mysql 游标使用模版

BEGIN
/**
*
* 游标模版
* @author xuyw
* @email xyw10000@163.com
* @date 2014-05-19
*/
/*游标数据变量 uid*/
DECLARE uid VARCHAR(128);
DECLARE done INT DEFAULT 0;

/*查询所有用户*/
DECLARE cur CURSOR FOR SELECT xxx FROM xx;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;
OPEN cur;
/* 开始循环*/
REPEAT
/* 提取游标里的数据*/
FETCH cur INTO uid;
IF done =0 THEN
执行你的业务
END IF;
UNTIL done=1
END REPEAT;
/*关闭游标*/
CLOSE cur;
END;