declare @filename varchar (200) set @filename='E:\db_bak\easytrace2.0\localhost\ETM_DW_2_0_Botwave'+Convert(varchar(10),getdate(),120)+'.bak' BACKUP DATABASE [ETM_DW_2_0_Botwave] TO DISK = @filename WITH NOINIT , NOUNLOAD , NAME = N'备份', NOSKIP , STATS = 10, NOFORMAT
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