Re: boolean datatype ... wtf?
Date: Fri, 1 Oct 2010 12:37:50 -0700 (PDT)
Message-ID: <4f74b53b-520c-43d5-bdb9-4e7379ff512d_at_e34g2000prn.googlegroups.com>
On Oct 1, 11:41 am, Erwin <e.sm..._at_myonline.be> wrote:
> ... but I might reconsider this position if I have to apply
> this technique for thousands and thousands of questions in a survey
> (thousands and thousands of relvar names to remember, you know).
One thing that makes a user more comfortable with attributes is that for each relation a set of its attributes is exhibited naturally. It is certainly more challenging to find a relation of interest, than an attribute in a relation in poorly designed database, where dictionary is no help, and one have to guess relation names. Compare it to properly designed database, where one just looks up all the foreign keys from master entity table, e.g. Cars <- CarsWithImmobiliser Received on Fri Oct 01 2010 - 21:37:50 CEST