Re: Codd's Information Principle

From: Cimode <cimode_at_hotmail.com>
Date: Fri, 30 Oct 2009 11:30:12 -0700 (PDT)
Message-ID: <2add5d2f-0c00-47a9-857c-627066bdcd1f_at_a32g2000yqm.googlegroups.com>

Snipped
> Maybe it's useful to ask this: �Was Codd trying to introduce assignment
> to logic, (eg. was he trying to augment predicate calculus) or was he
> trying to apply logic to the assignment of recorded values?

Can you ellaborate on what you mean by *assignment*. If we are to consider assignment in the sense of value assignment to a variable then assignement is a simply component of mathematical logic. Therefore, I do not see to define one according to the other through precedence but rather through inclusion.

IMHO... Received on Fri Oct 30 2009 - 19:30:12 CET

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