mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-25 09:02:00 +00:00
72 lines
2.6 KiB
SQL
72 lines
2.6 KiB
SQL
DROP TABLE IF EXISTS test_alter_on_mutation;
|
|
|
|
CREATE TABLE test_alter_on_mutation
|
|
(
|
|
date Date,
|
|
key UInt64,
|
|
value String
|
|
)
|
|
ENGINE ReplicatedMergeTree('/clickhouse/tables/test_01062/alter_on_mutation', '1')
|
|
ORDER BY key PARTITION BY date;
|
|
|
|
INSERT INTO test_alter_on_mutation select toDate('2020-01-05'), number, toString(number) from system.numbers limit 100;
|
|
INSERT INTO test_alter_on_mutation select toDate('2020-01-06'), number, toString(number) from system.numbers limit 100;
|
|
INSERT INTO test_alter_on_mutation select toDate('2020-01-07'), number, toString(number) from system.numbers limit 100;
|
|
|
|
SELECT sum(cast(value as UInt64)) from test_alter_on_mutation;
|
|
|
|
ALTER TABLE test_alter_on_mutation MODIFY COLUMN value UInt64;
|
|
|
|
SELECT sum(value) from test_alter_on_mutation;
|
|
|
|
INSERT INTO test_alter_on_mutation select toDate('2020-01-05'), number, toString(number) from system.numbers limit 100, 100;
|
|
INSERT INTO test_alter_on_mutation select toDate('2020-01-06'), number, toString(number) from system.numbers limit 100, 100;
|
|
INSERT INTO test_alter_on_mutation select toDate('2020-01-07'), number, toString(number) from system.numbers limit 100, 100;
|
|
|
|
OPTIMIZE TABLE test_alter_on_mutation FINAL;
|
|
|
|
SELECT sum(value) from test_alter_on_mutation;
|
|
|
|
ALTER TABLE test_alter_on_mutation MODIFY COLUMN value String;
|
|
|
|
SELECT sum(cast(value as UInt64)) from test_alter_on_mutation;
|
|
|
|
OPTIMIZE TABLE test_alter_on_mutation FINAL;
|
|
|
|
SELECT sum(cast(value as UInt64)) from test_alter_on_mutation;
|
|
|
|
ALTER TABLE test_alter_on_mutation ADD COLUMN value1 Float64;
|
|
|
|
SELECT sum(value1) from test_alter_on_mutation;
|
|
|
|
ALTER TABLE test_alter_on_mutation DROP COLUMN value;
|
|
|
|
SELECT sum(value) from test_alter_on_mutation; -- {serverError 47}
|
|
|
|
ALTER TABLE test_alter_on_mutation ADD COLUMN value String DEFAULT '10';
|
|
|
|
SELECT sum(cast(value as UInt64)) from test_alter_on_mutation;
|
|
|
|
-- TODO(alesap)
|
|
OPTIMIZE table test_alter_on_mutation FINAL;
|
|
|
|
ALTER TABLE test_alter_on_mutation MODIFY COLUMN value UInt64 DEFAULT 10;
|
|
|
|
SELECT sum(value) from test_alter_on_mutation;
|
|
|
|
DROP TABLE IF EXISTS test_alter_on_mutation;
|
|
|
|
DROP TABLE IF EXISTS nested_alter;
|
|
|
|
CREATE TABLE nested_alter (`d` Date, `k` UInt64, `i32` Int32, `dt` DateTime, `n.ui8` Array(UInt8), `n.s` Array(String), `n.d` Array(Date), `s` String DEFAULT '0') ENGINE = ReplicatedMergeTree('/clickhouse/tables/test_01062/nested_alter', 'r2', d, k, 8192);
|
|
|
|
INSERT INTO nested_alter VALUES ('2015-01-01', 6,38,'2014-07-15 13:26:50',[10,20,30],['asd','qwe','qwe'],['2000-01-01','2000-01-01','2000-01-03'],'100500');
|
|
|
|
SELECT * FROM nested_alter;
|
|
|
|
ALTER TABLE nested_alter DROP COLUMN `n.d`;
|
|
|
|
SELECT * FROM nested_alter;
|
|
|
|
DROP TABLE nested_alter;
|