[英]NULL Subcollections in framework, OK in LINQPad
我有這個繼承的SQL視圖代碼,我同時將其轉換為linq以獲取一些數據,在LINQPad中它按預期方式工作,但是將其傳輸到我的c#解決方案后,不會加載子集合。
var query = from poh in _pckOrderHeadeRepository.GetAllIncluding(pd => pd.PckOrderDetail)
join mcs in _mstrConsigneeShipToRepository.GetAll() on poh.RouteId equals mcs.Consignee
//select new {poh, mcs}; //works
join det in (
from d in _pckOrderDetailRepository.GetAllIncluding(pd=> pd.PckOrderHeader, pd => pd.MstrSku)
join s in (
from shpCartonHeader in _shpCartonHeaderRepository.GetAll()
group shpCartonHeader by new
{
shpCartonHeader.OrderNum
}
into g
select new
{
g.Key.OrderNum,
CartonWeight = g.Sum(p => p.TotalWeight)
}) on d.PckOrderHeader.OrderNum equals s.OrderNum into sJoin
from s in sJoin.DefaultIfEmpty()
group new {d.PckOrderHeader, d, d.MstrSku, s} by new
{
d.PckOrderHeader.OrderNum
}
into g
select new
{
g.Key.OrderNum,
OrderQty = g.Sum(p => p.d.OrderQty),
OrderWeightOpen = (decimal?)g.Where(p => p.d.PckOrderHeader.OrderStat.Equals("OPEN")).Sum(p => p.d.MstrSku.Weight * p.d.OrderQty),
OrderWeightReleased = (decimal?)g.Where(p => p.d.PckOrderHeader.OrderStat.Equals("RELEASED")).Sum(p => p.d.MstrSku.Weight * p.d.PickingQty + p.s.CartonWeight),
OrderWeightPacked = (decimal?)g.Where(p => p.d.PckOrderHeader.OrderStat.Equals("PACKED")).Sum(p => p.s.CartonWeight),
PrePack = g.Max(p => p.d.MstrSku.Prepack)
}) on poh.OrderNum equals det.OrderNum
join toa in _shpTrailerOrderAssignmentRepository.GetAll() on poh.OrderNum equals toa.OrderNum into
toaJoin
from toa in toaJoin.DefaultIfEmpty()
select new
{
det,
poh,
toa,
mcs
};
這部分特別是:
select new
{
g.Key.OrderNum,
OrderQty = g.Sum(p => p.d.OrderQty),
OrderWeightOpen = (decimal?)g.Where(p => p.d.PckOrderHeader.OrderStat.Equals("OPEN")).Sum(p => p.d.MstrSku.Weight * p.d.OrderQty),
OrderWeightReleased = (decimal?)g.Where(p => p.d.PckOrderHeader.OrderStat.Equals("RELEASED")).Sum(p => p.d.MstrSku.Weight * p.d.PickingQty + p.s.CartonWeight),
OrderWeightPacked = (decimal?)g.Where(p => p.d.PckOrderHeader.OrderStat.Equals("PACKED")).Sum(p => p.s.CartonWeight),
PrePack = g.Max(p => p.d.MstrSku.Prepack)
}) on poh.OrderNum equals det.OrderNum
例如:
PrePack = g.Max(p => p.d.MstrSku.Prepack) // MstrSku is not loaded
以及pd中的屬性(PckOrderDetail)
public virtual MstrSku MstrSku { get; set; }
linqpad中的等效查詢正常工作,所以我想知道我缺少什么來正確加載子屬性以模仿LINQPads行為。
如果要使用pdMstrSku.Prepack,則必須將其包括在外部表中。 當您將其包括在聯接表中時,將無法選擇。
像下面的示例一樣在第一行中使用它
.Include(x => x.OrderDetails.Select(y => y.MstrSku)).ToList();
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