1
我有以下SQL:功能NHibernate加入指定联接标准
select a.a, b.b, c.c
from apple a
join burger b on a.b = b.b
left outer join charlie c on a.c = c.c
where c.x = 'kke';
映射它,我试图以下功能NHibernate映射:
public entityMap()
{
Table("apple");
Id(x => x.a, "a").GeneratedBy.TriggerIdentity();
Join("burger", m =>
{
m.Inverse();
m.Fetch.Join();
m.KeyColumn("b");
});
Join("charlie", m =>
{
m.Inverse();
m.Fetch.Join();
m.KeyColumn("c");
});
Where("this_1_.x = 'kke'");
}
这导致以下SQL:
select a.a, b.b, c.c
from apple a
join burger b on a.a = b.b
left outer join charlie c on a.a = c.c
where c.x = 'kke';
正如你所看到的,连接是aa = bb和aa = cc,当我希望它们是ac = cc和ab = B.B。我怎样才能acheieve这没有引用(我只想从所有三个表中的一个实体)。