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Try to stabilize vacuum test. 

As commits b700f96c and 3414099c did for the reloptions test, make
sure VACUUM can always truncate the table as expected.

Back-patch to 12, where vacuum_truncate arrived.

Discussion: https://postgr.es/m/CAD21AoCNoWjYkdEtr%2BVDoF9v__V905AedKZ9iF%3DArgCtrbxZqw%40mail.gmail.com
This commit is contained in:
Thomas Munro 2022-03-23 14:31:18 +13:00
parent 4553b960f3
commit bd19ab257c
2 changed files with 6 additions and 6 deletions
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6
src/test/regress/expected/vacuum.out
View File

@ -127,19 +127,19 @@ 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;
-- TRUNCATE option
CREATE TABLE vac_truncate_test(i INT NOT NULL, j text)
CREATE TEMP 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);
ERROR: null value in column "i" violates not-null constraint
DETAIL: Failing row contains (null, null).
VACUUM (TRUNCATE FALSE) vac_truncate_test;
VACUUM (TRUNCATE FALSE, DISABLE_PAGE_SKIPPING) vac_truncate_test;
SELECT pg_relation_size('vac_truncate_test') > 0;
?column?
----------
t
(1 row)
VACUUM vac_truncate_test;
VACUUM (DISABLE_PAGE_SKIPPING) vac_truncate_test;
SELECT pg_relation_size('vac_truncate_test') = 0;
?column?
----------

6
src/test/regress/sql/vacuum.sql
View File

@ -111,12 +111,12 @@ VACUUM (INDEX_CLEANUP FALSE) vactst; -- index cleanup option is ignored if no in
VACUUM (INDEX_CLEANUP FALSE, FREEZE TRUE) vaccluster;
-- TRUNCATE option
CREATE TABLE vac_truncate_test(i INT NOT NULL, j text)
CREATE TEMP 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;
VACUUM (TRUNCATE FALSE, DISABLE_PAGE_SKIPPING) vac_truncate_test;
SELECT pg_relation_size('vac_truncate_test') > 0;
VACUUM vac_truncate_test;
VACUUM (DISABLE_PAGE_SKIPPING) vac_truncate_test;
SELECT pg_relation_size('vac_truncate_test') = 0;
VACUUM (TRUNCATE FALSE, FULL TRUE) vac_truncate_test;
DROP TABLE vac_truncate_test;