
sqlserver时间函数DATEDIFF介绍
select * from ShopOrder where datediff(week,ordTime,getdate()-1)=0 //查询当天日期在一周年的数据 select * from ShopOrder where dated...
select * from ShopOrder where datediff(week,ordTime,getdate()-1)=0 //查询当天日期在一周年的数据 select * from ShopOrder where dated...