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Re: What is an "Extensible Database"

From: Troels Arvin <troels_at_arvin.dk>
Date: Thu, 09 Dec 2004 09:40:49 +0100
Message-ID: <pan.2004.12.09.08.40.49.902903@arvin.dk>


On Wed, 08 Dec 2004 13:12:33 -0800, LineVoltageHalogen wrote:

> what an Extensible Database is or theoretically does?

This reminds me:

I've often seen people claiming that Codd's only demand for built-in types in relational databases is the boolean type - and that any other type needed, could simply be added as user defined types. Does someone know where Codd wrote that, i.e. does someone have a reference?

-- 
Greetings from Troels Arvin, Copenhagen, Denmark
Received on Thu Dec 09 2004 - 02:40:49 CST

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