Re: unique constraint instead of primary key? what

From: "BigSmoke" <bigsmoke(at)gmail(dot)com>
To: pgsql-sql(at)postgresql(dot)org
Subject: Re: unique constraint instead of primary key? what
Date: 2006-02-09 20:41:09
Message-ID: 1139517669.040239.177990@o13g2000cwo.googlegroups.com
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I mean that you can't easily base a foreign key constraint on a field
that is not NOT NULL UNIQUE.

- Rowan

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