mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-04 05:22:17 +00:00
19 lines
539 B
MySQL
19 lines
539 B
MySQL
|
DROP TABLE IF EXISTS t_desc_subcolumns;
|
||
|
|
|
||
|
|
CREATE TABLE t_desc_subcolumns
|
||
|
|
(
|
||
|
|
d Date,
|
||
|
|
n Nullable(String) COMMENT 'It is a nullable column',
|
||
|
|
arr1 Array(UInt32) CODEC(ZSTD),
|
||
|
|
arr2 Array(Array(String)) TTL d + INTERVAL 1 DAY,
|
||
|
|
t Tuple(s String, a Array(Tuple(a UInt32, b UInt32))) CODEC(ZSTD)
|
||
|
|
)
|
||
|
|
ENGINE = MergeTree ORDER BY d;
|
||
|
|
|
||
|
|
DESCRIBE TABLE t_desc_subcolumns FORMAT PrettyCompactNoEscapes;
|
||
|
|
|
||
|
|
DESCRIBE TABLE t_desc_subcolumns FORMAT PrettyCompactNoEscapes
|
||
|
|
SETTINGS describe_include_subcolumns = 1;
|
||
|
|
|
||
|
|
DROP TABLE t_desc_subcolumns;
|