On Tue, May 4, 2021 at 4:05 AM Hans Buschmann <buschm...@nidsa.net> wrote: > The main difference is the time shown for the Gather Merge step (65 ms vs. 7 > ms)
No Windows here, but could it be super slow at launching workers? How does a trivial parallel query compare, something like? SET force_parallel_mode = on; EXPLAIN ANALYZE SELECT 42;