通过SQL语句来备份,还原数据库

1: /*

2: 通过SQL 语句备份数据库

3: */

4: BACKUP DATABASE mydb

5: TO DISK ='C:\DBBACK\mydb.BAK'

6: --这里指定需要备份数据库的路径和文件名,注意:路径的文件夹是必须已经创建的.文件名可以使用日期来标示

7:

8: /*

9: 通过SQL语句还原数据库

10: */

11: USE master

12: RESTORE DATABASE mydb

13: FROM DISK='C:\DBBACK\mydb.BAK'

14: WITH REPLACE

1: --Kill掉访问某个数据库的连接

2: CREATE PROC KillSpid(@DBName varchar)

3: AS

4: BEGIN

5:     DECLARE @SQL varchar

6:     DECLARE @SPID int

7:   SET @SQL='DECLARE CurrentID CURSOR FOR 

8:     SELECT spid FROM sysprocesses WHERE dbid=db_id('''+@DBName+''') '

9:     FETCH NEXT FROM CurrentID INTO @SPID

10:     WHILE @@FETCH_STATUS <>-1

11:     BEGIN

12:         exec('KILL '+@SPID)

13:         FETCH NEXT FROM  CurrentID INTO @SPID

14:     END

15:     CLOSE CurrentID

16:     DEALLOCATE CurrentID

17: END

SP_DBOPTION @DBName,'single user','true'