Mysql储存过程8:repeat循环

repeat
SQL
until 条件 end repeat;

do{
#

}while();

mysql> create procedure p1p()
->   begin
->     declare count int default 0;
->     repeat
->       select user();
->       set count = count + 1;
->     until count>3 end repeat;
->   end$
Query OK, 0 rows affected (0.00 sec)

mysql> call p1p()$
+----------------+
| user()         |
+----------------+
| root@localhost |
+----------------+
1 row in set (0.00 sec)

+----------------+
| user()         |
+----------------+
| root@localhost |
+----------------+
1 row in set (0.01 sec)

+----------------+
| user()         |
+----------------+
| root@localhost |
+----------------+
1 row in set (0.01 sec)

+----------------+
| user()         |
+----------------+
| root@localhost |
+----------------+
1 row in set (0.02 sec)

Query OK, 0 rows affected (0.02 sec)

mysql>