diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/regress/expected/select_parallel.out | 21 | ||||
| -rw-r--r-- | src/test/regress/sql/select_parallel.sql | 7 |
2 files changed, 28 insertions, 0 deletions
diff --git a/src/test/regress/expected/select_parallel.out b/src/test/regress/expected/select_parallel.out index d1d5b228ce0..b748c98c915 100644 --- a/src/test/regress/expected/select_parallel.out +++ b/src/test/regress/expected/select_parallel.out @@ -378,7 +378,28 @@ select count(*) from bmscantest where a>1; 99999 (1 row) +-- test accumulation of stats for parallel node reset enable_seqscan; +alter table tenk2 set (parallel_workers = 0); +explain (analyze, timing off, summary off, costs off) + select count(*) from tenk1, tenk2 where tenk1.hundred > 1 + and tenk2.thousand=0; + QUERY PLAN +-------------------------------------------------------------------------- + Aggregate (actual rows=1 loops=1) + -> Nested Loop (actual rows=98000 loops=1) + -> Seq Scan on tenk2 (actual rows=10 loops=1) + Filter: (thousand = 0) + Rows Removed by Filter: 9990 + -> Gather (actual rows=9800 loops=10) + Workers Planned: 4 + Workers Launched: 4 + -> Parallel Seq Scan on tenk1 (actual rows=1960 loops=50) + Filter: (hundred > 1) + Rows Removed by Filter: 40 +(11 rows) + +alter table tenk2 reset (parallel_workers); reset enable_indexscan; reset enable_hashjoin; reset enable_mergejoin; diff --git a/src/test/regress/sql/select_parallel.sql b/src/test/regress/sql/select_parallel.sql index bb4e34adbe0..00df92779c6 100644 --- a/src/test/regress/sql/select_parallel.sql +++ b/src/test/regress/sql/select_parallel.sql @@ -149,7 +149,14 @@ insert into bmscantest select r, 'fooooooooooooooooooooooooooooooooooooooooooooo create index i_bmtest ON bmscantest(a); select count(*) from bmscantest where a>1; +-- test accumulation of stats for parallel node reset enable_seqscan; +alter table tenk2 set (parallel_workers = 0); +explain (analyze, timing off, summary off, costs off) + select count(*) from tenk1, tenk2 where tenk1.hundred > 1 + and tenk2.thousand=0; +alter table tenk2 reset (parallel_workers); + reset enable_indexscan; reset enable_hashjoin; reset enable_mergejoin; |