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657c098e41
last nextval() or setval() performed by the current session. Update the docs, add regression tests, and bump the catalog version. Patch from Dennis Björklund, various improvements by Neil Conway.
71 lines
No EOL
1.4 KiB
PL/PgSQL
71 lines
No EOL
1.4 KiB
PL/PgSQL
---
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--- test creation of SERIAL column
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---
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CREATE TABLE serialTest (f1 text, f2 serial);
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INSERT INTO serialTest VALUES ('foo');
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INSERT INTO serialTest VALUES ('bar');
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INSERT INTO serialTest VALUES ('force', 100);
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INSERT INTO serialTest VALUES ('wrong', NULL);
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SELECT * FROM serialTest;
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CREATE SEQUENCE sequence_test;
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BEGIN;
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SELECT nextval('sequence_test');
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DROP SEQUENCE sequence_test;
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END;
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-- renaming sequences
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CREATE SEQUENCE foo_seq;
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ALTER TABLE foo_seq RENAME TO foo_seq_new;
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SELECT * FROM foo_seq_new;
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DROP SEQUENCE foo_seq_new;
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--
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-- Alter sequence
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--
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CREATE SEQUENCE sequence_test2 START WITH 32;
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SELECT nextval('sequence_test2');
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ALTER SEQUENCE sequence_test2 RESTART WITH 16
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INCREMENT BY 4 MAXVALUE 22 MINVALUE 5 CYCLE;
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SELECT nextval('sequence_test2');
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SELECT nextval('sequence_test2');
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SELECT nextval('sequence_test2');
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-- Test comments
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COMMENT ON SEQUENCE asdf IS 'won''t work';
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COMMENT ON SEQUENCE sequence_test2 IS 'will work';
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COMMENT ON SEQUENCE sequence_test2 IS NULL;
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-- Test lastval()
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CREATE SEQUENCE seq;
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SELECT nextval('seq');
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SELECT lastval();
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SELECT setval('seq', 99);
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SELECT lastval();
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CREATE SEQUENCE seq2;
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SELECT nextval('seq2');
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SELECT lastval();
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DROP SEQUENCE seq2;
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-- should fail
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SELECT lastval();
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CREATE USER seq_user;
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BEGIN;
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SET LOCAL SESSION AUTHORIZATION seq_user;
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CREATE SEQUENCE seq3;
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SELECT nextval('seq3');
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REVOKE ALL ON seq3 FROM seq_user;
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SELECT lastval();
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ROLLBACK;
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DROP USER seq_user;
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DROP SEQUENCE seq; |