From: msi77 <msi77@yandex.ru>
To: gvim <gvimrc@gmail.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: UNIQUE on everything except primary key
Date: Fri, 04 Feb 2011 10:02:42 +0300
Message-ID: <448911296802962@web71.yandex.ru> (raw)
In-Reply-To: <4D4ACD57.1090508@gmail.com>
References: <4D4ACD57.1090508@gmail.com>
Do all the 10 columns make a natural key?
03.02.2011, 18:44, "gvim" <gvimrc@gmail.com>:
> I have a table with 11 columns and want to eliminate duplication on INSERTs. What's the best method? The obvious solution would be to create a UNIQUE index on everything except the primary key - 'id' - but that's a 10-column index and doesn't sound very efficient. Am I missing something more obvious?
>
> gvim
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To: pgsql-sql@postgresql.org
Cc: msi77@yandex.ru, gvimrc@gmail.com
Subject: Re: UNIQUE on everything except primary key
In-Reply-To: <448911296802962@web71.yandex.ru>
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