如何完整的修改一个数据库的名称

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这个是网友写的如何完整的修改一个数据库的名称，很有参考价值

/*
该脚本示例如何完整的修改一个数据库的名称.
数据为原名称为DB_BEIJING，需要修改成DB_SHANGHAI
perfectaction 2012.12.19
*/

--判断是否存在同名的数据库，以防止误删除USE masterGOIF EXISTS (SELECT name FROM sys.databases WHERE name = N'DB_BEIJING')BEGIN    RAISERROR('请注意：数据库已存在！',15,1)    RETURN    --DROP DATABASE DB_BEIJINGENDGOUSE masterGO--创建测试数库CREATE DATABASE [DB_BEIJING] ON PRIMARY (     NAME = N'DB_BEIJING',     FILENAME = N'X:\DATA\DB_BEIJING.mdf' ,     SIZE = 3072KB ,     FILEGROWTH = 1024KB )LOG ON (     NAME = N'DB_BEIJING_log',     FILENAME = N'W:\Log\DB_BEIJING_log.ldf' ,     SIZE = 1024KB ,     FILEGROWTH = 1024KB )GO

以下为修改过程

--step 1 : 修改数据库名称USE masterGOALTER DATABASE DB_BEIJING SET SINGLE_USER WITH ROLLBACK IMMEDIATEGOEXEC master..sp_renamedb 'DB_BEIJING','DB_SHANGHAI'GOALTER DATABASE DB_SHANGHAI SET MULTI_USER GO--step 2 : 查看修改名称后的数据库逻辑名及物理文件名USE masterGOSELECT name AS [Logical Name], physical_name AS [DB File Path],type_desc AS [File Type],state_desc AS [State] FROM sys.master_filesWHERE database_id = DB_ID(N'DB_SHANGHAI')GO/*Logical Name    DB File Path                File Type    StateDB_BEIJING        X:\DATA\DB_BEIJING.mdf        ROWS        ONLINEDB_BEIJING_log    W:\Log\DB_BEIJING_log.ldf    LOG            ONLINE*/--step 3 : 修改数据库逻辑文件名称USE masterGOALTER DATABASE DB_SHANGHAI SET SINGLE_USER WITH ROLLBACK IMMEDIATEGOALTER DATABASE DB_SHANGHAI MODIFY FILE (NAME=N'DB_BEIJING', NEWNAME=N'DB_SHANGHAI')GOALTER DATABASE DB_SHANGHAI MODIFY FILE (NAME=N'DB_BEIJING_log', NEWNAME=N'DB_SHANGHAI_log')GOALTER DATABASE DB_SHANGHAI SET MULTI_USER GO--step 4 : 修改数据库物理文件名称之前先打开xp_cmdshell支持USE masterGOsp_configure 'show advanced options',1GORECONFIGURE WITH OVERRIDEGOsp_configure 'xp_cmdshell', 1GORECONFIGURE WITH OVERRIDEGO--step 5 : 重命名数据库物理文件名称USE [master]GOALTER DATABASE DB_SHANGHAI SET OFFLINE WITH ROLLBACK IMMEDIATEGOEXEC xp_cmdshell 'RENAME "X:\DATA\DB_BEIJING.mdf", "DB_SHANGHAI.mdf"'GOEXEC xp_cmdshell 'RENAME "W:\Log\DB_BEIJING_log.ldf", "DB_SHANGHAI_log.ldf"'GO--step 6 : 将数据库逻辑名称指向新的物理文件，并将数据库onlineUSE [master]GOALTER DATABASE DB_SHANGHAI MODIFY FILE (NAME =DB_SHANGHAI, FILENAME = 'X:\DATA\DB_SHANGHAI.mdf')GOALTER DATABASE DB_SHANGHAI MODIFY FILE (NAME =DB_SHANGHAI_log, FILENAME = 'W:\LOG\DB_SHANGHAI_log.ldf')GOALTER DATABASE DB_SHANGHAI SET ONLINE--step 7 : 查看全部修改完成后的数据库情况USE masterGOSELECT name AS [Logical Name], physical_name AS [DB File Path],type_desc AS [File Type],state_desc AS [State] FROM sys.master_filesWHERE database_id = DB_ID(N'DB_SHANGHAI')GO/*Logical Name    DB File Path                File Type    StateDB_SHANGHAI        X:\DATA\DB_SHANGHAI.mdf        ROWS        ONLINEDB_SHANGHAI_log    W:\LOG\DB_SHANGHAI_log.ldf    LOG            ONLINE*/--step 8 : 关闭xp_cmdshell支持USE masterGOsp_configure 'xp_cmdshell', 0GORECONFIGURE WITH OVERRIDEGOsp_configure 'show advanced options',0GORECONFIGURE WITH OVERRIDEGO--step 8 : 关闭xp_cmdshell支持USE masterGOsp_configure 'xp_cmdshell', 0GORECONFIGURE WITH OVERRIDEGOsp_configure 'show advanced options',0GORECONFIGURE WITH OVERRIDEGO

原文参见： http://bbs.csdn.net/topics/390322324

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