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Re: [OpenFTS-general] AW: tsearch2, ispell, utf-8 and

From: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
To: Markus Wollny <Markus(dot)Wollny(at)computec(dot)de>
Cc: pgsql-general(at)postgresql(dot)org,openfts-general(at)lists(dot)sourceforge(dot)net
Subject: Re: [OpenFTS-general] AW: tsearch2, ispell, utf-8 and
Date: 2004-07-21 20:24:53
Message-ID: Pine.GSO.4.58.0407220019410.29036@ra.sai.msu.su (view raw or flat)
Thread:
Lists: pgsql-general
On Wed, 21 Jul 2004, Markus Wollny wrote:

>
> Hi!
>
> > -----Urspr?ngliche Nachricht-----
> > Von: openfts-general-admin(at)lists(dot)sourceforge(dot)net
> > [mailto:openfts-general-admin(at)lists(dot)sourceforge(dot)net] Im
> > Auftrag von Markus Wollny
> > Gesendet: Mittwoch, 21. Juli 2004 17:04
> > An: Oleg Bartunov
> > Cc: pgsql-general(at)postgresql(dot)org;
> > openfts-general(at)lists(dot)sourceforge(dot)net
> > Betreff: [OpenFTS-general] AW: [GENERAL] tsearch2, ispell,
> > utf-8 and german special characters
>
> > The issue with the unrecognized stop-word 'ein' which is
> > converted by to_tsvector to 'eint' remains however. Now
> > here's as much detail as I can provide:
> >
> > Ispell is Version  3.1.20 10/10/95, patch 1.
>
> I've just upgraded Ispell to the latest version (International Ispell Version 3.2.06 08/01/01), but that didn't help; by now I think it might be something to do with a german language peculiarity or with something in the german dictionary. In german.med, there is an entry

ispell itself don't used in tsearch2, only dict,aff files !

>
> eint/EGPVWX
>
> So the ts_vector output is just a bit like a wrong guess. Doesn't it evaluate the stopword-list first before doing the lookup in the Ispell-dictionary?

yes.  There is very usefull function for debugging I always recommend to use -
ts_debug. See my notes (http://www.sai.msu.su/~megera/oddmuse/index.cgi/Tsearch_V2_Notes)
for examples.



>
> Kind regards
>
>    Markus Wollny
>
>
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	Regards,
		Oleg
_____________________________________________________________
Oleg Bartunov, sci.researcher, hostmaster of AstroNet,
Sternberg Astronomical Institute, Moscow University (Russia)
Internet: oleg(at)sai(dot)msu(dot)su, http://www.sai.msu.su/~megera/
phone: +007(095)939-16-83, +007(095)939-23-83

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