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[英]I have multiple list objects in one list, how can i get the items that exist in every child list?
[英]How can i get List along with child list where child list having some condition in NHibernate
我已经在NHibernate中编写了一个查询,如下所示:
var queryResult = CurrentSession.QueryOver()
.Where(r => r.StatusId == 1)
.JoinQueryOver(a => a.ActorList)
.Where(s=>s.IsActor==1)
.List()
.Distinct()
.ToList();
我正在尝试仅检索Where(s=>s.IsActor==1)
,但它也在获取记录Where(s=>s.IsActor==0)
...
如何仅获取IsActor==1
记录?
提前致谢
您需要在联接中指定谓词,以便将其应用于联接而不是顶部:
(看起来类似于...LEFT JOIN actor on actor.Id = p.ActorId AND IsActor = 1
)
Actor actorAlias = null;
var queryResult = CurrentSession.QueryOver()
.Where(r => r.StatusId == 1)
.Left.JoinQueryOver(r => r.ActorList, () => actorAlias, a => a.IsActor==1)
.List()
.Distinct()
.ToList();
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