No. A primary key is a unique key, by definition.
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> -----Original Message-----
> From: Jacob Friis Larsen [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, February 07, 2001 09:58
> To: [EMAIL PROTECTED]
> Subject: PRIMARY KEY (userid), UNIQUE (userid)
>
>
> Is there an idea in having a PRIMARY KEY and UNIQUE key for
> the same table
> column ?
>
>
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