mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-10-20 23:41:01 +00:00
42 lines
1.3 KiB
MySQL
42 lines
1.3 KiB
MySQL
|
DROP TABLE IF EXISTS l;
|
||
|
DROP TABLE IF EXISTS r;
|
||
|
|
||
|
CREATE TABLE l (a String, b Tuple(String, String)) ENGINE = Memory();
|
||
|
CREATE TABLE r (a String, c Tuple(String, String)) ENGINE = Memory();
|
||
|
|
||
|
INSERT INTO l (a, b) VALUES ('a', ('b', 'c')), ('d', ('e', 'f'));
|
||
|
INSERT INTO r (a, c) VALUES ('a', ('b', 'c')), ('x', ('y', 'z'));
|
||
|
|
||
|
SET join_use_nulls = 0;
|
||
|
SELECT * from l LEFT JOIN r USING a ORDER BY a;
|
||
|
SELECT a from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
SELECT * from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
|
||
|
SET join_use_nulls = 1;
|
||
|
SELECT a from l LEFT JOIN r USING a ORDER BY a;
|
||
|
SELECT a from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
SELECT * from l LEFT JOIN r USING a ORDER BY a;
|
||
|
SELECT * from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
|
||
|
DROP TABLE l;
|
||
|
DROP TABLE r;
|
||
|
|
||
|
CREATE TABLE l (a String, b String) ENGINE = Memory();
|
||
|
CREATE TABLE r (a String, c Array(String)) ENGINE = Memory();
|
||
|
|
||
|
INSERT INTO l (a, b) VALUES ('a', 'b'), ('d', 'e');
|
||
|
INSERT INTO r (a, c) VALUES ('a', ['b', 'c']), ('x', ['y', 'z']);
|
||
|
|
||
|
SET join_use_nulls = 0;
|
||
|
SELECT * from l LEFT JOIN r USING a ORDER BY a;
|
||
|
SELECT * from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
|
||
|
SET join_use_nulls = 1;
|
||
|
SELECT a from l LEFT JOIN r USING a ORDER BY a;
|
||
|
SELECT a from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
SELECT * from l LEFT JOIN r USING a ORDER BY a;
|
||
|
SELECT * from l RIGHT JOIN r USING a ORDER BY a;
|
||
|
|
||
|
DROP TABLE l;
|
||
|
DROP TABLE r;
|