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Diffstat (limited to 'src/test/regress/sql/subselect.sql')
| -rw-r--r-- | src/test/regress/sql/subselect.sql | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/regress/sql/subselect.sql b/src/test/regress/sql/subselect.sql index 326fd70e4a0..b3fb03c97fb 100644 --- a/src/test/regress/sql/subselect.sql +++ b/src/test/regress/sql/subselect.sql @@ -422,3 +422,16 @@ select * from int4_tbl where select * from int4_tbl where (case when f1 in (select unique1 from tenk1 a) then f1 else null end) in (select ten from tenk1 b); + +-- +-- Check that volatile quals aren't pushed down past a DISTINCT: +-- nextval() should not be called more than the nominal number of times +-- +create temp sequence ts1; + +select * from + (select distinct ten from tenk1) ss + where ten < 10 + nextval('ts1') + order by 1; + +select nextval('ts1'); |