存储过程实例：
DELIMITER $$
drop procedure if exists ff $$
CREATE
/*[DEFINER = { user | CURRENT_USER }]*/
PROCEDURE ff()
/*LANGUAGE SQL
| [NOT] DETERMINISTIC
| { CONTAINS SQL | NO SQL | READS SQL DATA | MODIFIES SQL DATA }
| SQL SECURITY { DEFINER | INVOKER }
| COMMENT 'string'*/
BEGIN
declare i integer;
declare am integer;
declare idx integer;
set idx=512;
set am=100;
set i=0;
while i<303 do
begin
if idx != 612
then
update mgrcapitaldf set balance=balance+am*i where id=idx;
set i = i +1;
end if;
set idx = idx+1;
end;
end while;
END$$
DELIMITER ;
-- 调用方法：
call ff();