73 lines
2.2 KiB
SQL
73 lines
2.2 KiB
SQL
-- basic tests for the TID data type
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SELECT
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'(0,0)'::tid as tid00,
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'(0,1)'::tid as tid01,
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'(-1,0)'::tid as tidm10,
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'(4294967295,65535)'::tid as tidmax;
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SELECT '(4294967296,1)'::tid; -- error
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SELECT '(1,65536)'::tid; -- error
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-- Also try it with non-error-throwing API
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SELECT pg_input_is_valid('(0)', 'tid');
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SELECT * FROM pg_input_error_info('(0)', 'tid');
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SELECT pg_input_is_valid('(0,-1)', 'tid');
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SELECT * FROM pg_input_error_info('(0,-1)', 'tid');
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-- tests for functions related to TID handling
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CREATE TABLE tid_tab (a int);
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-- min() and max() for TIDs
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INSERT INTO tid_tab VALUES (1), (2);
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SELECT min(ctid) FROM tid_tab;
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SELECT max(ctid) FROM tid_tab;
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TRUNCATE tid_tab;
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-- Tests for currtid2() with various relation kinds
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-- Materialized view
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CREATE MATERIALIZED VIEW tid_matview AS SELECT a FROM tid_tab;
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SELECT currtid2('tid_matview'::text, '(0,1)'::tid); -- fails
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INSERT INTO tid_tab VALUES (1);
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REFRESH MATERIALIZED VIEW tid_matview;
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SELECT currtid2('tid_matview'::text, '(0,1)'::tid); -- ok
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DROP MATERIALIZED VIEW tid_matview;
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TRUNCATE tid_tab;
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-- Sequence
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CREATE SEQUENCE tid_seq;
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SELECT currtid2('tid_seq'::text, '(0,1)'::tid); -- ok
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DROP SEQUENCE tid_seq;
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-- Index, fails with incorrect relation type
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CREATE INDEX tid_ind ON tid_tab(a);
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SELECT currtid2('tid_ind'::text, '(0,1)'::tid); -- fails
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DROP INDEX tid_ind;
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-- Partitioned table, no storage
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CREATE TABLE tid_part (a int) PARTITION BY RANGE (a);
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SELECT currtid2('tid_part'::text, '(0,1)'::tid); -- fails
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DROP TABLE tid_part;
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-- Views
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-- ctid not defined in the view
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CREATE VIEW tid_view_no_ctid AS SELECT a FROM tid_tab;
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SELECT currtid2('tid_view_no_ctid'::text, '(0,1)'::tid); -- fails
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DROP VIEW tid_view_no_ctid;
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-- ctid fetched directly from the source table.
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CREATE VIEW tid_view_with_ctid AS SELECT ctid, a FROM tid_tab;
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SELECT currtid2('tid_view_with_ctid'::text, '(0,1)'::tid); -- fails
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INSERT INTO tid_tab VALUES (1);
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SELECT currtid2('tid_view_with_ctid'::text, '(0,1)'::tid); -- ok
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DROP VIEW tid_view_with_ctid;
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TRUNCATE tid_tab;
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-- ctid attribute with incorrect data type
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CREATE VIEW tid_view_fake_ctid AS SELECT 1 AS ctid, 2 AS a;
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SELECT currtid2('tid_view_fake_ctid'::text, '(0,1)'::tid); -- fails
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DROP VIEW tid_view_fake_ctid;
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DROP TABLE tid_tab CASCADE;
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