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Re: Tsearch1 problem

From: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
To: Rajesh Kumar Mallah <mallah(at)trade-india(dot)com>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: Tsearch1 problem
Date: 2004-02-24 13:41:12
Message-ID: Pine.GSO.4.58.0402241640310.19870@ra.sai.msu.su (view raw or flat)
Thread:
Lists: pgsql-admin
On Tue, 24 Feb 2004, Rajesh Kumar Mallah wrote:

>
> Greetings,
>
> The function txt2txtidx of tsearch1 crashes the backend
> in my installation when it is called with a text where '-'  is
> immediately followed by a number.

example, please. Cut'n paste from psql console would be fine.
Also, what's version of postgresql ?

>
> Does any one has any solution for it?
>
> Regds
> Mallah.
>
>
>
> tradein_clients=# SELECT version();
> +-----------------------------------------------------------+
> |                          version                          |
> +-----------------------------------------------------------+
> | PostgreSQL 7.3 on i686-pc-linux-gnu, compiled by GCC 2.96 |
> +-----------------------------------------------------------+
> (1 row)
>
> Time: 0.61 ms
> tradein_clients=# SELECT txt2txtidx('Hello');
> +------------+
> | txt2txtidx |
> +------------+
> | 'hello'    |
> +------------+
> (1 row)
>
> Time: 0.72 ms
> tradein_clients=# SELECT txt2txtidx('Hello A');
> +------------+
> | txt2txtidx |
> +------------+
> | 'hello'    |
> +------------+
> (1 row)
>
> Time: 0.72 ms
> tradein_clients=# SELECT txt2txtidx('Hello A-');
> +------------+
> | txt2txtidx |
> +------------+
> | 'hello'    |
> +------------+
> (1 row)
>
> Time: 0.64 ms
> tradein_clients=# SELECT txt2txtidx('Hello A-A');
> +---------------+
> |  txt2txtidx   |
> +---------------+
> | 'a-a' 'hello' |
> +---------------+
> (1 row)
>
> Time: 0.92 ms
> tradein_clients=# SELECT txt2txtidx('Hello A-1');
> server closed the connection unexpectedly
>         This probably means the server terminated abnormally
>         before or while processing the request.
> The connection to the server was lost. Attempting reset: Failed.
> !#
>

	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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Next:From: Sam Barnett-CormackDate: 2004-02-24 14:08:53
Subject: Re: Tsearch1 problem
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