Mysql存储过程循环内嵌套使用游标示例代码

数据库|mysql教程

Mysql,存储,过程,循环,嵌套,使用,游标,示例,代码,

数据库-mysql教程

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BEGIN — 声明变量 DECLARE v_addtime_begin varchar(13); DECLARE v_addtime_end varchar(13); DECLARE v_borrow_id int; DECLARE v_count int; DECLARE s1 int; /** 声明游标，并将查询结果存到游标中 **/ DECLARE c_borrow CURSOR FOR SELECT ID from roc

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BEGIN -- 声明变量 DECLARE v_addtime_begin varchar(13); DECLARE v_addtime_end varchar(13); DECLARE v_borrow_id int; DECLARE v_count int; DECLARE s1 int; /** 声明游标，并将查询结果存到游标中 **/ DECLARE c_borrow CURSOR FOR SELECT ID from rocky_borrow WHERE BORROWTYPE = 2 AND PUBLISH_TIME >= UNIX_TIMESTAMP(-05-27) AND PUBLISH_TIME = UNIX_TIMESTAMP(-05-27) AND PUBLISH_TIME <= UNIX_TIMESTAMP(-07-30) ORDER by ID ASC; SET s1 = 1; -- 开始事务 START TRANSACTION; -- 打开游标 OPEN c_borrow; -- 循环游标 WHILE s1 = v_addtime_begin AND ADDTIME 1; DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = NULL; OPEN c_accountlog; FETCH c_accountlog INTO v_id,v_user_id,v_type,v_total,v_money,v_use_money,v_no_use_money,v_collection,v_to_user,v_remark,v_addtime,v_addip,v_first_borrow_use_money; WHILE (done IS NOT NULL) DOINSERT INTO rocky_accountlog_test2 (ACCOUNTLOG_ID,USER_ID,TYPE,TOTAL,MONEY,USE_MONEY,NO_USE_MONEY,COLLECTION,TO_USER,REMARK,ADDTIME,ADDIP,FIRST_BORROW_USE_MONEY,BORROW_ID)VALUES (v_id,v_user_id,v_type,v_total,v_money,v_use_money,v_no_use_money,v_collection,v_to_user,v_remark,v_addtime,v_addip,v_first_borrow_use_money,v_borrow_id);FETCH c_accountlog INTO v_id,v_user_id,v_type,v_total,v_money,v_use_money,v_no_use_money,v_collection,v_to_user,v_remark,v_addtime,v_addip,v_first_borrow_use_money; END WHILE; CLOSE c_accountlog; END; END IF; SET s1 = s1 + 1; END WHILE; CLOSE c_borrow; COMMIT; -- 事务提交 END