ClickHouse/tests/queries/0_stateless/01000_subquery_requires_alias.sql
2024-05-30 19:41:08 +00:00

21 lines
548 B
SQL

SET allow_experimental_analyzer = 1;
SET joined_subquery_requires_alias = 1;
SELECT * FROM (SELECT 1 as A, 2 as B) X
ALL LEFT JOIN (SELECT 3 as A, 2 as B) Y
USING (B);
SELECT * FROM (SELECT 1 as A, 2 as B) X
ALL LEFT JOIN (SELECT 3 as A, 2 as B)
USING (B); -- { serverError ALIAS_REQUIRED }
SELECT * FROM (SELECT 1 as A, 2 as B)
ALL LEFT JOIN (SELECT 3 as A, 2 as B) Y
USING (B); -- { serverError ALIAS_REQUIRED }
set joined_subquery_requires_alias = 0;
SELECT * FROM (SELECT 1 as A, 2 as B)
ALL LEFT JOIN (SELECT 3 as A, 2 as B) Y
USING (B);