说明: 计算日期,select getdate() as '今日现在' select year('2007-10-11') select month('2007-10-11') select day(getdate())as '今天' select dateadd(day,100,getdate()) /*select datediff(day,'1988-08-29',getdate()) select datediff(month,'1988-08-29',getdate()) select da
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