So much for a quick-fix for PostgreSQL users during 2.0... keep those daily vacuums running for now.
People should use pg_autovacuum and *not* daily vacuums. pg_autovacuums whenever it's necessary, which may be *much* more frequently than once a day (ie, once every 30min depending on mail volume). -sc
cd ~/open_source/pgsql/contrib/pg_autovacuum gmake gmake install -- Sean Chittenden