SHOW VARIABLES LIKE 'event_scheduler'; 查看定时任务
SET GLOBAL event_scheduler = ON; 开启定时任务
createevent myevent
ON SCHEDULE AT TIMESTAMP '2012-07-18 00:00:00' | EVERY 1 DAY
ON COMPLETION PRESERVE
do sql语句
删除event
drop event eventname
SET GLOBAL event_scheduler = ON; 开启定时任务
createevent myevent
ON SCHEDULE AT TIMESTAMP '2012-07-18 00:00:00' | EVERY 1 DAY
ON COMPLETION PRESERVE
do sql语句
删除event
drop event eventname