Mega Code Archive
! MySQL-specific code
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MySQL Server parses and executes the code within the comment.
Other SQL servers will ignore the extensions.
If you add a version number after the ! character, the syntax within the comment is executed only if the MySQL version is greater than or equal to the specified version number.
mysql>
mysql> CREATE /*!32302 TEMPORARY */ TABLE t (a INT);
Query OK, 0 rows affected (0.02 sec)
mysql>
mysql> desc t;
+-------+---------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+---------+------+-----+---------+-------+
| a | int(11) | YES | | NULL | |
+-------+---------+------+-----+---------+-------+
1 row in set (0.00 sec)
mysql>
mysql> drop table t;
Query OK, 0 rows affected (0.00 sec)
mysql>
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