mysql>
mysql> delimiter //
mysql>
mysql> create procedure increment (IN in_count INT)
-> BEGIN
-> declare count INT default 0;
->
-> increment: loop
-> set count = count + 1;
-> if count < 20 then
-> iterate increment;
-> end if;
-> if count > in_count then
-> leave increment;
-> end if;
-> end loop increment;
-> select count;
-> END
-> //
Query OK, 0 rows affected (0.00 sec)
mysql>
mysql> delimiter ;
mysql> call increment(3);
+-------+
| count |
+-------+
| 20 |
+-------+
1 row in set (0.00 sec)
Query OK, 0 rows affected (0.00 sec)
mysql>
mysql> drop procedure increment;
Query OK, 0 rows affected (0.00 sec)
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