MySQL创建定时event删除N天前数据

CREATE EVENT e_clear_monitor_history_data_daily 
ON SCHEDULE EVERY 1 DAY
STARTS '2017-11-29 01:00:00'
DO DELETE FROM 

monitor_data_history WHERE UpdateTime  < subdate(now(), interval 5 day)

参考：

http://blog.csdn.net/beyondlpf/article/details/39672599