[英]Convert this NHibernate query with queryover
I have some problem to convert this NHibernate queries into the left join queryover 我有一些问题将此NHibernate查询转换为左联接queryover
var query = session.Query<T>.Join(
Session.Query<RecordOrder>(),
q=>q.MiniDbName,
o=>o.DatabaseName,
(q,o)=>new{Record = q, Order = o.OrderValue})
Anyone can help me, I want this query support the left join. 任何人都可以帮助我,我希望此查询支持左联接。
The default join is an inner-join. 默认联接是内部联接。 Each of the additional join types can be specified using the methods .Inner, .Left, .Right, or .Full.
可以使用.Inner,.Left,.Right或.Full方法指定每种其他联接类型。 For example, to left outer-join on Kittens use:
例如,在小猫的左外连接上使用:
IQueryOver<Cat,Kitten> catQuery =
session.QueryOver<Cat>()
.Left.JoinQueryOver(c => c.Kittens)
.Where(k => k.Name == "Tiddles");
In your case : 在您的情况下:
var list =
session.QueryOver<RecordOrder>()
.Left.JoinQueryOver(c => c.Orders).ToList()
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