On Wed, 2009-09-16 at 23:53 +0300, Heikki Linnakangas wrote:
> For the kicks, I looked at what it would take to write a utility like
> that. It turns out to be quite trivial, patch attached. It uses the same
> principle as VACUUM FULL, scans from the end, moving tuples to
> lower-numbered pages until it can't do it anymore. It requires a small
> change to heap_update(), to override the preference to store the new
> tuple on the same page as the old one, but other than that, it's all in
> the external module.
It fails at initdb time for me:
FATAL: unrecognized heap_update status: 5
STATEMENT: REVOKE ALL on pg_authid FROM public;
Regards,Jeff Davis