ClickHouse/tests/queries/0_stateless/01493_alter_remove_properties_zookeeper.sql

DROP TABLE IF EXISTS r_prop_table1;
DROP TABLE IF EXISTS r_prop_table2;

SET replication_alter_partitions_sync = 2;

CREATE TABLE r_prop_table1
(
  column_default UInt64 DEFAULT 42,
  column_codec String CODEC(ZSTD(10)),
  column_comment Date COMMENT 'Some comment',
  column_ttl UInt64 TTL column_comment + INTERVAL 1 MONTH
)
ENGINE ReplicatedMergeTree('/clickhouse/{database}/test_01493/r_prop_table', '1')
ORDER BY tuple()
TTL column_comment + INTERVAL 2 MONTH;

CREATE TABLE r_prop_table2
(
  column_default UInt64 DEFAULT 42,
  column_codec String CODEC(ZSTD(10)),
  column_comment Date COMMENT 'Some comment',
  column_ttl UInt64 TTL column_comment + INTERVAL 1 MONTH
)
ENGINE ReplicatedMergeTree('/clickhouse/{database}/test_01493/r_prop_table', '2')
ORDER BY tuple()
TTL column_comment + INTERVAL 2 MONTH;

SHOW CREATE TABLE r_prop_table1;
SHOW CREATE TABLE r_prop_table2;

INSERT INTO r_prop_table1 (column_codec, column_comment, column_ttl) VALUES ('str', toDate('2100-01-01'), 1);

SYSTEM SYNC REPLICA r_prop_table2;

SELECT '====== remove column comment ======';
ALTER TABLE r_prop_table1 MODIFY COLUMN column_comment REMOVE COMMENT;

SHOW CREATE TABLE r_prop_table1;
SHOW CREATE TABLE r_prop_table2;

DETACH TABLE r_prop_table1;
ATTACH TABLE r_prop_table1;

SELECT '====== remove column codec ======';
ALTER TABLE r_prop_table2 MODIFY COLUMN column_codec REMOVE CODEC;

SHOW CREATE TABLE r_prop_table1;
SHOW CREATE TABLE r_prop_table2;

SELECT '====== remove column default ======';
ALTER TABLE r_prop_table2 MODIFY COLUMN column_default REMOVE DEFAULT;

INSERT INTO r_prop_table1 (column_codec, column_comment, column_ttl) VALUES ('tsr', now(), 2);

SYSTEM SYNC REPLICA r_prop_table2;

SELECT column_default, column_codec, column_ttl FROM r_prop_table1 ORDER BY column_ttl;

DETACH TABLE r_prop_table2;
ATTACH TABLE r_prop_table2;

SHOW CREATE TABLE r_prop_table1;
SHOW CREATE TABLE r_prop_table2;

SELECT '====== remove column TTL ======';
ALTER TABLE r_prop_table2 MODIFY COLUMN column_ttl REMOVE TTL;

SHOW CREATE TABLE r_prop_table1;
SHOW CREATE TABLE r_prop_table2;

SELECT '====== remove table TTL ======';
ALTER TABLE r_prop_table1 REMOVE TTL;

INSERT INTO r_prop_table1 (column_codec, column_comment, column_ttl) VALUES ('rts', now() - INTERVAL 1 YEAR, 3);

SYSTEM SYNC REPLICA r_prop_table2;

DETACH TABLE r_prop_table2;
ATTACH TABLE r_prop_table2;

SHOW CREATE TABLE r_prop_table1;
SHOW CREATE TABLE r_prop_table2;

OPTIMIZE TABLE r_prop_table2 FINAL;

SYSTEM SYNC REPLICA r_prop_table1;

SELECT COUNT() FROM r_prop_table1;
SELECT COUNT() FROM r_prop_table2;

DROP TABLE IF EXISTS r_prop_table1;
DROP TABLE IF EXISTS r_prop_table2;