From: Huub <v.niekerk@freeler.nl>
Subject: Re: primary keys
Date: Thu, 07 Nov 2002 15:29:35 +0100
Organization: Hub.Org Networking Services (http://www.hub.org)
Lines: 56
Message-ID: <aqdtbn$1vnl$1@news.hub.org>
References: <010c01c28665$2ef19b80$2766f30a@development.greatgulfhomes.com>
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In-Reply-To: <010c01c28665$2ef19b80$2766f30a@development.greatgulfhomes.com>
To: pgsql-sql@postgresql.org

terry@greatgulfhomes.com wrote:

> A table can only have ONE primary key.  It can have additional indexes 
> with
> a UNIQUE restriction, thereby forcing the second field to be as good as a
> primary key.
>
> That is probably what you are looking for, however, you can also in PG 
> Admin
> II select multiple fields as being the member of the primary key.
>
>
> Terry Fielder
> Network Engineer
> Great Gulf Homes / Ashton Woods Homes
> terry@greatgulfhomes.com
>
>
>
>
> >-----Original Message-----
> >From: pgsql-sql-owner@postgresql.org
> >[mailto:pgsql-sql-owner@postgresql.org]On Behalf Of Huub
> >Sent: Wednesday, November 06, 2002 9:19 AM
> >To: pgsql-sql@postgresql.org
> >Subject: [SQL] primary keys
> >
> >
> >Hi,
> >
> >I want to create a table which has 2 columns, and both
> >columns have to
> >be primary key (or: together they are the primary key). How can I do
> >this using SQL? Using pgAdminII for Postgres7.2.2 on RH8.
> >
> >Thanks
> >
> >Huub
> >
> >
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Thanks..problem solved..

Huub