关键SQL语句:
ALTER DATABASE [datebase] SET OFFLINE WITH ROLLBACK IMMEDIATE
数据库备份还原可能出现出现“受限制用户”问题的解决
http://fableking.iteye.com/blog/1000803
用完之后再
alter database [dbname] set online
from:
http://kb.cnblogs.com/a/1661095/
以下为直接备份还原数据库
RESTORE DATABASE [xxx] FROM
DISK = N'E:\db\xxx.bak' WITH FILE = 1,
NOUNLOAD, REPLACE, STATS = 10
GO
参考
http://wcp88888888.iteye.com/blog/903877