From 67c5b8840fcad07eeecd9af517b9b1ff09a3cf8e Mon Sep 17 00:00:00 2001 From: David Rowley Date: Mon, 23 Jan 2023 21:31:46 +1300 Subject: [PATCH] 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 | 1 + src/test/regress/sql/aggregates.sql | 1 + 2 files changed, 2 insertions(+) diff --git a/src/test/regress/expected/aggregates.out b/src/test/regress/expected/aggregates.out index 2a806be3277..8f96c4ed534 100644 --- a/src/test/regress/expected/aggregates.out +++ b/src/test/regress/expected/aggregates.out @@ -1872,6 +1872,7 @@ set parallel_tuple_cost TO 0; set parallel_leader_participation TO 0; set min_parallel_table_scan_size = 0; set bytea_output = 'escape'; +set max_parallel_workers_per_gather = 2; -- create a view as we otherwise have to repeat this query a few times. create view v_pagg_test AS select diff --git a/src/test/regress/sql/aggregates.sql b/src/test/regress/sql/aggregates.sql index 12e24a0dfad..f6815a1784d 100644 --- a/src/test/regress/sql/aggregates.sql +++ b/src/test/regress/sql/aggregates.sql @@ -728,6 +728,7 @@ set parallel_tuple_cost TO 0; set parallel_leader_participation TO 0; set min_parallel_table_scan_size = 0; set bytea_output = 'escape'; +set max_parallel_workers_per_gather = 2; -- create a view as we otherwise have to repeat this query a few times. create view v_pagg_test AS