sqlserver数据库移动数据库路径的脚本示例

前端技术 2023/09/08 MSSQL

复制代码 代码如下:

USE master
GO

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


BEGIN TRY

SELECT
    @DBName = \'TargetDatabaseName\',   --input database name
    @DestPath = \'D:\\SqlData\\\'         --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
GO

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