From: | Teodor Sigaev <teodor(at)sigaev(dot)ru> |
---|---|
To: | sushant354(at)gmail(dot)com |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: phrase search |
Date: | 2008-06-03 18:16:46 |
Message-ID: | 48458A8E.6080306@sigaev.ru |
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Thread: | |
Lists: | pgsql-hackers |
> This is far more complicated than I thought.
>> Of course, phrase search should be able to use indexes.
> I can probably look into how to use index. Any pointers on this?
src/backend/utils/adt/tsginidx.c, if you invent operation # in tsquery then you
will have index support with minimal effort.
>
> Yes this is exactly how I am using in my application. Do you think this
> will solve a lot of common case or we should try to get phrase search
Yeah, it solves a lot of useful case, for simple use it's needed to invent
function similar to existsing plaitnto_tsquery, say phraseto_tsquery. It should
produce correct tsquery with described above operations.
--
Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/
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