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Diffstat (limited to 'src/test/regress/sql/tid.sql')
-rw-r--r-- | src/test/regress/sql/tid.sql | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/test/regress/sql/tid.sql b/src/test/regress/sql/tid.sql new file mode 100644 index 0000000..2602e20 --- /dev/null +++ b/src/test/regress/sql/tid.sql @@ -0,0 +1,72 @@ +-- basic tests for the TID data type + +SELECT + '(0,0)'::tid as tid00, + '(0,1)'::tid as tid01, + '(-1,0)'::tid as tidm10, + '(4294967295,65535)'::tid as tidmax; + +SELECT '(4294967296,1)'::tid; -- error +SELECT '(1,65536)'::tid; -- error + +-- Also try it with non-error-throwing API +SELECT pg_input_is_valid('(0)', 'tid'); +SELECT * FROM pg_input_error_info('(0)', 'tid'); +SELECT pg_input_is_valid('(0,-1)', 'tid'); +SELECT * FROM pg_input_error_info('(0,-1)', 'tid'); + + +-- 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 currtid2() with various relation kinds + +-- Materialized view +CREATE MATERIALIZED VIEW tid_matview AS SELECT a FROM tid_tab; +SELECT currtid2('tid_matview'::text, '(0,1)'::tid); -- fails +INSERT INTO tid_tab VALUES (1); +REFRESH MATERIALIZED VIEW tid_matview; +SELECT currtid2('tid_matview'::text, '(0,1)'::tid); -- ok +DROP MATERIALIZED VIEW tid_matview; +TRUNCATE tid_tab; + +-- Sequence +CREATE SEQUENCE tid_seq; +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 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 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 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 currtid2('tid_view_with_ctid'::text, '(0,1)'::tid); -- fails +INSERT INTO tid_tab VALUES (1); +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 currtid2('tid_view_fake_ctid'::text, '(0,1)'::tid); -- fails +DROP VIEW tid_view_fake_ctid; + +DROP TABLE tid_tab CASCADE; |