64 lines
2.4 KiB
SQL
64 lines
2.4 KiB
SQL
-- tests for functions related to TID handling
|
|
|
|
CREATE TABLE tid_tab (a int);
|
|
|
|
-- min() and max() for TIDs
|
|
INSERT INTO tid_tab VALUES (1), (2);
|
|
SELECT min(ctid) FROM tid_tab;
|
|
SELECT max(ctid) FROM tid_tab;
|
|
TRUNCATE tid_tab;
|
|
|
|
-- Tests for currtid() and currtid2() with various relation kinds
|
|
|
|
-- Materialized view
|
|
CREATE MATERIALIZED VIEW tid_matview AS SELECT a FROM tid_tab;
|
|
SELECT currtid('tid_matview'::regclass::oid, '(0,1)'::tid); -- fails
|
|
SELECT currtid2('tid_matview'::text, '(0,1)'::tid); -- fails
|
|
INSERT INTO tid_tab VALUES (1);
|
|
REFRESH MATERIALIZED VIEW tid_matview;
|
|
SELECT currtid('tid_matview'::regclass::oid, '(0,1)'::tid); -- ok
|
|
SELECT currtid2('tid_matview'::text, '(0,1)'::tid); -- ok
|
|
DROP MATERIALIZED VIEW tid_matview;
|
|
TRUNCATE tid_tab;
|
|
|
|
-- Sequence
|
|
CREATE SEQUENCE tid_seq;
|
|
SELECT currtid('tid_seq'::regclass::oid, '(0,1)'::tid); -- ok
|
|
SELECT currtid2('tid_seq'::text, '(0,1)'::tid); -- ok
|
|
DROP SEQUENCE tid_seq;
|
|
|
|
-- Index, fails with incorrect relation type
|
|
CREATE INDEX tid_ind ON tid_tab(a);
|
|
SELECT currtid('tid_ind'::regclass::oid, '(0,1)'::tid); -- fails
|
|
SELECT currtid2('tid_ind'::text, '(0,1)'::tid); -- fails
|
|
DROP INDEX tid_ind;
|
|
|
|
-- Partitioned table, no storage
|
|
CREATE TABLE tid_part (a int) PARTITION BY RANGE (a);
|
|
SELECT currtid('tid_part'::regclass::oid, '(0,1)'::tid); -- fails
|
|
SELECT currtid2('tid_part'::text, '(0,1)'::tid); -- fails
|
|
DROP TABLE tid_part;
|
|
|
|
-- Views
|
|
-- ctid not defined in the view
|
|
CREATE VIEW tid_view_no_ctid AS SELECT a FROM tid_tab;
|
|
SELECT currtid('tid_view_no_ctid'::regclass::oid, '(0,1)'::tid); -- fails
|
|
SELECT currtid2('tid_view_no_ctid'::text, '(0,1)'::tid); -- fails
|
|
DROP VIEW tid_view_no_ctid;
|
|
-- ctid fetched directly from the source table.
|
|
CREATE VIEW tid_view_with_ctid AS SELECT ctid, a FROM tid_tab;
|
|
SELECT currtid('tid_view_with_ctid'::regclass::oid, '(0,1)'::tid); -- fails
|
|
SELECT currtid2('tid_view_with_ctid'::text, '(0,1)'::tid); -- fails
|
|
INSERT INTO tid_tab VALUES (1);
|
|
SELECT currtid('tid_view_with_ctid'::regclass::oid, '(0,1)'::tid); -- ok
|
|
SELECT currtid2('tid_view_with_ctid'::text, '(0,1)'::tid); -- ok
|
|
DROP VIEW tid_view_with_ctid;
|
|
TRUNCATE tid_tab;
|
|
-- ctid attribute with incorrect data type
|
|
CREATE VIEW tid_view_fake_ctid AS SELECT 1 AS ctid, 2 AS a;
|
|
SELECT currtid('tid_view_fake_ctid'::regclass::oid, '(0,1)'::tid); -- fails
|
|
SELECT currtid2('tid_view_fake_ctid'::text, '(0,1)'::tid); -- fails
|
|
DROP VIEW tid_view_fake_ctid;
|
|
|
|
DROP TABLE tid_tab CASCADE;
|