ClickHouse/dbms/tests/queries/0_stateless/00121_drop_column_zookeeper.sql

28 lines
969 B
SQL

DROP TABLE IF EXISTS alter;
CREATE TABLE alter (d Date, x UInt8) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/alter', 'r1', d, (d), 8192);
INSERT INTO alter VALUES ('2014-01-01', 1);
ALTER TABLE alter DROP COLUMN x;
SELECT value FROM system.zookeeper WHERE path = '/clickhouse/tables/test/alter/replicas/r1/parts/20140101_20140101_0_0_0' AND name = 'columns' FORMAT TabSeparatedRaw;
DROP TABLE alter;
CREATE TABLE alter (d Date) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/alter', 'r1', d, (d), 8192);
INSERT INTO alter VALUES ('2014-01-01');
SELECT * FROM alter ORDER BY d;
ALTER TABLE alter ADD COLUMN x UInt8;
INSERT INTO alter VALUES ('2014-02-01', 1);
SELECT * FROM alter ORDER BY d;
ALTER TABLE alter DROP COLUMN x;
SELECT * FROM alter ORDER BY d;
SELECT value FROM system.zookeeper WHERE path = '/clickhouse/tables/test/alter/replicas/r1/parts/20140201_20140201_0_0_0' AND name = 'columns' FORMAT TabSeparatedRaw;
DROP TABLE alter;