"Zwettler Markus (OIZ)" <Markus.Zwettler@xxxxxxxxxx> writes: > I do not see any reason why this should not work or be at risk? I think the only problem you'd be likely to run into is that pg_dump/pg_upgrade won't propagate those settings for you. autovacuum doesn't really treat catalogs differently from user tables, AFAIR. regards, tom lane