SQL小工具--移动数据库物理文件

USE master
GO

DECLARE
@DBName sysname,
@DestPath varchar(256)
DECLARE @DB table(
name sysname,
physical_name sysname)

BEGIN TRY

SELECT
@DBName = 'FF',   --input database name
@DestPath = 'E:/' --input destination path

--kill database processes
DECLARE @SPID varchar(20)
DECLARE curProcess CURSOR FOR

SELECT spid
FROM sys.sysprocesses
WHERE DB_NAME(dbid) = @DBName

OPEN curProcess
FETCH NEXT FROM curProcess INTO @SPID
WHILE @@FETCH_STATUS = 0
BEGIN
EXEC('KILL ' + @SPID)
FETCH NEXT FROM curProcess
END
CLOSE curProcess
DEALLOCATE curProcess

--query physical name

INSERT @DB(
name,
physical_name)
SELECT
A.name,
A.physical_name
FROM sys.master_files A
INNER JOIN sys.databases B
ON A.database_id = B.database_id
AND B.name = @DBName
WHERE A.type <=1

--set offline
EXEC('ALTER DATABASE ' + @DBName + ' SET OFFLINE')

--move to dest path
DECLARE
@login_name sysname,
@physical_name sysname,
@temp_name varchar(256)
DECLARE curMove CURSOR FOR
SELECT
name,
physical_name
FROM @DB
OPEN curMove
FETCH NEXT FROM curMove INTO @login_name,@physical_name
WHILE @@FETCH_STATUS = 0
BEGIN
SET @temp_name = RIGHT(@physical_name,CHARINDEX('/',REVERSE(@physical_name)) - 1)
EXEC('exec xp_cmdshell ''move "' + @physical_name + '" "' + @DestPath + '"''')
EXEC('ALTER DATABASE ' + @DBName + ' MODIFY FILE ( NAME = ' + @login_name
+ ', FILENAME = ''' + @DestPath + @temp_name + ''')')
FETCH NEXT FROM curMove INTO @login_name,@physical_name
END
CLOSE curMove
DEALLOCATE curMove

--set online
EXEC('ALTER DATABASE ' + @DBName + ' SET ONLINE')

--show result
SELECT
A.name,
A.physical_name
FROM sys.master_files A
INNER JOIN sys.databases B
ON A.database_id = B.database_id
AND B.name = @DBName
END TRY

BEGIN CATCH
SELECT ERROR_MESSAGE() AS ErrorMessage
END CATCH