Re: sql question; checks if data already exists before

From: Kostas Maistrelis <maisk(at)ath(dot)forthnet(dot)gr>
To: pgsql-general(at)postgresql(dot)org
Cc: nuno <wegein(at)gmail(dot)com>
Subject: Re: sql question; checks if data already exists before
Date: 2006-06-23 04:44:34
Message-ID: 449B71B2.9030805@ath.forthnet.gr
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nuno wrote:

>hi, there. i'm trying to write a SQL statement which does the following
>things.
>
>1. checks if data already exists in the database
>2. if not, insert data into database otherwise skip.
>
>
>
Check this thread :

http://archives.postgresql.org/pgsql-general/2005-10/msg01787.php

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