ClickHouse/tests/queries/0_stateless/01923_ttl_with_modify_column.sql
2023-10-25 10:41:18 +00:00

44 lines
1.3 KiB
SQL

DROP TABLE IF EXISTS t_ttl_modify_column;
CREATE TABLE t_ttl_modify_column
(
InsertionDateTime DateTime,
TTLDays Int32 DEFAULT CAST(365, 'Int32')
)
ENGINE = MergeTree
ORDER BY tuple()
TTL InsertionDateTime + toIntervalDay(TTLDays)
SETTINGS min_bytes_for_wide_part = 0;
INSERT INTO t_ttl_modify_column VALUES (now(), 23);
SET mutations_sync = 2;
ALTER TABLE t_ttl_modify_column modify column TTLDays Int16 DEFAULT CAST(365, 'Int16');
INSERT INTO t_ttl_modify_column VALUES (now(), 23);
SELECT sum(rows), groupUniqArray(type) FROM system.parts_columns
WHERE database = currentDatabase() AND table = 't_ttl_modify_column' AND column = 'TTLDays' AND active;
DROP TABLE IF EXISTS t_ttl_modify_column;
CREATE TABLE t_ttl_modify_column (InsertionDateTime DateTime)
ENGINE = MergeTree
ORDER BY tuple()
TTL InsertionDateTime + INTERVAL 3 DAY
SETTINGS min_bytes_for_wide_part = 0;
INSERT INTO t_ttl_modify_column VALUES (now());
ALTER TABLE t_ttl_modify_column MODIFY COLUMN InsertionDateTime Date;
INSERT INTO t_ttl_modify_column VALUES (now());
SELECT sum(rows), groupUniqArray(type) FROM system.parts_columns
WHERE database = currentDatabase() AND table = 't_ttl_modify_column' AND column = 'InsertionDateTime' AND active;
ALTER TABLE t_ttl_modify_column MODIFY COLUMN InsertionDateTime Float32; -- { serverError 43 }
DROP TABLE IF EXISTS t_ttl_modify_column;