Re: Natural keys vs Aritficial Keys

From: Walter Mitty <>
Date: Sun, 17 May 2009 07:54:59 GMT
Message-ID: <npPPl.1554$>

"Bob Badour" <> wrote in message news:4a0fb2e3$0$23741$


> That's why warehouses use bin numbers. His problem was the equivalent of a
> warehouse full of stuff with no intenal subdivision and no way of
> identifying where in the warehouse things were put.
> That's a very basic problem and why men invented natural keys long before
> the first computer was ever built.

This captures the essence of the issue I raised very concisely.

One nitpick. A GPS device gives you a measure of where something is, not a key to its location, unless I misunderstand how GPS works. Using measures in place of keys is tricky, even though it looks simple at first. Received on Sun May 17 2009 - 09:54:59 CEST

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