mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-18 13:42:02 +00:00
25 lines
762 B
SQL
25 lines
762 B
SQL
-- Tags: long, no-tsan, no-asan, no-msan, no-debug
|
|
|
|
SET max_threads=0;
|
|
|
|
DROP TABLE IF EXISTS left;
|
|
DROP TABLE IF EXISTS right;
|
|
|
|
CREATE TABLE left ( key UInt32, value String ) ENGINE = MergeTree ORDER BY key;
|
|
CREATE TABLE right ( key UInt32, value String ) ENGINE = MergeTree ORDER BY tuple();
|
|
|
|
INSERT INTO left SELECT number, toString(number) FROM numbers(25367182);
|
|
INSERT INTO right SELECT number, toString(number) FROM numbers(23124707);
|
|
|
|
SET join_algorithm = 'partial_merge';
|
|
|
|
SELECT key, count(1) AS cnt
|
|
FROM (
|
|
SELECT data.key
|
|
FROM ( SELECT key FROM left AS s ) AS data
|
|
LEFT JOIN ( SELECT key FROM right GROUP BY key ) AS promo ON promo.key = data.key
|
|
) GROUP BY key HAVING count(1) > 1;
|
|
|
|
DROP TABLE IF EXISTS left;
|
|
DROP TABLE IF EXISTS right;
|