mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 00:22:29 +00:00
25 lines
708 B
SQL
25 lines
708 B
SQL
-- check ALTER MODIFY COLUMN with partitions
|
|
|
|
SET send_logs_level = 'none';
|
|
|
|
DROP TABLE IF EXISTS alter_column;
|
|
|
|
CREATE TABLE alter_column(x UInt32, y Int32) ENGINE MergeTree PARTITION BY x ORDER BY x;
|
|
INSERT INTO alter_column (x, y) SELECT number AS x, -number AS y FROM system.numbers LIMIT 50;
|
|
|
|
SELECT '*** Check SHOW CREATE TABLE ***';
|
|
SHOW CREATE TABLE alter_column;
|
|
|
|
SELECT '*** Check parts ***';
|
|
SELECT * FROM alter_column ORDER BY _part;
|
|
|
|
ALTER TABLE alter_column MODIFY COLUMN y Int64;
|
|
|
|
SELECT '*** Check SHOW CREATE TABLE after ALTER MODIFY ***';
|
|
SHOW CREATE TABLE alter_column;
|
|
|
|
SELECT '*** Check parts after ALTER MODIFY ***';
|
|
SELECT * FROM alter_column ORDER BY _part;
|
|
|
|
DROP TABLE alter_column;
|