Vladimir Sitnikov <sitnikov.vladimir@gmail.com> writes:
>> Would performance suffer that much?
> I have not benchmarked it much, however, the driver sends "autosave"
> queries once (savepoint) or twice(savepoint+release) for every
> user-provided query.
> If we use extended queries (parse+bind+exec) for every savepoint, that
> would result in 3 or 6 messages overhead for every user query.
Those should get bundled into single TCP messages, though. Assuming
that that's done properly, I share the doubt that you're saving
anything very meaningful.
regards, tom lane