ClickHouse/dbms/tests/queries/0_stateless/01063_create_column_set.sql

DROP TABLE IF EXISTS mt;
CREATE TABLE mt (x UInt8, y Date) ENGINE = MergeTree ORDER BY x;

SELECT count()
FROM mt
ANY LEFT JOIN
(
    SELECT 1 AS x
) js2 USING (x)
PREWHERE x IN (1) WHERE y = today();

DROP TABLE mt;