查看event是否开启 show variables like '%sche%';  将事件计划开启 set global event_scheduler =1;  创建存储过程test CREATE DEFINER=`root`@`%` PROCEDURE `e_test`() BEGIN      -- 变量声明      DECLARE  S_date  INT(11);      DECLARE  S_hour  INT(11);      DECLARE  S_min   INT(11);      DECLARE  S_count char(14);      declare flag int default false;      DECLARE diff_curtime_tstime CURSOR FOR SELECT  day,hour,min_index  FROM ts_record;        declare continue handler for not found  set flag = true;       OPEN  diff_curtime_tstime;      READ_LOOP:loop      FETCH diff_curtime_tstime into S_date,S_hour,S_min;      IF flag THEN      LEAVE READ_LOOP;      END IF;             SELECT  CAST(S_date as  CHAR(8));           SELECT  CAST(S_hour as  CHAR(2));          Set   S_min =S_min*10;           SELECT  S_min;          SELECT  CAST(S_min as  CHAR(2));          SET S_count= CONCAT(S_date,S_hour,S_min,'00');          SELECT  UNIX_TIMESTAMP(S_count);          SELECT  UNIX_TIMESTAMP();          DELETE FROM ts_record  where   (UNIX_TIMESTAMP()-UNIX_TIMESTAMP(S_count))>3600;      end loop;    close  diff_curtime_tstime;      END; 创建event e_test CREATE EVENT fe_test on schedule EVERY 2  second  on completion preserve  do call e_test(); 关闭事件任务 删除job drop event e_del_logs;