span class="linenos">116</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;NANOSECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite-117"><a href="#SQLite-117"><span class="linenos">117</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0&quot;</span>
+</span><span id="SQLite-118"><a href="#SQLite-118"><span class="linenos">118</span></a> <span class="k">else</span><span class="p">:</span>
+</span><span id="SQLite-119"><a href="#SQLite-119"><span class="linenos">119</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">&quot;DATEDIFF unsupported for &#39;</span><span class="si">{unit}</span><span class="s2">&#39;.&quot;</span><span class="p">)</span>
+</span><span id="SQLite-120"><a href="#SQLite-120"><span class="linenos">120</span></a>
+</span><span id="SQLite-121"><a href="#SQLite-121"><span class="linenos">121</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)&quot;</span>
+</span><span id="SQLite-122"><a href="#SQLite-122"><span class="linenos">122</span></a>
+</span><span id="SQLite-123"><a href="#SQLite-123"><span class="linenos">123</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
+</span><span id="SQLite-124"><a href="#SQLite-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><span class="p">)))</span>
+</span><span id="SQLite-125"><a href="#SQLite-125"><span class="linenos">125</span></a>
+</span><span id="SQLite-126"><a href="#SQLite-126"><span class="linenos">126</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><span id="SQLite-127"><a href="#SQLite-127"><span class="linenos">127</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
+</span><span id="SQLite-128"><a href="#SQLite-128"><span class="linenos">128</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-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="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-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="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><span id="SQLite-133"><a href="#SQLite-133"><span class="linenos">133</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-134"><a href="#SQLite-134"><span class="linenos">134</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
+</span><span id="SQLite-135"><a href="#SQLite-135"><span class="linenos">135</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
</span></pre></div>
@@ -442,19 +499,46 @@ Default: "nulls_are_small"</li>
</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">GroupConcat</span><span class="p">:</span> <span class="n">_group_concat_sql</span><span class="p">,</span>
</span><span id="SQLite.Generator-94"><a href="#SQLite.Generator-94"><span class="linenos"> 94</span></a> <span class="p">}</span>
</span><span id="SQLite.Generator-95"><a href="#SQLite.Generator-95"><span class="linenos"> 95</span></a>
-</span><span id="SQLite.Generator-96"><a href="#SQLite.Generator-96"><span class="linenos"> 96</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
-</span><span id="SQLite.Generator-97"><a href="#SQLite.Generator-97"><span class="linenos"> 97</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><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="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><span id="SQLite.Generator-100"><a href="#SQLite.Generator-100"><span class="linenos">100</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
-</span><span id="SQLite.Generator-101"><a href="#SQLite.Generator-101"><span class="linenos">101</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-102"><a href="#SQLite.Generator-102"><span class="linenos">102</span></a>
-</span><span id="SQLite.Generator-103"><a href="#SQLite.Generator-103"><span class="linenos">103</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-104"><a href="#SQLite.Generator-104"><span class="linenos">104</span></a>
-</span><span id="SQLite.Generator-105"><a href="#SQLite.Generator-105"><span class="linenos">105</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><span id="SQLite.Generator-106"><a href="#SQLite.Generator-106"><span class="linenos">106</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-107"><a href="#SQLite.Generator-107"><span class="linenos">107</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
-</span><span id="SQLite.Generator-108"><a href="#SQLite.Generator-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
+</span><span id="SQLite.Generator-96"><a href="#SQLite.Generator-96"><span class="linenos"> 96</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">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
+</span><span id="SQLite.Generator-97"><a href="#SQLite.Generator-97"><span class="linenos"> 97</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">&quot;unit&quot;</span><span class="p">)</span>
+</span><span id="SQLite.Generator-98"><a href="#SQLite.Generator-98"><span class="linenos"> 98</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">&quot;DAY&quot;</span>
+</span><span id="SQLite.Generator-99"><a href="#SQLite.Generator-99"><span class="linenos"> 99</span></a>
+</span><span id="SQLite.Generator-100"><a href="#SQLite.Generator-100"><span class="linenos">100</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;(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">&#39;this&#39;</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">&#39;expression&#39;</span><span class="p">)</span><span class="si">}</span><span class="s2">))&quot;</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="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MONTH&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator-103"><a href="#SQLite.Generator-103"><span class="linenos">103</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0&quot;</span>
+</span><span id="SQLite.Generator-104"><a href="#SQLite.Generator-104"><span class="linenos">104</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;YEAR&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0&quot;</span>
+</span><span id="SQLite.Generator-106"><a href="#SQLite.Generator-106"><span class="linenos">106</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;HOUR&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0&quot;</span>
+</span><span id="SQLite.Generator-108"><a href="#SQLite.Generator-108"><span class="linenos">108</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MINUTE&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0&quot;</span>
+</span><span id="SQLite.Generator-110"><a href="#SQLite.Generator-110"><span class="linenos">110</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;SECOND&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0&quot;</span>
+</span><span id="SQLite.Generator-112"><a href="#SQLite.Generator-112"><span class="linenos">112</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MILLISECOND&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0&quot;</span>
+</span><span id="SQLite.Generator-114"><a href="#SQLite.Generator-114"><span class="linenos">114</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MICROSECOND&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0&quot;</span>
+</span><span id="SQLite.Generator-116"><a href="#SQLite.Generator-116"><span class="linenos">116</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;NANOSECOND&quot;</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">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0&quot;</span>
+</span><span id="SQLite.Generator-118"><a href="#SQLite.Generator-118"><span class="linenos">118</span></a> <span class="k">else</span><span class="p">:</span>
+</span><span id="SQLite.Generator-119"><a href="#SQLite.Generator-119"><span class="linenos">119</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">&quot;DATEDIFF unsupported for &#39;</span><span class="si">{unit}</span><span class="s2">&#39;.&quot;</span><span class="p">)</span>
+</span><span id="SQLite.Generator-120"><a href="#SQLite.Generator-120"><span class="linenos">120</span></a>
+</span><span id="SQLite.Generator-121"><a href="#SQLite.Generator-121"><span class="linenos">121</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)&quot;</span>
+</span><span id="SQLite.Generator-122"><a href="#SQLite.Generator-122"><span class="linenos">122</span></a>
+</span><span id="SQLite.Generator-123"><a href="#SQLite.Generator-123"><span class="linenos">123</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
+</span><span id="SQLite.Generator-124"><a href="#SQLite.Generator-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><span class="p">)))</span>
+</span><span id="SQLite.Generator-125"><a href="#SQLite.Generator-125"><span class="linenos">125</span></a>
+</span><span id="SQLite.Generator-126"><a href="#SQLite.Generator-126"><span class="linenos">126</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><span id="SQLite.Generator-127"><a href="#SQLite.Generator-127"><span class="linenos">127</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
+</span><span id="SQLite.Generator-128"><a href="#SQLite.Generator-128"><span class="linenos">128</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-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="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-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="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><span id="SQLite.Generator-133"><a href="#SQLite.Generator-133"><span class="linenos">133</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-134"><a href="#SQLite.Generator-134"><span class="linenos">134</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
+</span><span id="SQLite.Generator-135"><a href="#SQLite.Generator-135"><span class="linenos">135</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
</span></pre></div>
@@ -503,6 +587,49 @@ Default: True</li>
</div>
+ <div id="SQLite.Generator.datediff_sql" class="classattr">
+ <input id="SQLite.Generator.datediff_sql-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
+<div class="attr function">
+
+ <span class="def">def</span>
+ <span class="name">datediff_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="n">expression</span><span class="p">:</span> <span class="n"><a href="../expressions.html#DateDiff">sqlglot.expressions.DateDiff</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span>
+
+ <label class="view-source-button" for="SQLite.Generator.datediff_sql-view-source"><span>View Source</span></label>
+
+ </div>
+ <a class="headerlink" href="#SQLite.Generator.datediff_sql"></a>
+ <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.datediff_sql-96"><a href="#SQLite.Generator.datediff_sql-96"><span class="linenos"> 96</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">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-97"><a href="#SQLite.Generator.datediff_sql-97"><span class="linenos"> 97</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">&quot;unit&quot;</span><span class="p">)</span>
+</span><span id="SQLite.Generator.datediff_sql-98"><a href="#SQLite.Generator.datediff_sql-98"><span class="linenos"> 98</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">&quot;DAY&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-99"><a href="#SQLite.Generator.datediff_sql-99"><span class="linenos"> 99</span></a>
+</span><span id="SQLite.Generator.datediff_sql-100"><a href="#SQLite.Generator.datediff_sql-100"><span class="linenos">100</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;(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">&#39;this&#39;</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">&#39;expression&#39;</span><span class="p">)</span><span class="si">}</span><span class="s2">))&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-101"><a href="#SQLite.Generator.datediff_sql-101"><span class="linenos">101</span></a>
+</span><span id="SQLite.Generator.datediff_sql-102"><a href="#SQLite.Generator.datediff_sql-102"><span class="linenos">102</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MONTH&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-103"><a href="#SQLite.Generator.datediff_sql-103"><span class="linenos">103</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 30.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-104"><a href="#SQLite.Generator.datediff_sql-104"><span class="linenos">104</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;YEAR&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-105"><a href="#SQLite.Generator.datediff_sql-105"><span class="linenos">105</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> / 365.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-106"><a href="#SQLite.Generator.datediff_sql-106"><span class="linenos">106</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;HOUR&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-107"><a href="#SQLite.Generator.datediff_sql-107"><span class="linenos">107</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 24.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-108"><a href="#SQLite.Generator.datediff_sql-108"><span class="linenos">108</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MINUTE&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-109"><a href="#SQLite.Generator.datediff_sql-109"><span class="linenos">109</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 1440.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-110"><a href="#SQLite.Generator.datediff_sql-110"><span class="linenos">110</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;SECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-111"><a href="#SQLite.Generator.datediff_sql-111"><span class="linenos">111</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-112"><a href="#SQLite.Generator.datediff_sql-112"><span class="linenos">112</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MILLISECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-113"><a href="#SQLite.Generator.datediff_sql-113"><span class="linenos">113</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-114"><a href="#SQLite.Generator.datediff_sql-114"><span class="linenos">114</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;MICROSECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-115"><a href="#SQLite.Generator.datediff_sql-115"><span class="linenos">115</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 86400000000.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-116"><a href="#SQLite.Generator.datediff_sql-116"><span class="linenos">116</span></a> <span class="k">elif</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;NANOSECOND&quot;</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-117"><a href="#SQLite.Generator.datediff_sql-117"><span class="linenos">117</span></a> <span class="n">sql</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> * 8640000000000.0&quot;</span>
+</span><span id="SQLite.Generator.datediff_sql-118"><a href="#SQLite.Generator.datediff_sql-118"><span class="linenos">118</span></a> <span class="k">else</span><span class="p">:</span>
+</span><span id="SQLite.Generator.datediff_sql-119"><a href="#SQLite.Generator.datediff_sql-119"><span class="linenos">119</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">unsupported</span><span class="p">(</span><span class="s2">&quot;DATEDIFF unsupported for &#39;</span><span class="si">{unit}</span><span class="s2">&#39;.&quot;</span><span class="p">)</span>
+</span><span id="SQLite.Generator.datediff_sql-120"><a href="#SQLite.Generator.datediff_sql-120"><span class="linenos">120</span></a>
+</span><span id="SQLite.Generator.datediff_sql-121"><a href="#SQLite.Generator.datediff_sql-121"><span class="linenos">121</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;CAST(</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2"> AS INTEGER)&quot;</span>
+</span></pre></div>
+
+
+
+
+ </div>
<div id="SQLite.Generator.fetch_sql" class="classattr">
<input id="SQLite.Generator.fetch_sql-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<div class="attr function">
@@ -514,8 +641,8 @@ Default: True</li>
</div>
<a class="headerlink" href="#SQLite.Generator.fetch_sql"></a>
- <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.fetch_sql-96"><a href="#SQLite.Generator.fetch_sql-96"><span class="linenos">96</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
-</span><span id="SQLite.Generator.fetch_sql-97"><a href="#SQLite.Generator.fetch_sql-97"><span class="linenos">97</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><span class="p">)))</span>
+ <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.fetch_sql-123"><a href="#SQLite.Generator.fetch_sql-123"><span class="linenos">123</span></a> <span class="k">def</span> <span class="nf">fetch_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">):</span>
+</span><span id="SQLite.Generator.fetch_sql-124"><a href="#SQLite.Generator.fetch_sql-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">limit_sql</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Limit</span><span class="p">(</span><span class="n">expression</span><span class="o">=</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;count&quot;</span><span class="p">)))</span>
</span></pre></div>
@@ -533,11 +660,11 @@ 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-99"><a href="#SQLite.Generator.least_sql-99"><span class="linenos"> 99</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><span id="SQLite.Generator.least_sql-100"><a href="#SQLite.Generator.least_sql-100"><span class="linenos">100</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
-</span><span id="SQLite.Generator.least_sql-101"><a href="#SQLite.Generator.least_sql-101"><span class="linenos">101</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-102"><a href="#SQLite.Generator.least_sql-102"><span class="linenos">102</span></a>
-</span><span id="SQLite.Generator.least_sql-103"><a href="#SQLite.Generator.least_sql-103"><span class="linenos">103</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-126"><a href="#SQLite.Generator.least_sql-126"><span class="linenos">126</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><span id="SQLite.Generator.least_sql-127"><a href="#SQLite.Generator.least_sql-127"><span class="linenos">127</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">&gt;</span> <span class="mi">1</span><span class="p">:</span>
+</span><span id="SQLite.Generator.least_sql-128"><a href="#SQLite.Generator.least_sql-128"><span class="linenos">128</span></a> <span class="k">return</span> <span class="n">rename_func</span><span class="p">(</span><span class="s2">&quot;MIN&quot;</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-129"><a href="#SQLite.Generator.least_sql-129"><span class="linenos">129</span></a>
+</span><span id="SQLite.Generator.least_sql-130"><a href="#SQLite.Generator.least_sql-130"><span class="linenos">130</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>
@@ -555,10 +682,10 @@ 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-105"><a href="#SQLite.Generator.transaction_sql-105"><span class="linenos">105</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><span id="SQLite.Generator.transaction_sql-106"><a href="#SQLite.Generator.transaction_sql-106"><span class="linenos">106</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-107"><a href="#SQLite.Generator.transaction_sql-107"><span class="linenos">107</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
-</span><span id="SQLite.Generator.transaction_sql-108"><a href="#SQLite.Generator.transaction_sql-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
+ <div class="pdoc-code codehilite"><pre><span></span><span id="SQLite.Generator.transaction_sql-132"><a href="#SQLite.Generator.transaction_sql-132"><span class="linenos">132</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><span id="SQLite.Generator.transaction_sql-133"><a href="#SQLite.Generator.transaction_sql-133"><span class="linenos">133</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-134"><a href="#SQLite.Generator.transaction_sql-134"><span class="linenos">134</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; </span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2">&quot;</span> <span class="k">if</span> <span class="n">this</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
+</span><span id="SQLite.Generator.transaction_sql-135"><a href="#SQLite.Generator.transaction_sql-135"><span class="linenos">135</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;BEGIN</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> TRANSACTION&quot;</span>
</span></pre></div>