Re: Constraints and Functional Dependencies

From: Bob Badour <>
Date: Wed, 28 Feb 2007 14:16:28 GMT
Message-ID: <09gFh.2391$>

Jon Heggland wrote:

> Tony D wrote:

>>I'm also not 100% convinced about the utility of possreps. What
>>exactly do they get me that conversion functions don't, with fewer
>>additional concepts ?

> Convenience, tidyness, safety---there is no difference in power, though.

You left off physical and logical independence. Data independence offers a big increase in power.

[snip] Received on Wed Feb 28 2007 - 15:16:28 CET

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