diff options
Diffstat (limited to 'src/test/regress/sql/incremental_sort.sql')
| -rw-r--r-- | src/test/regress/sql/incremental_sort.sql | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/regress/sql/incremental_sort.sql b/src/test/regress/sql/incremental_sort.sql index cb48f200ce5..ff3af0fd165 100644 --- a/src/test/regress/sql/incremental_sort.sql +++ b/src/test/regress/sql/incremental_sort.sql @@ -250,6 +250,17 @@ from tenk1, lateral (select tenk1.unique1 from generate_series(1, 1000)) as sub; explain (costs off) select sub.unique1, md5(stringu1) from tenk1, lateral (select tenk1.unique1 from generate_series(1, 1000)) as sub order by 1, 2; +-- Parallel sort but with expression (correlated subquery) that +-- is prohibited in parallel plans. +explain (costs off) select distinct + unique1, + (select t.unique1 from tenk1 where tenk1.unique1 = t.unique1) +from tenk1 t, generate_series(1, 1000); +explain (costs off) select + unique1, + (select t.unique1 from tenk1 where tenk1.unique1 = t.unique1) +from tenk1 t, generate_series(1, 1000) +order by 1, 2; -- Parallel sort but with expression not available until the upper rel. explain (costs off) select distinct sub.unique1, stringu1 || random()::text from tenk1, lateral (select tenk1.unique1 from generate_series(1, 1000)) as sub; |