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Home -> Community -> Usenet -> comp.databases.theory -> Re: circular relationships ok?
Brian Selzer wrote:
> If I follow your notation,
>
> forall b (b in Br --> b in Bs) is true and
> forall b (b in Bs --> b in Br) is also true, and must be because of the
> circular foreign key relationship.
Right, I forgot about the relationship being circular. In this case, you are aboslutely right -- all the sets will be of the same size.
[...]
> >
Received on Sat Mar 04 2006 - 22:01:01 CST
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