Re: Deleting orphaned records (not exists is very slow)

From: Tim Uckun <timuckun(at)gmail(dot)com>
To: Michael Glaesemann <grzm(at)seespotcode(dot)net>
Cc: Grzegorz Jaśkiewicz <gryzman(at)gmail(dot)com>, pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Re: Deleting orphaned records (not exists is very slow)
Date: 2010-09-28 03:20:15
Message-ID: AANLkTim0v+rF1kVTOu6NoO9L9e9x8QJiefh-yy4P1R0=@mail.gmail.com
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> Why are you messing with ctid? Does the table have no key? If not, you should fix that first.
>

I got the idea from here

http://www.postgres.cz/index.php/PostgreSQL_SQL_Tricks

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