日期:2014-05-17 浏览次数:20814 次
SELECT 
    CASE WHEN DATEDIFF(hh,GETDATE(),startTime)>24 THEN DATEDIFF(dd,GETDATE(),startTime)
        WHEN DATEDIFF(n,GETDATE(),startTime)>60 THEN DATEDIFF(hh,GETDATE(),startTime)
        WHEN DATEDIFF(s,GETDATE(),startTime)>60 THEN DATEDIFF(n,GETDATE(),startTime)
    END AS [显示时间]
FROM Promotion