Koen De Groote <kdg.dev@xxxxxxxxx> writes: > The documentation speaks only of compatibility in terms of connecting to > older version: >> postgres_fdw can be used with remote servers dating back to PostgreSQL >> 8.3. Read-only capability is available back to 8.1. > But what about connecting to a foreign server that is more recent? Like > pg14 connecting to pg17? I'd expect it to work, but it's not a scenario that we test. regards, tom lane