Harden new parallel string_agg/array_agg regression test
authorDavid Rowley <drowley@postgresql.org>
Mon, 23 Jan 2023 08:31:46 +0000 (21:31 +1300)
committerDavid Rowley <drowley@postgresql.org>
Mon, 23 Jan 2023 08:31:46 +0000 (21:31 +1300)
commit67c5b8840fcad07eeecd9af517b9b1ff09a3cf8e
treebbc1e1f296e0d6e80e15242f913fcc004945d4d5
parentc31cf1c03d01ce86f20bef8c980fe56a257b3b4b
Harden new parallel string_agg/array_agg regression test

Per buildfarm member mandrill, it seems that
max_parallel_workers_per_gather may not always be set to the default value
of 2 when the new test added in 16fd03e95 is executed.  Here let's just
explicitly set that to 2 so that the planner never opts to use more than
that many parallel workers.
src/test/regress/expected/aggregates.out
src/test/regress/sql/aggregates.sql