30秒后执行
waitfor delay '00:00:30'
select * from Announcement
晚上11点备份数据库 northwind
waitfor time '23:00'
backup datebase northwind to FLY.bak
转载于:https://www.cnblogs.com/cuihongyu3503319/archive/2006/10/10/524902.html
转载于:https://www.cnblogs.com/cuihongyu3503319/archive/2006/10/10/524902.html