declare @bkfile nvarchar(256)
set @bkfile='f:\bak\aaa'
+replace(convert(varchar,getdate(),120),':', '')
backup database aaa to disk=@bkfile with differential
set @bkfile='f:\bak\aaa'
+replace(convert(varchar,getdate(),120),':', '')
backup database aaa to disk=@bkfile with differential
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