1) 覆盖式的备份数据库到文件
BACKUP DATABASE 数据库名 TO DISK = \'备份文件名\' WITH INIT
2) 数据恢复
USE MASTER ALTER DATABASE 数据库名
SET OFFLINE WITH ROLLBACK IMMEDIATE
RESTORE DATABASE 数据库名 FROM DISK = \'备份文件名\'
ALTER DATABASE 数据库名
SET ONLINE WITH ROLLBACK IMMEDIATE
1) 覆盖式的备份数据库到文件
BACKUP DATABASE 数据库名 TO DISK = \'备份文件名\' WITH INIT
2) 数据恢复
USE MASTER ALTER DATABASE 数据库名
SET OFFLINE WITH ROLLBACK IMMEDIATE
RESTORE DATABASE 数据库名 FROM DISK = \'备份文件名\'
ALTER DATABASE 数据库名
SET ONLINE WITH ROLLBACK IMMEDIATE
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