sql删除备份语句

 

-- To allow advanced options to be changed.
EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
-- To enable the feature.
EXEC sp_configure 'xp_cmdshell', 1
GO
-- To update the currently configured value for this feature.
RECONFIGURE
GO

declare @sql varchar(2000)
set @sql='del E:\database_data_Bak\database_data_2005\database_backup_'
+ rtrim(convert(varchar,getdate()-15,112))+'*.bak'
exec master..xp_cmdshell @sql
set @sql='del E:\database_Bak\database_data_2005\database_backup_'
+ rtrim(convert(varchar,getdate()-15,112))+'*.trn'
exec master..xp_cmdshell @sql