(ie a woman gets married,etc) I don't think a primary key should
involve data that could change.
My $.02
Marlon
On Thu, 1 Jul 2004 09:56:23 -0400, Todd <[EMAIL PROTECTED]> wrote:
>
> I believe he means that the combination of those four columns creates a
> unique identifier that can be used as the primary key, much as FirstName +
> MiddleName + LastName + DateOfBirth would go a long way to uniquely
> identifying you.
>
>
> ----- Original Message -----
> From: "brobborb" <[EMAIL PROTECTED]>
> To: "CF-Talk" <[EMAIL PROTECTED]>
> Sent: Thursday, July 01, 2004 9:28 AM
> Subject: Re: Which to use as primary key?
>
> > You can only have 1 primary key. and usually it is the unique identifier.
> however, those 4 columns can possibly be foreign keys. I am not sure what
> your exact schema is, i am just generalizing.
>
>
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