Re: Is a primary key made of a couple columns so much better than a unique() constraint ?

From: David Pradier <david(dot)pradier(at)clarisys(dot)fr>
To: Martijn van Oosterhout <kleptog(at)svana(dot)org>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Is a primary key made of a couple columns so much better than a unique() constraint ?
Date: 2005-10-10 15:14:56
Message-ID: 20051010151456.GA12162@clarisys.fr
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> In PostgreSQL, both primary keys and UNIQUE constraints are implemented
> via UNIQUE indexes, ergo there is no difference...

Thanks Martijn, it's exactly what i wanted to know.

Best regards,
David

--
David Pradier -- Directeur Technique de Clarisys Informatique -- Chef de projet logiciels libres / open-source

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