Chris Bisnett <cbisn...@gmail.com> writes: > The only downside I’ve seen is that this is a global setting and my > understanding is that this would cause decreased performance when used with > tables with a lot of writes and deletes. Is there a technical reason this > setting cannot be applied at the database or table context like other > autovacuum settings?
There's an autovacuum_freeze_min_age reloption, isn't that
what you need?
regards, tom lane
