ClickHouse/tests/queries/0_stateless/01479_cross_join_9855.sql

SELECT count()
FROM numbers(4) AS n1, numbers(3) AS n2
WHERE n1.number > (select avg(n.number) from numbers(3) n);

SELECT count()
FROM numbers(4) AS n1, numbers(3) AS n2, numbers(6) AS n3
WHERE n1.number > (select avg(n.number) from numbers(3) n);