Re: How to use as Functional Index to be used as Primary KEY

From: Pierre-Frédéric Caillaud <lists(at)boutiquenumerique(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: How to use as Functional Index to be used as Primary KEY
Date: 2004-08-02 14:23:04
Message-ID: opsb3zkqy8cq72hf@musicbox
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Also, UNIQUE INDEX allows not null values, whereas PRIMARY KEY does not.

Take care.

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