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Re: query slows down drastically with increased number of fields

From: "Jim C(dot) Nasby" <jim(at)nasby(dot)net>
To: George Pavlov <gpavlov(at)mynewplace(dot)com>
Cc: Tom Darci <tom(at)nuws(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: query slows down drastically with increased number of fields
Date: 2006-10-26 22:36:50
Message-ID: 20061026223650.GS26892@nasby.net (view raw or flat)
Thread:
Lists: pgsql-performance
On Thu, Oct 26, 2006 at 03:03:38PM -0700, George Pavlov wrote:
> i have wondered myself. i wouldn't do it through pgAdmin (not sure what
> the best test it, but i thought psql from the same machine might be
> better--see below). anyway, the funny thing is that if you concatenate
> them the time drops:

Sure. Take a look at the output and you'll see there's less data to
shove around.
-- 
Jim Nasby                                            jim(at)nasby(dot)net
EnterpriseDB      http://enterprisedb.com      512.569.9461 (cell)

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