我正在尝试汇总一列并明智地获取详细信息成员
我的表格数据是
id membername cost
1 a 100
2 aa 100
3 a 100
4 aa 0
5 b 100
在实体框架中,我尝试对成本列求和并得到这样的结果
membername totalcost
a 200
aa 100
b 100
那么我正在这样做
var result = from o in db.pruchasemasters.Where(d => d.memberid == d.membertable.id && d.entrydate >= thisMonthStart && d.entrydate <= thisMonthEnd)
group o by new { o.membertable.members } into purchasegroup
select new
{
membername = purchasegroup.Key,
total = purchasegroup.Sum(s => s.price)
};
我如何阅读结果,我的代码是否正确?