mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-05 23:31:24 +00:00
4 lines
246 B
MySQL
4 lines
246 B
MySQL
|
SELECT uniq(x) FROM (SELECT arrayJoin([[1, 2], [1, 2], [1, 2, 3], []]) AS x);
|
||
|
|
SELECT uniqExact(x) FROM (SELECT arrayJoin([[1, 2], [1, 2], [1, 2, 3], []]) AS x);
|
||
|
|
SELECT uniqUpTo(2)(x) FROM (SELECT arrayJoin([[1, 2], [1, 2], [1, 2, 3], []]) AS x);
|