Re: PG FDW query fails, works local, same credentials

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: "Pete O'Such" <posuch@gmail.com>
Cc: pgsql-general@lists.postgresql.org
Date: 2023-08-31T04:46:28Z
Lists: pgsql-general
"Pete O'Such" <posuch@gmail.com> writes:
> I've got a view on server A (PG 15.2) that fails when queried via FDW from
> server B (also PG 15.2).  Querying it as a foreign table from server B
> yields a message like "ERROR:  function blah(type) does not exist".

Check your search path assumptions.  postgres_fdw runs remote queries
with a very minimal search_path setting, so that unqualified references
to non-built-in objects are likely to fail.

			regards, tom lane