c8h4/postgresql
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Regression tests for new btree_gist "not equals" support.

Browse source 
Jeff Davis, with minor adjustments by me.
This commit is contained in:
Robert Haas 2010-08-03 19:53:20 +00:00
parent 3491520986
commit 90a391c645
3 changed files with 74 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
contrib/btree_gist/Makefile
View file

@ -1,4 +1,4 @@
# $PostgreSQL: pgsql/contrib/btree_gist/Makefile,v 1.12 2007/11/10 23:59:50 momjian Exp $
# $PostgreSQL: pgsql/contrib/btree_gist/Makefile,v 1.13 2010/08/03 19:53:19 rhaas Exp $
MODULE_big = btree_gist
@ -11,7 +11,7 @@ DATA_built = btree_gist.sql
DATA = uninstall_btree_gist.sql
REGRESS = init int2 int4 int8 float4 float8 cash oid timestamp timestamptz time timetz \
date interval macaddr inet cidr text varchar char bytea bit varbit numeric
date interval macaddr inet cidr text varchar char bytea bit varbit numeric not_equal
ifdef USE_PGXS
PG_CONFIG = pg_config

40
contrib/btree_gist/expected/not_equal.out Normal file
View file

@ -0,0 +1,40 @@
SET enable_seqscan to false;
-- test search for "not equals"
CREATE TABLE test_ne (
a TIMESTAMP,
b NUMERIC
);
CREATE INDEX test_ne_idx ON test_ne USING gist (a, b);
INSERT INTO test_ne SELECT '2009-01-01', 10.7 FROM generate_series(1,1000);
INSERT INTO test_ne VALUES('2007-02-03', -91.3);
INSERT INTO test_ne VALUES('2011-09-01', 43.7);
INSERT INTO test_ne SELECT '2009-01-01', 10.7 FROM generate_series(1,1000);
EXPLAIN (COSTS OFF) SELECT * FROM test_ne WHERE a <> '2009-01-01' AND b <> 10.7;
QUERY PLAN
------------------------------------------------------------------------------------------------------
Bitmap Heap Scan on test_ne
Recheck Cond: ((a <> 'Thu Jan 01 00:00:00 2009'::timestamp without time zone) AND (b <> 10.7))
-> Bitmap Index Scan on test_ne_idx
Index Cond: ((a <> 'Thu Jan 01 00:00:00 2009'::timestamp without time zone) AND (b <> 10.7))
(4 rows)
SELECT * FROM test_ne WHERE a <> '2009-01-01' AND b <> 10.7;
a | b
--------------------------+-------
Sat Feb 03 00:00:00 2007 | -91.3
Thu Sep 01 00:00:00 2011 | 43.7
(2 rows)
-- test search for "not equals" using an exclusion constraint
CREATE TABLE zoo (
cage INTEGER,
animal TEXT,
EXCLUDE USING gist (cage WITH =, animal WITH <>)
);
NOTICE: CREATE TABLE / EXCLUDE will create implicit index "zoo_cage_animal_excl" for table "zoo"
INSERT INTO zoo VALUES(123, 'zebra');
INSERT INTO zoo VALUES(123, 'zebra');
INSERT INTO zoo VALUES(123, 'lion');
ERROR: conflicting key value violates exclusion constraint "zoo_cage_animal_excl"
DETAIL: Key (cage, animal)=(123, lion) conflicts with existing key (cage, animal)=(123, zebra).
INSERT INTO zoo VALUES(124, 'lion');

32
contrib/btree_gist/sql/not_equal.sql Normal file
View file

@ -0,0 +1,32 @@
SET enable_seqscan to false;
-- test search for "not equals"
CREATE TABLE test_ne (
a TIMESTAMP,
b NUMERIC
);
CREATE INDEX test_ne_idx ON test_ne USING gist (a, b);
INSERT INTO test_ne SELECT '2009-01-01', 10.7 FROM generate_series(1,1000);
INSERT INTO test_ne VALUES('2007-02-03', -91.3);
INSERT INTO test_ne VALUES('2011-09-01', 43.7);
INSERT INTO test_ne SELECT '2009-01-01', 10.7 FROM generate_series(1,1000);
EXPLAIN (COSTS OFF) SELECT * FROM test_ne WHERE a <> '2009-01-01' AND b <> 10.7;
SELECT * FROM test_ne WHERE a <> '2009-01-01' AND b <> 10.7;
-- test search for "not equals" using an exclusion constraint
CREATE TABLE zoo (
cage INTEGER,
animal TEXT,
EXCLUDE USING gist (cage WITH =, animal WITH <>)
);
INSERT INTO zoo VALUES(123, 'zebra');
INSERT INTO zoo VALUES(123, 'zebra');
INSERT INTO zoo VALUES(123, 'lion');
INSERT INTO zoo VALUES(124, 'lion');