Re: tsvector Column Indexing Across Two Tables

From: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
To: APseudoUtopia <apseudoutopia(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: tsvector Column Indexing Across Two Tables
Date: 2009-09-07 08:14:03
Message-ID: Pine.LNX.4.64.0909071212510.6801@sn.sai.msu.ru
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On Sun, 6 Sep 2009, APseudoUtopia wrote:

> Sorry to post again. I was reading over the documentation and I
> discovered that it is possible to concatenate two tsvector's together.
> So I can concat the subject tsvector index from the forums_topics
> table with the post body in forums_posts.
>

If you read further documentation you'll discover it's wise to assign
different weights for subject and body for better ranking.

Regards,
Oleg
_____________________________________________________________
Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru)
Sternberg Astronomical Institute, Moscow University, Russia
Internet: oleg(at)sai(dot)msu(dot)su, http://www.sai.msu.su/~megera/
phone: +007(495)939-16-83, +007(495)939-23-83

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