In article <43185ca0$0$11070$e4fe514c_at_news.xs4all.nl>,
mAsterdam_at_vrijdag.org says...
> Tonkuma wrote:
> > I think that you shoud consider to add forein keys and constraints,
> > before consider normalization.
>
> Some constraints, yes, but not foreign keys.
> Foreign keys are a result of the normalization steps.
Foreign keys have very little to do with normalisation. What you first
and foremost need to do is to determine the functional dependencies.
Without those, I don't see how it is possible to normalise in any
systematic and formal manner.
--
Jon
Received on Sat Sep 03 2005 - 04:27:44 CDT
