try_partial_hashjoin_path() passes constant true to for the parallel_hash argument of initial_cost_hashjoin(). Shouldn't it instead pass the parallel_hash argument that it receives?
This is related to commit 1804284042e659e7d16904e7bbb0ad546394b6a3. -- Antonin Houska Cybertec Schönig & Schönig GmbH Gröhrmühlgasse 26 A-2700 Wiener Neustadt Web: http://www.postgresql-support.de, http://www.cybertec.at