On 3/7/08, Jorge Godoy <jgodoy(at)gmail(dot)com> wrote:
> Em Thursday 06 March 2008 22:10:14 Jamie Tufnell escreveu:
> > I'm not sure how I would enforce that the site_group_id
> > added to the users table would correspond correctly with
> > the site_id (as per the sites table). Perhaps I would make a
> > composite foreign key?
> Or you manage site_group_id from a trigger. When the user creates / chooses
> a site_id and updates/inserts this information then you fill site_group_id
> with a trigger. This way you guarantee the correctness of this parameter.
Hmm. So your advice would be to duplicate the
site_group_id field into the users table as well?
That looks to be the consensus.. so I'm not sure why it feels
like I'm doing something wrong :-)
Thanks for your input!
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