DROP TABLE IF EXISTS t2;

CREATE TABLE t2 (s String, x Array(UInt8), k UInt64) ENGINE = Join(ANY, LEFT, k);

INSERT INTO t2 VALUES ('abc', [0], 1), ('def', [1, 2], 2);
INSERT INTO t2 (k, s) VALUES (3, 'ghi');
INSERT INTO t2 (x, k) VALUES ([3, 4, 5], 4);

SELECT k, s FROM (SELECT number AS k FROM system.numbers LIMIT 10) js1 ANY LEFT JOIN t2 USING k;
SELECT s, x FROM (SELECT number AS k FROM system.numbers LIMIT 10) js1 ANY LEFT JOIN t2 USING k;
SELECT x, s, k FROM (SELECT number AS k FROM system.numbers LIMIT 10) js1 ANY LEFT JOIN t2 USING k;
SELECT 1, x, 2, s, 3, k, 4 FROM (SELECT number AS k FROM system.numbers LIMIT 10) js1 ANY LEFT JOIN t2 USING k;

SELECT t1.k, t1.s, t2.x
FROM ( SELECT number AS k, 'a' AS s FROM numbers(2) GROUP BY number WITH TOTALS ) AS t1
ANY LEFT JOIN t2 AS t2 USING(k);

DROP TABLE t2;