mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-10 01:25:21 +00:00
40 lines
1.4 KiB
Python
40 lines
1.4 KiB
Python
import pytest
|
|
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
|
|
node = cluster.add_instance("node")
|
|
|
|
|
|
@pytest.fixture(scope="module", autouse=True)
|
|
def start_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def test_memory_limit_success():
|
|
node.query(
|
|
"CREATE TABLE test_merge_oom ENGINE=AggregatingMergeTree ORDER BY id EMPTY AS SELECT number%1024 AS id, arrayReduce( 'groupArrayState', arrayMap( x-> randomPrintableASCII(100), range(8192))) fat_state FROM numbers(20000)"
|
|
)
|
|
node.query("SYSTEM STOP MERGES test_merge_oom")
|
|
node.query(
|
|
"INSERT INTO test_merge_oom SELECT number%1024 AS id, arrayReduce( 'groupArrayState', arrayMap( x-> randomPrintableASCII(100), range(8192))) fat_state FROM numbers(3000)"
|
|
)
|
|
node.query(
|
|
"INSERT INTO test_merge_oom SELECT number%1024 AS id, arrayReduce( 'groupArrayState', arrayMap( x-> randomPrintableASCII(100), range(8192))) fat_state FROM numbers(3000)"
|
|
)
|
|
node.query(
|
|
"INSERT INTO test_merge_oom SELECT number%1024 AS id, arrayReduce( 'groupArrayState', arrayMap( x-> randomPrintableASCII(100), range(8192))) fat_state FROM numbers(3000)"
|
|
)
|
|
|
|
_, error = node.query_and_get_answer_with_error(
|
|
"SYSTEM START MERGES test_merge_oom;SET optimize_throw_if_noop=1;OPTIMIZE TABLE test_merge_oom FINAL"
|
|
)
|
|
|
|
assert not error
|
|
node.query("DROP TABLE test_merge_oom")
|