ClickHouse/dbms/tests/queries/0_stateless/00714_alter_uuid.sql
2018-09-08 00:33:26 +03:00

48 lines
1.2 KiB
SQL

USE test;
SELECT '00000000-0000-01f8-9cb8-cb1b82fb3900' AS str, toUUID(str);
SELECT toFixedString('00000000-0000-02f8-9cb8-cb1b82fb3900', 36) AS str, toUUID(str);
SELECT '00000000-0000-03f8-9cb8-cb1b82fb3900' AS str, CAST(str, 'UUID');
SELECT toFixedString('00000000-0000-04f8-9cb8-cb1b82fb3900', 36) AS str, CAST(str, 'UUID');
DROP TABLE IF EXISTS uuid;
CREATE TABLE IF NOT EXISTS uuid
(
created_at DateTime,
id0 String,
id1 FixedString(36)
)
ENGINE = MergeTree
PARTITION BY toDate(created_at)
ORDER BY (created_at);
INSERT INTO uuid VALUES ('2018-01-01 01:02:03', '00000000-0000-05f8-9cb8-cb1b82fb3900', '00000000-0000-06f8-9cb8-cb1b82fb3900');
ALTER TABLE uuid MODIFY COLUMN id0 UUID;
ALTER TABLE uuid MODIFY COLUMN id1 UUID;
SELECT id0, id1 FROM uuid;
SELECT toTypeName(id0), toTypeName(id1) FROM uuid;
DROP TABLE uuid;
-- with UUID in key
CREATE TABLE IF NOT EXISTS uuid
(
created_at DateTime,
id0 String,
id1 FixedString(36)
)
ENGINE = MergeTree
PARTITION BY toDate(created_at)
ORDER BY (created_at, id0, id1);
SET send_logs_level = 'none';
ALTER TABLE uuid MODIFY COLUMN id0 UUID; -- { serverError 44 }
ALTER TABLE uuid MODIFY COLUMN id1 UUID; -- { serverError 44 }
DROP TABLE uuid;