日期:2014-05-18 浏览次数:20508 次
--> 测试数据: [tb] if object_id('[tb]') is not null drop table [tb] create table [tb] (theDate varchar(10),totalPrice int) insert into [tb] select '2011-9-23',1 union all select '2011-9-23',2 union all select '2011-9-23',22 union all select '2011-9-22',32 union all select '2011-9-22',2 union all select '2011-9-21',9 --开始查询 select theDate, totalPrice=(select sum(totalPrice) from [tb] where theDate<=a.theDate) from [tb] a group by theDate order by 1 desc --结束查询 drop table [tb] /* theDate totalPrice ---------- ----------- 2011-9-23 68 2011-9-22 43 2011-9-21 9 (3 行受影响)