91 ---兩個時間之差的合計 DECLARE@IINT SET@I = DATEDIFF(ms,GETDATE()-RAND()*24,GETDATE()) SELECT convert(varchar(10), @I/86400000) +' Days '+ convert(varchar(10), (@I%86400000)/3600000) +' Hours '+ convert(varchar(10), (@I%3600000)/60000) +' Mins '+ convert(varchar(10)...