DROP TABLE IF EXISTS test_00563; set allow_deprecated_syntax_for_merge_tree=1; CREATE TABLE test_00563 ( dt Date, site_id Int32, site_key String ) ENGINE = MergeTree(dt, (site_id, site_key, dt), 8192); INSERT INTO test_00563 (dt,site_id, site_key) VALUES ('2018-1-29', 100, 'key'); SELECT * FROM test_00563 WHERE toInt32(site_id) IN (100); SELECT * FROM test_00563 WHERE toInt32(site_id) IN (100,101); DROP TABLE IF EXISTS test_00563; DROP TABLE IF EXISTS join_with_index; CREATE TABLE join_with_index (key UInt32, data UInt64) ENGINE = MergeTree ORDER BY key SETTINGS index_granularity=1; INSERT INTO join_with_index VALUES (1, 0), (2, 99); SELECT key + 1 FROM join_with_index ALL INNER JOIN ( SELECT key, data FROM join_with_index WHERE toUInt64(data) IN (0, 529335254087962442) ) js2 USING (key); SELECT _uniq, _uniq IN (0, 99) FROM join_with_index ARRAY JOIN [key, data] AS _uniq ORDER BY _uniq; DROP TABLE IF EXISTS join_with_index;