*、自己犯的小错误
update语句 错误: update words w set w.Cid = 1 and w.Sid = 1 and w.WhiteRule = '**|**|**' and w.Work_Status = 'wait' and w.Last_Completed_Time = NOW() and w.Is_Deleted = 0 and w.CreateTime = NOW() where w.Sid NOT IN (0); 正确: UPDATE words w set w.Cid = 1 , w.Sid = 1-- 需要变动的地方 , w.WhiteRule = '**|**|**' , w.Work_Status = 'wait' , w.Last_Completed_Time = SYSDATE() , Is_Deleted = 0 , w.CreateTime = SYSDATE() WHERE w.Sid is NULl; 2、存储过程中的格式 错误版: DELIMITER $$ DROP PROCEDURE IF EXISTS insertSql $$ CREATE PROCEDURE insertSql() BEGIN declare indexSidOut int;-- 内层循环索引900次 -- 5486--6421 declare indexSidIn int;-- 外层循环索引31次 DECLARE fidC int;-- id DECLARE nameC VARCHAR(200); -- 姓名 SET indexSidIn = 1; set indexSidOut = 5486; REPEAT select fid INTO fidC , nameC INTO nameC from words where Id = indexSidOut; REPEAT-- 内层循环31次 insert into words(Sid , Fid , Word) VALUES(indexSidIn , fidC , nameC); indexSidIn = indexSidIn + 1; UNTIL indexSidIn > 31;-- 此处不该有分号 indexSidOut = indexSidOut + 1; UNTIL indexSidOut > 6421;-- 此处不该有分号 END REPEAT; END $$ DELIMITER ;