Hi, On 2018-12-14 13:35:50 -0500, Tom Lane wrote: > Hm. It *could*, if we wanted it to run some transactions after > finishing recovery.
How, we don't have infrastructure for changing databases yet? > But I guess I wonder why bother; if the disk > space is gone then there's not that much reason to be in a hurry > to get rid of the catalog entries. The particular problem Alvaro > is complaining of might be better handled by ignoring temp tables > while computing max freeze age etc. I have some recollection that > we'd intentionally included them, but I wonder why really; it's > not like autovacuum is going to be able to do anything about an > ancient temp table. We can't truncate the clog, adapt the xid horizon, etc if there's any temp tables. Otherwise you'd get failures when reading from one, no? Greetings, Andres Freund