ClickHouse/dbms/tests/queries/0_stateless/00562_rewrite_select_expression_with_union.sql

11 lines
380 B
SQL

DROP TABLE IF EXISTS test;
CREATE TABLE test ( s String, i Int64) ENGINE = Memory;
INSERT INTO test VALUES('test_string', 1);
SELECT s, SUM(i*2) AS i FROM test GROUP BY s UNION ALL SELECT s, SUM(i*2) AS i FROM test GROUP BY s;
SELECT s FROM (SELECT s, SUM(i*2) AS i FROM test GROUP BY s UNION ALL SELECT s, SUM(i*2) AS i FROM test GROUP BY s);
DROP TABLE IF EXISTS test;