ClickHouse/tests/integration/test_backward_compatibility/test_aggregate_fixed_key.py
2024-03-22 13:59:44 +01:00

70 lines
2.0 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster, CLICKHOUSE_CI_MIN_TESTED_VERSION
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance(
"node1",
with_zookeeper=True,
image="clickhouse/clickhouse-server",
tag=CLICKHOUSE_CI_MIN_TESTED_VERSION,
with_installed_binary=True,
)
node2 = cluster.add_instance("node2", with_zookeeper=True, use_old_analyzer=True)
node3 = cluster.add_instance("node3", with_zookeeper=True, use_old_analyzer=True)
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
yield cluster
finally:
cluster.shutdown()
def test_two_level_merge(start_cluster):
for node in start_cluster.instances.values():
node.query(
"""
CREATE TABLE IF NOT EXISTS test_two_level_merge(date Date, zone UInt32, number UInt32)
ENGINE = MergeTree() PARTITION BY toUInt64(number / 1000) ORDER BY tuple();
INSERT INTO
test_two_level_merge
SELECT
toDate('2021-09-28') - number / 1000,
249081628,
number
FROM
numbers(15000);
"""
)
# covers only the keys64 method
for node in start_cluster.instances.values():
print(
node.query(
"""
SELECT
throwIf(uniqExact(date) != count(), 'group by is borked')
FROM (
SELECT
date
FROM
remote('node{1,2}', default.test_two_level_merge)
WHERE
date BETWEEN toDate('2021-09-20') AND toDate('2021-09-28')
AND zone = 249081628
GROUP by date, zone
)
SETTINGS
group_by_two_level_threshold = 1,
group_by_two_level_threshold_bytes = 1,
max_threads = 2,
prefer_localhost_replica = 0
"""
)
)