ClickHouse/dbms/tests/integration/test_ttl_replicated/test.py

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import time
import pytest
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import TSV
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance('node1', with_zookeeper=True)
node2 = cluster.add_instance('node2', with_zookeeper=True)
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
yield cluster
except Exception as ex:
print ex
finally:
cluster.shutdown()
def drop_table(nodes, table_name):
for node in nodes:
node.query("DROP TABLE IF EXISTS {}".format(table_name))
def test_ttl_columns(start_cluster):
drop_table([node1, node2], "test_ttl")
for node in [node1, node2]:
node.query(
'''
CREATE TABLE test_ttl(date DateTime, id UInt32, a Int32 TTL date + INTERVAL 1 DAY, b Int32 TTL date + INTERVAL 1 MONTH)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/test_ttl', '{replica}')
ORDER BY id PARTITION BY toDayOfMonth(date) SETTINGS merge_with_ttl_timeout=0;
'''.format(replica=node.name))
node1.query("INSERT INTO test_ttl VALUES (toDateTime('2000-10-10 00:00:00'), 1, 1, 3)")
node1.query("INSERT INTO test_ttl VALUES (toDateTime('2000-10-11 10:00:00'), 2, 2, 4)")
time.sleep(1) # sleep to allow use ttl merge selector for second time
node1.query("OPTIMIZE TABLE test_ttl FINAL")
expected = "1\t0\t0\n2\t0\t0\n"
assert TSV(node1.query("SELECT id, a, b FROM test_ttl ORDER BY id")) == TSV(expected)
assert TSV(node2.query("SELECT id, a, b FROM test_ttl ORDER BY id")) == TSV(expected)
def test_ttl_table(start_cluster):
drop_table([node1, node2], "test_ttl")
for node in [node1, node2]:
node.query(
'''
CREATE TABLE test_ttl(date DateTime, id UInt32)
ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/test_ttl', '{replica}')
ORDER BY id PARTITION BY toDayOfMonth(date)
TTL date + INTERVAL 1 DAY SETTINGS merge_with_ttl_timeout=0;
'''.format(replica=node.name))
node1.query("INSERT INTO test_ttl VALUES (toDateTime('2000-10-10 00:00:00'), 1)")
node1.query("INSERT INTO test_ttl VALUES (toDateTime('2000-10-11 10:00:00'), 2)")
time.sleep(1) # sleep to allow use ttl merge selector for second time
node1.query("OPTIMIZE TABLE test_ttl FINAL")
assert TSV(node1.query("SELECT * FROM test_ttl")) == TSV("")
assert TSV(node2.query("SELECT * FROM test_ttl")) == TSV("")