EXEC sp_configure 'show advanced options', 1
GO
RECONFIGURE WITH OVERRIDE
GO
EXEC sp_configure'xp_cmdshell',1
GO
RECONFIGURE
GO
declare @sql1 varchar(4000)
declare @sql2 varchar(4000)
declare @backupfile1 varchar(2000)
declare @backupfile2 varchar(2000)
declare @retaindays int
declare @Store varchar(2000)
declare @IPPart varchar(2000)
declare @str varchar(100),@dir1 varchar(100),@dir2 varchar(100),@bakfile1 varchar(30),@bakfile2 varchar(30)set @Store='his'--数据库名set @IPPart='\\192.147.160.202\backup\'--路径(异地服务器的共享目录，此目录要有有上面用户的访问读写权限)
set @retaindays=6       --要保留备份的天数----特别
--EXEC sp_configure 'show advanced options', 1
-- GO
--RECONFIGURE WITH OVERRIDE
--GO--创建映射
exec master..xp_cmdshell 'net use \\192.147.160.202\backup "xxxxxx"  /user:QZ-VeeamBK\administrator'--开始备份set @backupfile1='D:\his_bak\'+@Store+ '_bak_'+ replace(replace(replace(convert(varchar,getdate(),20),'-',''),' ',''),':','')+'.BAK'
set @backupfile2= @IPPart+@Store+ + '_bak_'+ replace(replace(replace(convert(varchar,getdate(),20),'-',''),' ',''),':','')+'.BAK'  set @sql1='backup database '+@Store +' to disk='''+@backupfile1+''' with retaindays='+convert(varchar(10),@retaindays)
exec (@sql1)
set @sql2='backup database '+@Store +' to disk='''+@backupfile2+''' with  retaindays='+convert(varchar(10),@retaindays)
exec (@sql2) --自动删除备份文件
set @dir1='del D:\his_bak\'
set @bakfile1=left(replace(replace(replace(convert(varchar,getdate()-@retaindays,20),'-',''),' ',''),':',''),10)+'*.BAK'
set @str=@dir1 + @Store + '_bak_'  + @bakfile1
exec xp_cmdshell @str
set @dir2='del \\192.147.160.202\backup\'
set @bakfile2=left(replace(replace(replace(convert(varchar,getdate()-@retaindays,20),'-',''),' ',''),':',''),10)+'*.BAK'
set @str=@dir2 + @Store + '_bak_' + @bakfile2
exec xp_cmdshell @str--删除映射
--exec master..xp_cmdshell 'net use  /delete' --关闭允许执行xp_cmdshell
EXEC sp_configure'xp_cmdshell',0
GO
RECONFIGURE WITH OVERRIDE
GO
EXEC sp_configure 'show advanced options', 0
GO
RECONFIGURE WITH OVERRIDE
GO

5.转到“调度”页面，“新建调度”，输入“名称”，选择“调度类型”，这个随你发挥，我在项目中使用反

复出现（因为要定期备份嘛）。
6.到这基本完成一个简单的作业了。然后回到“SQL Server代理”右键“启动”，并启动你所建立的作业。