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Re: Full Text Search

From: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
To: andy petrella <andy(dot)petrella(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Full Text Search
Date: 2008-04-25 16:56:35
Message-ID: Pine.LNX.4.64.0804252055100.21547@sn.sai.msu.ru (view raw or flat)
Thread:
Lists: pgsql-general
On Fri, 25 Apr 2008, andy petrella wrote:

> Hi All,
>
> I've some question about the new full text search capability. Is it a way to
> have wildcard (or smth like) in the query ?

in 8.4 text search will support prefix search and operation
LIKE '%asd%' will have index support.

> Or do we have to add dictionaries ? If yes what kind (for english for
> example) ?

something like dict_regex ?
http://vo.astronet.ru/arxiv/dict_regex.html

>
> TY
>
> Best.
>
> andy
>

 	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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Subject: Re: query question really cant give a summary here so read the body ;-)
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Subject: Re: Unnecessary scan on a partial index slows down query dramatically

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