Koen De Groote <kdg(dot)dev(at)gmail(dot)com> 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