-- Tags: use-rocksdb

DROP TABLE IF EXISTS rdb;
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;

CREATE TABLE rdb (key UInt32, value Array(UInt32), value2 String) ENGINE = EmbeddedRocksDB PRIMARY KEY (key);
INSERT INTO rdb
    SELECT
        toUInt32(sipHash64(number) % 10) as key,
        [key, key+1] as value,
        ('val2' || toString(key)) as value2
    FROM numbers_mt(10);

CREATE TABLE t1 (k UInt32) ENGINE = TinyLog;
INSERT INTO t1 SELECT number as k from numbers_mt(10);

CREATE TABLE t2 (k UInt16) ENGINE = TinyLog;
INSERT INTO t2 SELECT number as k from numbers_mt(10);

SET join_algorithm = 'direct';

SELECT '-- key rename';
SELECT * FROM (SELECT k as key FROM t2) as t2 INNER JOIN rdb ON rdb.key == t2.key ORDER BY key;

SELECT '-- using';
SELECT * FROM (SELECT k as key FROM t2) as t2 INNER JOIN rdb USING key ORDER BY key;

SELECT '-- join_use_nulls left';
SELECT k, key, toTypeName(value2), value2 FROM t2 LEFT JOIN rdb ON rdb.key == t2.k ORDER BY k SETTINGS join_use_nulls = 1;

SELECT '-- join_use_nulls inner';
SELECT k, key, toTypeName(value2), value2 FROM t2 INNER JOIN rdb ON rdb.key == t2.k ORDER BY k SETTINGS join_use_nulls = 1;

SELECT '-- columns subset';
SELECT value2 FROM t2 LEFT JOIN rdb ON rdb.key == t2.k ORDER BY k;

SELECT '--- key types';
SELECT * FROM t2 INNER JOIN rdb ON rdb.key == t2.k ORDER BY rdb.key;

-- can't promote right table type
SELECT * FROM (SELECT toUInt64(k) as k FROM t2) as t2 INNER JOIN rdb ON rdb.key == t2.k; -- { serverError TYPE_MISMATCH }
-- TODO: support fallcack when right table key type can't be changed
-- SELECT * FROM (SELECT toUInt64(k) as k FROM t2) as t2 INNER JOIN rdb ON rdb.key == t2.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';

SELECT '--- totals';
SELECT rdb.key % 2, sum(k), max(value2) FROM t2 INNER JOIN rdb ON rdb.key == t2.k GROUP BY (rdb.key % 2) WITH TOTALS;

SELECT '---';
SELECT * FROM t1 RIGHT JOIN rdb ON rdb.key == t1.k; -- { serverError UNSUPPORTED_METHOD }
SELECT * FROM t1 RIGHT JOIN rdb ON rdb.key == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';

SELECT * FROM t1 FULL JOIN rdb ON rdb.key == t1.k; -- { serverError UNSUPPORTED_METHOD }
SELECT * FROM t1 FULL JOIN rdb ON rdb.key == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';

SELECT * FROM t1 INNER JOIN rdb ON rdb.key + 1 == t1.k; -- { serverError UNSUPPORTED_METHOD }
SELECT * FROM t1 INNER JOIN rdb ON rdb.key + 1 == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';

SELECT * FROM t1 INNER JOIN (SELECT * FROM rdb) AS rdb ON rdb.key == t1.k; -- { serverError UNSUPPORTED_METHOD }
SELECT * FROM t1 INNER JOIN (SELECT * FROM rdb) AS rdb ON rdb.key == t1.k FORMAT Null SETTINGS join_algorithm = 'direct,hash';

DROP TABLE IF EXISTS rdb;
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;