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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Steve Martin <smartin@nec.co.nz>
Cc: pgsql-performance@postgresql.org
Subject: Re: selecting data from information_schema.columns performance.
Date: Sun, 01 Oct 2006 23:01:19 -0400
Message-ID: <26736.1159758079@sss.pgh.pa.us> (raw)
In-Reply-To: <452078EC.90300@nec.co.nz>
References: <452078EC.90300@nec.co.nz>

Steve Martin <smartin@nec.co.nz> writes:
> I am trying to determine if there is a way to improve the performance 
> when selecting data from the information_schema.columns view.

In my experience, there isn't any single one of the information_schema
views whose performance doesn't suck :-(.  Somebody should work on that
sometime.  I haven't looked closely enough to determine where the
bottlenecks are.

			regards, tom lane



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