Re: Reflexive relationship with same relationship name?
Re: Reflexive relationship with same relationship name?
- Subject: Re: Reflexive relationship with same relationship name?
- From: Chuck Hill <email@hidden>
- Date: Sun, 11 Jul 2010 11:07:51 -0700
I think that should be fine. You might want to plan out how you are going to qualify this for fetches.
On Jul 10, 2010, at 2:25 PM, Joe Moreno wrote:
> Is it possible for EOF to support a reflexive relationship back to the same Entity with the same relationship property name through a flattened many-to-many?
>
> Think of a User entity in the case of LinkedIn where users are "linked" to other users:
> User <---->>Connection<<---->User
>
> Connection is the flattened (EOGenericRecord) m:n table with only the foreign keys as its two primary keys. User.connections simply returns all the connected users.
>
> I'm imagining that you'd link them up like this:
> userA.addObjectToBothSidesOfRelationshipWithKey(userB, "connection");
>
> Any one with experience/gotchas doing this? (No inheritance involved.)
>
> Thanks,
> Joe
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Chuck Hill Senior Consultant / VP Development
Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems.
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