mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-30 03:22:14 +00:00
74 lines
2.1 KiB
Python
74 lines
2.1 KiB
Python
import time
|
|
|
|
import pytest
|
|
from helpers.client import CommandRequest
|
|
from helpers.client import QueryTimeoutExceedException
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.test_tools import TSV
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
|
|
node1 = cluster.add_instance(
|
|
"node1",
|
|
main_configs=["configs/conf.d/merge_tree.xml", "configs/conf.d/remote_servers.xml"],
|
|
with_zookeeper=True,
|
|
macros={"layer": 0, "shard": 0, "replica": 1},
|
|
)
|
|
node2 = cluster.add_instance(
|
|
"node2",
|
|
main_configs=["configs/conf.d/merge_tree.xml", "configs/conf.d/remote_servers.xml"],
|
|
with_zookeeper=True,
|
|
macros={"layer": 0, "shard": 0, "replica": 2},
|
|
)
|
|
nodes = [node1, node2]
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
|
|
finally:
|
|
pass
|
|
cluster.shutdown()
|
|
|
|
|
|
def test_deduplication_window_in_seconds(started_cluster):
|
|
node = node1
|
|
|
|
node1.query(
|
|
"""
|
|
CREATE TABLE simple ON CLUSTER test_cluster (date Date, id UInt32)
|
|
ENGINE = ReplicatedMergeTree('/clickhouse/tables/{shard}/simple', '{replica}') PARTITION BY toYYYYMM(date) ORDER BY id"""
|
|
)
|
|
|
|
node.query("INSERT INTO simple VALUES (0, 0)")
|
|
time.sleep(1)
|
|
node.query("INSERT INTO simple VALUES (0, 0)") # deduplication works here
|
|
node.query("INSERT INTO simple VALUES (0, 1)")
|
|
assert TSV(node.query("SELECT count() FROM simple")) == TSV("2\n")
|
|
|
|
# Wait for the cleanup thread.
|
|
for i in range(100):
|
|
time.sleep(5)
|
|
|
|
if (
|
|
TSV.toMat(
|
|
node.query(
|
|
"SELECT count() FROM system.zookeeper WHERE path = '/clickhouse/tables/0/simple/blocks'"
|
|
)
|
|
)[0][0]
|
|
<= "1"
|
|
):
|
|
break
|
|
else:
|
|
raise Exception("The blocks from Keeper were not removed in time")
|
|
|
|
node.query(
|
|
"INSERT INTO simple VALUES (0, 0)"
|
|
) # Deduplication doesn't work here as the first hash node was deleted
|
|
assert TSV.toMat(node.query("SELECT count() FROM simple"))[0][0] == "3"
|
|
|
|
node1.query("""DROP TABLE simple ON CLUSTER test_cluster""")
|