MySql 删除计划任务
`SELECT * FROM information_schema.events;
SET GLOBAL event_scheduler = 0;
SET GLOBAL event_scheduler = OFF;
DROP EVENT ev_report_day_00_sync;
DROP EVENT ev_report_day_04_sync;`
`SELECT * FROM information_schema.events;
SET GLOBAL event_scheduler = 0;
SET GLOBAL event_scheduler = OFF;
DROP EVENT ev_report_day_00_sync;
DROP EVENT ev_report_day_04_sync;`