Re: contrib/tsearch - word order

From: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
To: Bruce Young <hbrucey(at)yahoo(dot)com>
Cc: PostgreSQL Admin <pgsql-admin(at)postgresql(dot)org>
Subject: Re: contrib/tsearch - word order
Date: 2003-06-23 08:31:21
Message-ID: Pine.GSO.4.56.0306231227520.2602@ra.sai.msu.su
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On Sun, 22 Jun 2003, Bruce Young wrote:

> I am playing around with contrib/tsearch, but now i am not sure how to
> implement it.
> When i insert words into a txindx column, they are not in the same order after

that's right.

> a select.
> Question is... is there a way to select text in the order it was inserted or
> do i have to insert a
> duplicate into a varchar/text column so i can display from the text column
> upon search on the
> txtindx column.
> thanks

You have to use original text anyway ( in separate column or in filesystem)
because txtidx column (tsvector in tsearch v2) not save words order but
also does some preprocessing (stemming, skipping stop words, morphology).

>
> - bruce
>
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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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