On Sun, 2024-07-28 at 16:55 -0400, Ron Johnson wrote: > It's obvious why unanalyzed tables could cause materialization to be slow, > but why would unvacuumed tables cause slowness when creating materialized views? Because of missing hint bits and visibility map? But you are right, ANALYZE is more important for query performance. However, if you disable autovacuum, you also disable autoanalyze... Yours, Laurenz Albe