Re: Loosing connection with the database

From: Kris Jurka <books(at)ejurka(dot)com>
To: Poul Møller Hansen <freebsd(at)pbnet(dot)dk>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-general(at)postgresql(dot)org
Subject: Re: Loosing connection with the database
Date: 2005-04-06 02:33:26
Message-ID: Pine.BSO.4.56.0504052130380.25326@leary.csoft.net
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On Sat, 2 Apr 2005, [ISO-8859-1] Poul Mller Hansen wrote:

> >This sort of thing has been seen to occur when multiple client-side
> >threads try to use the same database connection without proper locking
> >to ensure only one thread uses it at a time. See for example
> >http://archives.postgresql.org/pgsql-hackers/2004-09/msg00104.php
> >
> This is exactly what I am doing. Must admit I haven't considered that as
> an issue. For performance reasons I suppose one database connection per
> client are preferred rather than using synchronized on the db class ?
>

The JDBC driver should be doing any synchronization necessary for multiple
threads. Could you be more clear what you are doing? What driver
version? Any chance you've got a reproducible example?

Kris Jurka

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