The backup set holds a backup of a database other than the existing ‘dbName’ database



[Solved] System.Data.SqlClient.SqlError: The backup set holds a backup of a database other than the existing ‘dbName’ database
http://blog.csdn.net/j2eevic/article/details/7408432

--返回由备份集内包含的数据库和日志文件列表组成的结果集。
--主要获得逻辑文件名
USE master
RESTORE FILELISTONLY
   FROM DISK = 'g:\back.Bak'
Go
--**********************************
/*
利用bak恢复数据库，强制还原(REPLACE)
STATS = 10 每完成10%显示一条记录
DBTest和DBTest_log是上面g:\back.Bak里的逻辑文件
*/
USE master
RESTORE DATABASE DB
   FROM DISK = 'g:\back.Bak'
   WITH MOVE 'DBTest' TO 'E:\Program Files\Microsoft SQL Server2005\Data\DB.mdf',
   MOVE 'DBTest_log' TO 'E:\Program Files\Microsoft SQL Server2005\Data\DB_log.ldf',
STATS = 10, REPLACE
GO
-------------------------------------

/*
备份数据DB 到.bak文件。然后利用此bak文件恢复一个新的数据库DBTest。
*/
USE master
BACKUP DATABASE DB
  TO DISK = 'g:\DBBack0930.bak'
RESTORE FILELISTONLY
  FROM DISK = 'g:\DBBack0930.bak'
RESTORE DATABASE DBTest
  FROM DISK = 'g:\DBBack0930.bak'
  WITH MOVE 'DBTest' TO 'E:\Program Files\Microsoft SQL Server2005\Data\DBTest.mdf',
  MOVE 'DBTest_log' TO 'E:\Program Files\Microsoft SQL Server2005\Data\DBTest_log.ldf'
GO
---******************************