Patrick Linskey wrote:
>
> Note that in OpenJPA, you could fully specify all your relations as
> relations between the abstrat entity classes or mapped superclasses (so
> AbstractPerson would have a reference to AbstractAddress, etc.) and then
> narrow the types of the relations in the subclasses. This would allow
> you to create something where your reverse-engineered classes fully
> compiled on their own, and also would result in an efficient schema with
> direct relations between the concrete subtypes.
>
Interesting. A query would then still return the "actual" (extending) class
containing the business logic?
How would one declare the narrowing?
Tom
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