DROP TABLE IF EXISTS set; CREATE TABLE set (x String) ENGINE = Memory; INSERT INTO set VALUES ('hello'); SELECT (arrayJoin(['hello', 'world']) AS s) IN set, s; DROP TABLE set; CREATE TABLE set (x String) ENGINE = Set; INSERT INTO set VALUES ('hello'); SELECT (arrayJoin(['hello', 'world']) AS s) IN set, s; DROP TABLE set; DROP TABLE IF EXISTS join; CREATE TABLE join (k UInt8, x String) ENGINE = Memory; INSERT INTO join VALUES (1, 'hello'); SELECT k, x FROM (SELECT arrayJoin([1, 2]) AS k) js1 ANY LEFT JOIN join USING k; DROP TABLE join; CREATE TABLE join (k UInt8, x String) ENGINE = Join(ANY, LEFT, k); INSERT INTO join VALUES (1, 'hello'); SELECT k, x FROM (SELECT arrayJoin([1, 2]) AS k) js1 ANY LEFT JOIN join USING k; DROP TABLE join;