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Re: primary key and existing unique fields - Mailing list pgsql-general

From Joshua D. Drake
Subject Re: primary key and existing unique fields
Date
Msg-id 417E9C73.6000503@commandprompt.com
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In response to Re: primary key and existing unique fields  ("Sally Sally" <dedeb17@hotmail.com>)
Responses Re: primary key and existing unique fields
List pgsql-general
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Sally Sally wrote:
> Can you please elaborate on the point you just made as to why the
> primary key should not relate to the data (even for a case when there is
> an existing unique field that can be used to identify the record)
>

Here is a good article on the topic:

http://www.devx.com/ibm/Article/20702


Sincerely,

Joshua D. Drake



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