mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-21 01:00:48 +00:00
32 lines
821 B
MySQL
32 lines
821 B
MySQL
|
DROP TABLE IF EXISTS test_alter_decimal;
|
||
|
|
|
||
|
|
CREATE TABLE test_alter_decimal
|
||
|
|
(n UInt64, d Decimal(15, 8))
|
||
|
|
ENGINE = ReplicatedMergeTree('/clickhouse/01761_alter_decimal_zookeeper', 'r1')
|
||
|
|
ORDER BY tuple();
|
||
|
|
|
||
|
|
INSERT INTO test_alter_decimal VALUES (1, toDecimal32(5, 5));
|
||
|
|
|
||
|
|
INSERT INTO test_alter_decimal VALUES (2, toDecimal32(6, 6));
|
||
|
|
|
||
|
|
SELECT * FROM test_alter_decimal ORDER BY n;
|
||
|
|
|
||
|
|
ALTER TABLE test_alter_decimal MODIFY COLUMN d Decimal(18, 8);
|
||
|
|
|
||
|
|
SHOW CREATE TABLE test_alter_decimal;
|
||
|
|
|
||
|
|
SELECT * FROM test_alter_decimal ORDER BY n;
|
||
|
|
|
||
|
|
DETACH TABLE test_alter_decimal;
|
||
|
|
ATTACH TABLE test_alter_decimal;
|
||
|
|
|
||
|
|
SHOW CREATE TABLE test_alter_decimal;
|
||
|
|
|
||
|
|
INSERT INTO test_alter_decimal VALUES (3, toDecimal32(7, 7));
|
||
|
|
|
||
|
|
OPTIMIZE TABLE test_alter_decimal FINAL;
|
||
|
|
|
||
|
|
SELECT * FROM test_alter_decimal ORDER BY n;
|
||
|
|
|
||
|
|
DROP TABLE IF EXISTS test_alter_decimal;
|