ClickHouse/tests/queries/0_stateless/01267_alter_default_key_columns.sql

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2020-04-27 13:13:23 +00:00
DROP TABLE IF EXISTS test_alter;
CREATE TABLE test_alter (x Date, s String) ENGINE = MergeTree ORDER BY s PARTITION BY x;
ALTER TABLE test_alter MODIFY COLUMN s DEFAULT 'Hello';
ALTER TABLE test_alter MODIFY COLUMN x DEFAULT '2000-01-01';
DESCRIBE TABLE test_alter;
DROP TABLE test_alter;
DROP TABLE IF EXISTS test_alter_r1;
DROP TABLE IF EXISTS test_alter_r2;
CREATE TABLE test_alter_r1 (x Date, s String) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/alter', 'r1') ORDER BY s PARTITION BY x;
CREATE TABLE test_alter_r2 (x Date, s String) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/alter', 'r2') ORDER BY s PARTITION BY x;
ALTER TABLE test_alter_r1 MODIFY COLUMN s DEFAULT 'Hello';
ALTER TABLE test_alter_r2 MODIFY COLUMN x DEFAULT '2000-01-01';
SYSTEM SYNC REPLICA test_alter_r1;
SYSTEM SYNC REPLICA test_alter_r2;
DESCRIBE TABLE test_alter_r1;
DESCRIBE TABLE test_alter_r2;
SYSTEM RESTART REPLICAS;
DESCRIBE TABLE test_alter_r1;
DESCRIBE TABLE test_alter_r2;
DROP TABLE test_alter_r1;
DROP TABLE test_alter_r2;