Re: ECPG and multiple threads

From: Martijn van Oosterhout <kleptog(at)svana(dot)org>
To: Adam <adam(dot)ciazynski(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: ECPG and multiple threads
Date: 2006-11-10 14:19:04
Message-ID: 20061110141904.GA17052@svana.org
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On Fri, Nov 10, 2006 at 12:23:19AM -0800, Adam wrote:
> Hi,
>
> I'm porting an embedded-SQL application to PostgreSQL so embedded sql
> is a must for me. My application is multi-threaded. SQL queries are
> used by several threads. The program keeps terminating unexpectedly in
> deemingly "innocent" places.

Note, you might be able to make ECPG and libpq thread-safe, however
even then you *cannot* use the same connection simultaneously from
different threads. You will have to open a new connection for each
parallel connection you want to handle. Or use locking.

Have a nice day,
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> From each according to his ability. To each according to his ability to litigate.

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