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From: Jesper Krogh <jesper@krogh.cc>
To: Marcelo Zabani <mzabani@gmail.com>
To: pgsql-performance@postgresql.org
Subject: Re: gist indexes for distance calculations
Date: Fri, 01 Oct 2010 07:56:18 +0200
Message-ID: <4CA57802.7040408@krogh.cc> (raw)
In-Reply-To: <AANLkTikvpQS+1q3HBrVCgCjRF+2-LPGzmVHQO+EJk3QG@mail.gmail.com>
References: <AANLkTikvpQS+1q3HBrVCgCjRF+2-LPGzmVHQO+EJk3QG@mail.gmail.com>

On 2010-09-30 20:33, Marcelo Zabani wrote:
> If you can also pinpoint me to where I can find this sort of information
> (index utilization and planning, performance tuning), I'd be very grateful.
> Thank you already,
>    

Isn't this what the knngist patches are for?
https://commitfest.postgresql.org/action/patch_view?id=350

http://www.sai.msu.su/~megera/wiki/knngist


-- 
Jesper

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