chore: import upstream snapshot with attribution

2026-07-13 12:32:25 +08:00
commit e014feafe1
2285 changed files with 1131979 additions and 0 deletions
@@ -0,0 +1,85 @@
+-- regression test for the uuid datatype
+-- creating test tables
+CREATE TABLE guid1
+(
+	guid_field UUID,
+	text_field TEXT DEFAULT(now())
+);
+CREATE TABLE guid2
+(
+	guid_field UUID,
+	text_field TEXT DEFAULT(now())
+);
+
+-- inserting invalid data tests
+-- too long
+INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-1111-111111111111F');
+-- too short
+INSERT INTO guid1(guid_field) VALUES('{11111111-1111-1111-1111-11111111111}');
+-- valid data but invalid format
+INSERT INTO guid1(guid_field) VALUES('111-11111-1111-1111-1111-111111111111');
+INSERT INTO guid1(guid_field) VALUES('{22222222-2222-2222-2222-222222222222 ');
+-- invalid data
+INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-G111-111111111111');
+INSERT INTO guid1(guid_field) VALUES('11+11111-1111-1111-1111-111111111111');
+
+--inserting three input formats
+INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-1111-111111111111');
+INSERT INTO guid1(guid_field) VALUES('{22222222-2222-2222-2222-222222222222}');
+INSERT INTO guid1(guid_field) VALUES('3f3e3c3b3a3039383736353433a2313e');
+
+-- retrieving the inserted data
+SELECT guid_field FROM guid1;
+
+-- ordering test
+SELECT guid_field FROM guid1 ORDER BY guid_field ASC;
+SELECT guid_field FROM guid1 ORDER BY guid_field DESC;
+
+-- = operator test
+SELECT COUNT(*) FROM guid1 WHERE guid_field = '3f3e3c3b-3a30-3938-3736-353433a2313e';
+
+-- <> operator test
+SELECT COUNT(*) FROM guid1 WHERE guid_field <> '11111111111111111111111111111111';
+
+-- < operator test
+SELECT COUNT(*) FROM guid1 WHERE guid_field < '22222222-2222-2222-2222-222222222222';
+
+-- <= operator test
+SELECT COUNT(*) FROM guid1 WHERE guid_field <= '22222222-2222-2222-2222-222222222222';
+
+-- > operator test
+SELECT COUNT(*) FROM guid1 WHERE guid_field > '22222222-2222-2222-2222-222222222222';
+
+-- >= operator test
+SELECT COUNT(*) FROM guid1 WHERE guid_field >= '22222222-2222-2222-2222-222222222222';
+
+-- btree and hash index creation test
+CREATE INDEX guid1_btree ON guid1 USING BTREE (guid_field);
+CREATE INDEX guid1_hash  ON guid1 USING HASH  (guid_field);
+
+-- unique index test
+CREATE UNIQUE INDEX guid1_unique_BTREE ON guid1 USING BTREE (guid_field);
+-- should fail
+INSERT INTO guid1(guid_field) VALUES('11111111-1111-1111-1111-111111111111');
+
+-- check to see whether the new indexes are actually there
+SELECT count(*) FROM pg_class WHERE relkind='i' AND relname LIKE 'guid%';
+
+-- populating the test tables with additional records
+INSERT INTO guid1(guid_field) VALUES('44444444-4444-4444-4444-444444444444');
+INSERT INTO guid2(guid_field) VALUES('11111111-1111-1111-1111-111111111111');
+INSERT INTO guid2(guid_field) VALUES('{22222222-2222-2222-2222-222222222222}');
+INSERT INTO guid2(guid_field) VALUES('3f3e3c3b3a3039383736353433a2313e');
+
+-- join test
+SELECT COUNT(*) FROM guid1 g1 INNER JOIN guid2 g2 ON g1.guid_field = g2.guid_field;
+SELECT COUNT(*) FROM guid1 g1 LEFT JOIN guid2 g2 ON g1.guid_field = g2.guid_field WHERE g2.guid_field IS NULL;
+
+-- generation test
+TRUNCATE guid1;
+INSERT INTO guid1 (guid_field) VALUES (gen_random_uuid());
+INSERT INTO guid1 (guid_field) VALUES (gen_random_uuid());
+SELECT count(DISTINCT guid_field) FROM guid1;
+
+-- clean up
+DROP TABLE guid1, guid2 CASCADE;