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--
-- VACUUM
--
CREATE TABLE vactst (i INT);
INSERT INTO vactst VALUES (1);
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst VALUES (0);
SELECT count(*) FROM vactst;
DELETE FROM vactst WHERE i != 0;
SELECT * FROM vactst;
VACUUM FULL vactst;
UPDATE vactst SET i = i + 1;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst SELECT * FROM vactst;
INSERT INTO vactst VALUES (0);
SELECT count(*) FROM vactst;
DELETE FROM vactst WHERE i != 0;
VACUUM (FULL) vactst;
DELETE FROM vactst;
SELECT * FROM vactst;
VACUUM (FULL, FREEZE) vactst;
VACUUM (ANALYZE, FULL) vactst;
CREATE TABLE vaccluster (i INT PRIMARY KEY);
ALTER TABLE vaccluster CLUSTER ON vaccluster_pkey;
CLUSTER vaccluster;
CREATE FUNCTION do_analyze() RETURNS VOID VOLATILE LANGUAGE SQL
AS 'ANALYZE pg_am';
CREATE FUNCTION wrap_do_analyze(c INT) RETURNS INT IMMUTABLE LANGUAGE SQL
AS 'SELECT $1 FROM do_analyze()';
CREATE INDEX ON vaccluster(wrap_do_analyze(i));
INSERT INTO vaccluster VALUES (1), (2);
ANALYZE vaccluster;
VACUUM FULL pg_am;
VACUUM FULL pg_class;
VACUUM FULL pg_database;
VACUUM FULL vaccluster;
VACUUM FULL vactst;
VACUUM (DISABLE_PAGE_SKIPPING) vaccluster;
-- INDEX_CLEANUP option
CREATE TABLE no_index_cleanup (i INT PRIMARY KEY) WITH (vacuum_index_cleanup = false);
VACUUM (INDEX_CLEANUP FALSE) vaccluster;
VACUUM (INDEX_CLEANUP FALSE) vactst; -- index cleanup option is ignored if no indexes
VACUUM (INDEX_CLEANUP FALSE, FREEZE TRUE) vaccluster;
-- index cleanup option is ignored if VACUUM FULL
VACUUM (INDEX_CLEANUP TRUE, FULL TRUE) no_index_cleanup;
VACUUM (FULL TRUE) no_index_cleanup;
-- TRUNCATE option
CREATE TABLE vac_truncate_test(i INT NOT NULL, j text)
WITH (vacuum_truncate=true, autovacuum_enabled=false);
INSERT INTO vac_truncate_test VALUES (1, NULL), (NULL, NULL);
VACUUM (TRUNCATE FALSE) vac_truncate_test;
SELECT pg_relation_size('vac_truncate_test') > 0;
VACUUM vac_truncate_test;
SELECT pg_relation_size('vac_truncate_test') = 0;
VACUUM (TRUNCATE FALSE, FULL TRUE) vac_truncate_test;
DROP TABLE vac_truncate_test;
-- partitioned table
CREATE TABLE vacparted (a int, b char) PARTITION BY LIST (a);
CREATE TABLE vacparted1 PARTITION OF vacparted FOR VALUES IN (1);
INSERT INTO vacparted VALUES (1, 'a');
UPDATE vacparted SET b = 'b';
VACUUM (ANALYZE) vacparted;
VACUUM (FULL) vacparted;
VACUUM (FREEZE) vacparted;
-- check behavior with duplicate column mentions
VACUUM ANALYZE vacparted(a,b,a);
ANALYZE vacparted(a,b,b);
-- multiple tables specified
VACUUM vaccluster, vactst;
VACUUM vacparted, does_not_exist;
VACUUM (FREEZE) vacparted, vaccluster, vactst;
VACUUM (FREEZE) does_not_exist, vaccluster;
VACUUM ANALYZE vactst, vacparted (a);
VACUUM ANALYZE vactst (does_not_exist), vacparted (b);
VACUUM FULL vacparted, vactst;
VACUUM FULL vactst, vacparted (a, b), vaccluster (i);
ANALYZE vactst, vacparted;
ANALYZE vacparted (b), vactst;
ANALYZE vactst, does_not_exist, vacparted;
ANALYZE vactst (i), vacparted (does_not_exist);
-- parenthesized syntax for ANALYZE
ANALYZE (VERBOSE) does_not_exist;
ANALYZE (nonexistent-arg) does_not_exist;
ANALYZE (nonexistentarg) does_not_exit;
-- ensure argument order independence, and that SKIP_LOCKED on non-existing
-- relation still errors out.
ANALYZE (SKIP_LOCKED, VERBOSE) does_not_exist;
ANALYZE (VERBOSE, SKIP_LOCKED) does_not_exist;
-- SKIP_LOCKED option
VACUUM (SKIP_LOCKED) vactst;
VACUUM (SKIP_LOCKED, FULL) vactst;
ANALYZE (SKIP_LOCKED) vactst;
DROP TABLE vaccluster;
DROP TABLE vactst;
DROP TABLE vacparted;
DROP TABLE no_index_cleanup;
-- relation ownership, WARNING logs generated as all are skipped.
CREATE TABLE vacowned (a int);
CREATE TABLE vacowned_parted (a int) PARTITION BY LIST (a);
CREATE TABLE vacowned_part1 PARTITION OF vacowned_parted FOR VALUES IN (1);
CREATE TABLE vacowned_part2 PARTITION OF vacowned_parted FOR VALUES IN (2);
CREATE ROLE regress_vacuum;
SET ROLE regress_vacuum;
-- Simple table
VACUUM vacowned;
ANALYZE vacowned;
VACUUM (ANALYZE) vacowned;
-- Catalog
VACUUM pg_catalog.pg_class;
ANALYZE pg_catalog.pg_class;
VACUUM (ANALYZE) pg_catalog.pg_class;
-- Shared catalog
VACUUM pg_catalog.pg_authid;
ANALYZE pg_catalog.pg_authid;
VACUUM (ANALYZE) pg_catalog.pg_authid;
-- Partitioned table and its partitions, nothing owned by other user.
-- Relations are not listed in a single command to test ownership
-- independently.
VACUUM vacowned_parted;
VACUUM vacowned_part1;
VACUUM vacowned_part2;
ANALYZE vacowned_parted;
ANALYZE vacowned_part1;
ANALYZE vacowned_part2;
VACUUM (ANALYZE) vacowned_parted;
VACUUM (ANALYZE) vacowned_part1;
VACUUM (ANALYZE) vacowned_part2;
RESET ROLE;
-- Partitioned table and one partition owned by other user.
ALTER TABLE vacowned_parted OWNER TO regress_vacuum;
ALTER TABLE vacowned_part1 OWNER TO regress_vacuum;
SET ROLE regress_vacuum;
VACUUM vacowned_parted;
VACUUM vacowned_part1;
VACUUM vacowned_part2;
ANALYZE vacowned_parted;
ANALYZE vacowned_part1;
ANALYZE vacowned_part2;
VACUUM (ANALYZE) vacowned_parted;
VACUUM (ANALYZE) vacowned_part1;
VACUUM (ANALYZE) vacowned_part2;
RESET ROLE;
-- Only one partition owned by other user.
ALTER TABLE vacowned_parted OWNER TO CURRENT_USER;
SET ROLE regress_vacuum;
VACUUM vacowned_parted;
VACUUM vacowned_part1;
VACUUM vacowned_part2;
ANALYZE vacowned_parted;
ANALYZE vacowned_part1;
ANALYZE vacowned_part2;
VACUUM (ANALYZE) vacowned_parted;
VACUUM (ANALYZE) vacowned_part1;
VACUUM (ANALYZE) vacowned_part2;
RESET ROLE;
-- Only partitioned table owned by other user.
ALTER TABLE vacowned_parted OWNER TO regress_vacuum;
ALTER TABLE vacowned_part1 OWNER TO CURRENT_USER;
SET ROLE regress_vacuum;
VACUUM vacowned_parted;
VACUUM vacowned_part1;
VACUUM vacowned_part2;
ANALYZE vacowned_parted;
ANALYZE vacowned_part1;
ANALYZE vacowned_part2;
VACUUM (ANALYZE) vacowned_parted;
VACUUM (ANALYZE) vacowned_part1;
VACUUM (ANALYZE) vacowned_part2;
RESET ROLE;
DROP TABLE vacowned;
DROP TABLE vacowned_parted;
DROP ROLE regress_vacuum;
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