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f35f30f74b
Also use palloc0() for main amcheck state, and adjust a few comments.
Somehow I pushed old version of patch in commit
4eaf7eaccb, so commit the difference.
Peter Geoghegan
150 lines
4.8 KiB
Plaintext
150 lines
4.8 KiB
Plaintext
CREATE TABLE bttest_a(id int8);
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CREATE TABLE bttest_b(id int8);
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CREATE TABLE bttest_multi(id int8, data int8);
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CREATE TABLE delete_test_table (a bigint, b bigint, c bigint, d bigint);
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-- Stabalize tests
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ALTER TABLE bttest_a SET (autovacuum_enabled = false);
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ALTER TABLE bttest_b SET (autovacuum_enabled = false);
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ALTER TABLE bttest_multi SET (autovacuum_enabled = false);
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ALTER TABLE delete_test_table SET (autovacuum_enabled = false);
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INSERT INTO bttest_a SELECT * FROM generate_series(1, 100000);
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INSERT INTO bttest_b SELECT * FROM generate_series(100000, 1, -1);
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INSERT INTO bttest_multi SELECT i, i%2 FROM generate_series(1, 100000) as i;
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CREATE INDEX bttest_a_idx ON bttest_a USING btree (id);
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CREATE INDEX bttest_b_idx ON bttest_b USING btree (id);
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CREATE UNIQUE INDEX bttest_multi_idx ON bttest_multi
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USING btree (id) INCLUDE (data);
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CREATE ROLE bttest_role;
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-- verify permissions are checked (error due to function not callable)
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SET ROLE bttest_role;
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SELECT bt_index_check('bttest_a_idx'::regclass);
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ERROR: permission denied for function bt_index_check
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SELECT bt_index_parent_check('bttest_a_idx'::regclass);
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ERROR: permission denied for function bt_index_parent_check
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RESET ROLE;
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-- we, intentionally, don't check relation permissions - it's useful
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-- to run this cluster-wide with a restricted account, and as tested
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-- above explicit permission has to be granted for that.
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GRANT EXECUTE ON FUNCTION bt_index_check(regclass) TO bttest_role;
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GRANT EXECUTE ON FUNCTION bt_index_parent_check(regclass) TO bttest_role;
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GRANT EXECUTE ON FUNCTION bt_index_check(regclass, boolean) TO bttest_role;
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GRANT EXECUTE ON FUNCTION bt_index_parent_check(regclass, boolean) TO bttest_role;
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SET ROLE bttest_role;
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SELECT bt_index_check('bttest_a_idx');
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bt_index_check
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----------------
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(1 row)
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SELECT bt_index_parent_check('bttest_a_idx');
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bt_index_parent_check
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-----------------------
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(1 row)
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RESET ROLE;
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-- verify plain tables are rejected (error)
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SELECT bt_index_check('bttest_a');
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ERROR: "bttest_a" is not an index
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SELECT bt_index_parent_check('bttest_a');
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ERROR: "bttest_a" is not an index
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-- verify non-existing indexes are rejected (error)
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SELECT bt_index_check(17);
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ERROR: could not open relation with OID 17
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SELECT bt_index_parent_check(17);
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ERROR: could not open relation with OID 17
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-- verify wrong index types are rejected (error)
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BEGIN;
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CREATE INDEX bttest_a_brin_idx ON bttest_a USING brin(id);
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SELECT bt_index_parent_check('bttest_a_brin_idx');
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ERROR: only B-Tree indexes are supported as targets for verification
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DETAIL: Relation "bttest_a_brin_idx" is not a B-Tree index.
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ROLLBACK;
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-- normal check outside of xact
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SELECT bt_index_check('bttest_a_idx');
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bt_index_check
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----------------
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(1 row)
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-- more expansive tests
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SELECT bt_index_check('bttest_a_idx', true);
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bt_index_check
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----------------
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(1 row)
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SELECT bt_index_parent_check('bttest_b_idx', true);
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bt_index_parent_check
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-----------------------
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(1 row)
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BEGIN;
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SELECT bt_index_check('bttest_a_idx');
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bt_index_check
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----------------
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(1 row)
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SELECT bt_index_parent_check('bttest_b_idx');
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bt_index_parent_check
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-----------------------
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(1 row)
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-- make sure we don't have any leftover locks
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SELECT * FROM pg_locks
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WHERE relation = ANY(ARRAY['bttest_a', 'bttest_a_idx', 'bttest_b', 'bttest_b_idx']::regclass[])
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AND pid = pg_backend_pid();
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locktype | database | relation | page | tuple | virtualxid | transactionid | classid | objid | objsubid | virtualtransaction | pid | mode | granted | fastpath
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----------+----------+----------+------+-------+------------+---------------+---------+-------+----------+--------------------+-----+------+---------+----------
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(0 rows)
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COMMIT;
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-- normal check outside of xact for index with included columns
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SELECT bt_index_check('bttest_multi_idx');
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bt_index_check
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----------------
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(1 row)
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-- more expansive test for index with included columns
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SELECT bt_index_parent_check('bttest_multi_idx', true);
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bt_index_parent_check
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-----------------------
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(1 row)
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-- repeat expansive test for index built using insertions
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TRUNCATE bttest_multi;
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INSERT INTO bttest_multi SELECT i, i%2 FROM generate_series(1, 100000) as i;
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SELECT bt_index_parent_check('bttest_multi_idx', true);
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bt_index_parent_check
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-----------------------
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(1 row)
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--
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-- Test for multilevel page deletion/downlink present checks
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--
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INSERT INTO delete_test_table SELECT i, 1, 2, 3 FROM generate_series(1,80000) i;
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ALTER TABLE delete_test_table ADD PRIMARY KEY (a,b,c,d);
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DELETE FROM delete_test_table WHERE a > 40000;
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VACUUM delete_test_table;
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DELETE FROM delete_test_table WHERE a > 10;
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VACUUM delete_test_table;
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SELECT bt_index_parent_check('delete_test_table_pkey', true);
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bt_index_parent_check
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-----------------------
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(1 row)
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-- cleanup
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DROP TABLE bttest_a;
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DROP TABLE bttest_b;
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DROP TABLE bttest_multi;
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DROP TABLE delete_test_table;
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DROP OWNED BY bttest_role; -- permissions
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DROP ROLE bttest_role;
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