35 lines
764 B
HTML
35 lines
764 B
HTML
<h2>Comments</h2>
|
|
<pre><code># Single line comment
|
|
-- Single line comment
|
|
// Single line comment
|
|
/* Multi-line
|
|
comment */</code></pre>
|
|
|
|
<h2>Strings</h2>
|
|
<pre><code>"foo \"bar\" baz"
|
|
'foo \'bar\' baz'
|
|
"Multi-line strings
|
|
are supported"
|
|
'Multi-line strings
|
|
are supported'</code></pre>
|
|
|
|
<h2>Variables</h2>
|
|
<pre><code>SET @variable = 1;
|
|
SET @$_ = 2;
|
|
SET @"quoted-variable" = 3;
|
|
SET @'quoted-variable' = 3;
|
|
SET @`quoted-variable` = 3;</code></pre>
|
|
|
|
<h2>Operators</h2>
|
|
<pre><code>SELECT 1 && 1;
|
|
SELECT 1 OR NULL;
|
|
SELECT 5 & 2*3;
|
|
SELECT 2 BETWEEN 1 AND 3;</code></pre>
|
|
|
|
<h2>Functions and keywords</h2>
|
|
<pre><code>SELECT COUNT(*) AS cpt, MAX(t.pos) AS max_pos
|
|
FROM `my_table`
|
|
LEFT JOIN `other_table` AS t
|
|
WHERE `somecol` IS NOT NULL
|
|
ORDER BY t.other_col DESC</code></pre>
|