Re: Normalization and DBMS

Em Wed, 12 May 2004 09:08:37 -0500, Dawn M. Wolthuis escreveu:

>> See how you want to have it both ways.  You want to 'withstand [...]
>> requirement changes', but also a less powerful, more complex, less
>> flexible structure.

        What about 50 years of data processing practice?

        The relational model was created precisely because former systems were -- and unfortunately still are -- a failure in power, simplicity and flexibility.

        Also it wins by Okham's razor: it is the simplest one to use (elements, operators) yet imposes no arbitrary restrictions.

>> This is trivial.  Even SQL does it right.

        Obvious points' expression should generally be avoided.

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