From: "John Hasler" <john@dhh.gt.org>
> Richard Huxton writes:
> > All functions take place within a transaction, but since PG doesn't
> > support nested transactions yet you can't roll back the effects of a
> > nested function.
>
> Do you have any idea when it will?
Check the "todo" list in the developers' area on the website - that'll show
what's planned for 7.2
Might be more hands available now though, with the RedHat announcement.
- Richard Huxton