jpa join query on a subclass
- by Brian
I have the following relationships in JPA (hibernate).
Object X has two subclasses, Y and Z.
Object A has a manyToOne relationship to object X. (Note, this is a one-sided relationship so object X cannot see object A).
Now, I want to get the max value of a column in object A, but only where the relationship is of a specific subtype, ie...Y.
So,…