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-rw-r--r--src/test/regress/expected/select_parallel.out7
-rw-r--r--src/test/regress/sql/select_parallel.sql7
2 files changed, 12 insertions, 2 deletions
diff --git a/src/test/regress/expected/select_parallel.out b/src/test/regress/expected/select_parallel.out
index d65c2b93a8c..0e9bc1a7078 100644
--- a/src/test/regress/expected/select_parallel.out
+++ b/src/test/regress/expected/select_parallel.out
@@ -175,7 +175,12 @@ set enable_indexscan to off;
set enable_hashjoin to off;
set enable_mergejoin to off;
set enable_material to off;
-set effective_io_concurrency=50;
+-- test prefetching, if the platform allows it
+DO $$
+BEGIN
+ SET effective_io_concurrency = 50;
+EXCEPTION WHEN invalid_parameter_value THEN
+END $$;
set work_mem='64kB'; --set small work mem to force lossy pages
explain (costs off)
select count(*) from tenk1, tenk2 where tenk1.hundred > 1 and tenk2.thousand=0;
diff --git a/src/test/regress/sql/select_parallel.sql b/src/test/regress/sql/select_parallel.sql
index b2a0bd5d94a..67bc82e8347 100644
--- a/src/test/regress/sql/select_parallel.sql
+++ b/src/test/regress/sql/select_parallel.sql
@@ -70,7 +70,12 @@ set enable_indexscan to off;
set enable_hashjoin to off;
set enable_mergejoin to off;
set enable_material to off;
-set effective_io_concurrency=50;
+-- test prefetching, if the platform allows it
+DO $$
+BEGIN
+ SET effective_io_concurrency = 50;
+EXCEPTION WHEN invalid_parameter_value THEN
+END $$;
set work_mem='64kB'; --set small work mem to force lossy pages
explain (costs off)
select count(*) from tenk1, tenk2 where tenk1.hundred > 1 and tenk2.thousand=0;