ClickHouse/dbms/tests/queries/0_stateless/00916_join_using_duplicate_columns.sql
2019-03-12 19:52:16 +03:00

9 lines
487 B
SQL

SELECT * FROM (SELECT 1 AS x) ALL LEFT JOIN (SELECT 1 AS x) USING x;
SELECT * FROM (SELECT 1 AS x) ALL LEFT JOIN (SELECT 2 AS x) USING x;
SELECT * FROM (SELECT 1 AS x) AS t1 ALL LEFT JOIN (SELECT 1 AS x) AS t2 USING x;
SELECT * FROM (SELECT 1 AS x) AS t1 ALL LEFT JOIN (SELECT 2 AS x) AS t2 USING x;
SELECT * FROM (SELECT 1 AS x) AS t1 ALL LEFT JOIN (SELECT 1 AS x) AS t2 ON t1.x = t2.x;
-- (bug) SELECT * FROM (SELECT 1 AS x) AS t1 ALL LEFT JOIN (SELECT 2 AS x) AS t2 ON t1.x = t2.x;