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在学习MySQL的时候,我们需要知道些什么,要注意哪些问题,下面我们来介绍 MySQL 的 Iterate 迭代语句。
mysql>mysql>mysq<strong>本文来源gaodaima#com搞(代@码$网6</strong>l> DELIMITER //mysql> CREATE PROCEDURE myProc (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> DELIMITER ;mysql>mysql> call myProc(5);+-------+| count |+-------+| 20 |+-------+1 row in set (0.00 sec)Query OK, 0 rows affected (0.00 sec)mysql>mysql> drop procedure myProc;Query OK, 0 rows affected (0.00 sec)mysql>
以上就是介绍 MySQL 的 Iterate 迭代语句实例代码的详细内容,更多请关注搞代码gaodaima其它相关文章!