mySql event

create event shopCartCleanerListener
on schedule every 1 day starts ‘2015-01-01 00:00:00‘
on completion preserve
enable
do
update shopCart set cart = null;

show variables like ‘%sche%‘;

1、开启配置

set global event_scheduler =1;

2、创建定时任务，每天执行1次(on completion preserve代表永久执行)

CREATE EVENT IF NOT EXISTS whb_zzb_task

ON SCHEDULE EVERY 1 DAY

on completion preserve

DO

update mm_phone_detail set statusflag=2;

3、更改定时任务，5天执行1次

ALTER EVENT whb_zzb_task ON SCHEDULE EVERY 5 DAY;

4、开启任务

ALTER EVENT whb_zzb_task ENABLE;

5、关闭任务

ALTER EVENT whb_zzb_task DISABLE;

6、删除任务

DROP EVENT IF EXISTS whb_zzb_task