一个完整备份可以分开镜像
USE master
GO
BACKUP DATABASE [testdatabase] TO
DISK = N'C: estdatabase1.bak'
MIRROR TO DISK = N'D: estdatabase2.bak'
WITH FORMAT, INIT
GO
  一个完整备份可以先条带化,然后再分开镜像
USE master
GO
BACKUP DATABASE [testdatabase]
TO DISK = N'C: estdatabase1.bak',
DISK = N'C: estdatabase2.bak'
MIRROR
TO DISK = N'D: estdatabase3.bak',
DISK = N'D: estdatabase4.bak'
WITH FORMAT
GO