ClickHouse/dbms/tests/queries/0_stateless/00688_case_without_else.sql

DROP TABLE IF EXISTS test_00688;

CREATE TABLE test_00688 (a UInt8) ENGINE = Memory;

INSERT INTO test_00688 VALUES (1), (2), (1), (3);

SELECT CASE WHEN a=1 THEN 0 END FROM test_00688;

DROP TABLE test_00688;