mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-14 02:12:21 +00:00
4 lines
246 B
SQL
4 lines
246 B
SQL
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);
|