异地备份数据库

-- =============================================            
-- Author:      余波(杭州)            
-- Create date: 2011/09/27            
-- Description: 异地备份数据库           
-- =============================================
--发开映射配置
EXEC sp_configure 'show advanced options', 1;
RECONFIGURE;

EXEC sp_configure 'xp_cmdshell', 1;
RECONFIGURE;


--首先,做一个与客户端的映射 
exec master..xp_cmdshell 
'net use z: \\192.1.5.12\c$ "密码"/user:账号' 

--其次,进行数据库备份 
backup database tt to disk='z:\Test.bak' 

--最后.备份完成后删除映射 
exec master..xp_cmdshell 'net use z: /delete'