On Jun 10, 1:58 pm, [EMAIL PROTECTED] (Nikola Milutinovic) wrote:
> > You may find that the PGQ component of skytools is what you want:
> >  http://pgfoundry.org/projects/skytools
> >  http://skytools.projects.postgresql.org/doc/
> >  http://skytools.projects.postgresql.org/doc/pgq-sql.html
>
> Thanks, we will look into it. Still, I am surprised to learn that SQL as such 
> cannot handle it. I do realize that the question is not trivial. Would 
> setting transaction isolation level to SERIALIZABLE help in any way? Would 
> locking of the entire table help in any way?
>
> Nix.

The easiest solution that I have found by now, is to use advisory
lock, so that every thread is waiting until the other has released the
lock.

-- Valentine

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