On Tue, 2023-10-31 at 08:23 +0100, Luca Ferrari wrote: > What puzzled me was that such xmax was non-zero for a > while (days). Inspecting pg_class.reloptions I found that accidentally > (?) disabled autovacuum on such table, my fault! > I should have checked pg_stat_user_tables at first! VACUUM won't modify "xmax", nor will it remove the row. Yours, Laurenz Albe