-- Tags: zookeeper, no-parallel 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;