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Re: Include Lists for Text Search

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
Cc: Simon Riggs <simon(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org, pgsql-patches(at)postgresql(dot)org
Subject: Re: Include Lists for Text Search
Date: 2008-03-10 14:17:31
Message-ID: 23353.1205158651@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-patches
Oleg Bartunov <oleg(at)sai(dot)msu(dot)su> writes:
> On Sun, 9 Mar 2008, Tom Lane wrote:
>> Would a similar parameter be useful for any of the other dictionary
>> types?

> There are many things desirable to do with dictionaries, for example,
> say dictionary to return an original word plus it's normal form. Another
> feature is a not recognize-and-stop dictionaries, but allow 
> filtering dictionary. We have a feeling that a little middleware would help
> implement this, and CaseSensitive too.

Hmm, I can see how some middleware would help with folding or not
folding the input token, but what about the words coming from the
dictionary file (particularly the *output* lexeme)?  It's not apparent
to me that it's sensible to try to control that from outside the
dictionary.

			regards, tom lane

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