Re: pgbench \for or similar loop

On Wed, Apr 20, 2011 at 04:00:12PM +0200, Pavel Stehule wrote:
> 2011/4/20 David Fetter <david(at)fetter(dot)org>:
> > On Wed, Apr 20, 2011 at 08:05:07AM +0200, Pavel Stehule wrote:
> >> Hello
> >>
> >> I played with psql extensions two years ago - it can do it
> >
> > It's interesting, but it doesn't solve the fundamental problem, which
> > is to allow every client, not just psql, to do this.
>
> then you need a real procedures that allows a explicit transaction
> handling. I am thinking so this task is feasible. We just need a
> implementation of CALL statement that runs a PL handler outside
> statement transaction. Probably some extension for PLPerl or PLPython
> can be more simple then PLpgSQL for begin.
>
> This is exactly task for "procedures"

Autonomous transactions allow for a broader scope than CALL in that
they do not require that we use a language other than SQL.

They'd make the CALL functionality a good deal easier to implement,
though.

Cheers,
David.
--
David Fetter <david(at)fetter(dot)org> http://fetter.org/
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