diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/regress/expected/subselect.out | 69 | ||||
| -rw-r--r-- | src/test/regress/sql/subselect.sql | 25 |
2 files changed, 61 insertions, 33 deletions
diff --git a/src/test/regress/expected/subselect.out b/src/test/regress/expected/subselect.out index 1ad4ad47b2c..ed7d6d8034e 100644 --- a/src/test/regress/expected/subselect.out +++ b/src/test/regress/expected/subselect.out @@ -196,6 +196,31 @@ SELECT '' AS five, f1 AS "Correlated Field" | 3 (5 rows) +-- +-- Use some existing tables in the regression test +-- +SELECT '' AS eight, ss.f1 AS "Correlated Field", ss.f3 AS "Second Field" + FROM SUBSELECT_TBL ss + WHERE f1 NOT IN (SELECT f1+1 FROM INT4_TBL + WHERE f1 != ss.f1 AND f1 < 2147483647); + eight | Correlated Field | Second Field +-------+------------------+-------------- + | 2 | 4 + | 3 | 5 + | 2 | 2 + | 3 | 3 + | 6 | 8 + | 8 | +(6 rows) + +select q1, float8(count(*)) / (select count(*) from int8_tbl) +from int8_tbl group by q1 order by q1; + q1 | ?column? +------------------+---------- + 123 | 0.4 + 4567890123456789 | 0.6 +(2 rows) + -- Unspecified-type literals in output columns should resolve as text SELECT *, pg_typeof(f1) FROM (SELECT 'foo' AS f1 FROM generate_series(1,3)) ss ORDER BY 1; @@ -227,30 +252,28 @@ explain verbose select '42' union all select 43; Output: 43 (5 rows) --- --- Use some existing tables in the regression test --- -SELECT '' AS eight, ss.f1 AS "Correlated Field", ss.f3 AS "Second Field" - FROM SUBSELECT_TBL ss - WHERE f1 NOT IN (SELECT f1+1 FROM INT4_TBL - WHERE f1 != ss.f1 AND f1 < 2147483647); - eight | Correlated Field | Second Field --------+------------------+-------------- - | 2 | 4 - | 3 | 5 - | 2 | 2 - | 3 | 3 - | 6 | 8 - | 8 | -(6 rows) +-- check materialization of an initplan reference (bug #14524) +explain (verbose, costs off) +select 1 = all (select (select 1)); + QUERY PLAN +----------------------------------- + Result + Output: (SubPlan 2) + SubPlan 2 + -> Materialize + Output: ($0) + InitPlan 1 (returns $0) + -> Result + Output: 1 + -> Result + Output: $0 +(10 rows) -select q1, float8(count(*)) / (select count(*) from int8_tbl) -from int8_tbl group by q1 order by q1; - q1 | ?column? -------------------+---------- - 123 | 0.4 - 4567890123456789 | 0.6 -(2 rows) +select 1 = all (select (select 1)); + ?column? +---------- + t +(1 row) -- -- Check EXISTS simplification with LIMIT diff --git a/src/test/regress/sql/subselect.sql b/src/test/regress/sql/subselect.sql index 9c2a73d4d77..2fc0e26ca06 100644 --- a/src/test/regress/sql/subselect.sql +++ b/src/test/regress/sql/subselect.sql @@ -80,16 +80,6 @@ SELECT '' AS five, f1 AS "Correlated Field" WHERE (f1, f2) IN (SELECT f2, CAST(f3 AS int4) FROM SUBSELECT_TBL WHERE f3 IS NOT NULL); --- Unspecified-type literals in output columns should resolve as text - -SELECT *, pg_typeof(f1) FROM - (SELECT 'foo' AS f1 FROM generate_series(1,3)) ss ORDER BY 1; - --- ... unless there's context to suggest differently - -explain verbose select '42' union all select '43'; -explain verbose select '42' union all select 43; - -- -- Use some existing tables in the regression test -- @@ -102,6 +92,21 @@ SELECT '' AS eight, ss.f1 AS "Correlated Field", ss.f3 AS "Second Field" select q1, float8(count(*)) / (select count(*) from int8_tbl) from int8_tbl group by q1 order by q1; +-- Unspecified-type literals in output columns should resolve as text + +SELECT *, pg_typeof(f1) FROM + (SELECT 'foo' AS f1 FROM generate_series(1,3)) ss ORDER BY 1; + +-- ... unless there's context to suggest differently + +explain verbose select '42' union all select '43'; +explain verbose select '42' union all select 43; + +-- check materialization of an initplan reference (bug #14524) +explain (verbose, costs off) +select 1 = all (select (select 1)); +select 1 = all (select (select 1)); + -- -- Check EXISTS simplification with LIMIT -- |