mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-06 07:32:27 +00:00
38 lines
507 B
SQL
38 lines
507 B
SQL
DROP TABLE IF EXISTS t1;
|
|
DROP TABLE IF EXISTS t2;
|
|
DROP TABLE IF EXISTS t3;
|
|
|
|
CREATE TABLE t1
|
|
(
|
|
`n` Int8
|
|
)
|
|
ENGINE = Memory
|
|
COMMENT 'this is a temtorary table';
|
|
|
|
CREATE TABLE t2
|
|
(
|
|
`n` Int8
|
|
)
|
|
ENGINE = MergeTree
|
|
ORDER BY n
|
|
COMMENT 'this is a MergeTree table';
|
|
|
|
CREATE TABLE t3
|
|
(
|
|
`n` Int8
|
|
)
|
|
ENGINE = Log
|
|
COMMENT 'this is a Log table';
|
|
|
|
SELECT
|
|
name,
|
|
comment
|
|
FROM system.tables
|
|
WHERE name IN ('t1', 't2', 't3') order by name;
|
|
|
|
SHOW CREATE TABLE t1;
|
|
|
|
DROP TABLE t1;
|
|
DROP TABLE t2;
|
|
DROP TABLE t3;
|