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https://github.com/ClickHouse/ClickHouse.git
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62 lines
2.2 KiB
Python
62 lines
2.2 KiB
Python
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import time
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import pytest
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from helpers.network import PartitionManager
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import assert_eq_with_retry
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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@pytest.fixture(scope="module")
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def start_cluster():
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try:
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cluster.start()
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node1.query(
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'''
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CREATE DATABASE test;
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CREATE TABLE test_table(date Date, id UInt32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/replicated', 'node1')
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ORDER BY id PARTITION BY toYYYYMM(date) SETTINGS old_parts_lifetime=4, cleanup_delay_period=1;
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'''
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)
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yield cluster
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except Exception as ex:
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print ex
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finally:
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cluster.shutdown()
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# Test that outdated parts are not removed when they cannot be removed from zookeeper
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def test_merge_doesnt_work_without_zookeeper(start_cluster):
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node1.query("INSERT INTO test_table VALUES ('2018-10-01', 1), ('2018-10-02', 2), ('2018-10-03', 3)")
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node1.query("INSERT INTO test_table VALUES ('2018-10-01', 4), ('2018-10-02', 5), ('2018-10-03', 6)")
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assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "2\n"
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node1.query("OPTIMIZE TABLE test_table FINAL")
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assert node1.query("SELECT count(*) from system.parts") == "3\n"
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assert_eq_with_retry(node1, "SELECT count(*) from system.parts", "1")
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node1.query("TRUNCATE TABLE test_table")
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assert node1.query("SELECT count(*) from system.parts") == "0\n"
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node1.query("INSERT INTO test_table VALUES ('2018-10-01', 1), ('2018-10-02', 2), ('2018-10-03', 3)")
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node1.query("INSERT INTO test_table VALUES ('2018-10-01', 4), ('2018-10-02', 5), ('2018-10-03', 6)")
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assert node1.query("SELECT count(*) from system.parts where table = 'test_table'") == "2\n"
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with PartitionManager() as pm:
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node1.query("OPTIMIZE TABLE test_table FINAL")
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pm.drop_instance_zk_connections(node1)
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time.sleep(10) # > old_parts_lifetime
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assert node1.query("SELECT count(*) from system.parts") == "3\n"
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assert_eq_with_retry(node1, "SELECT count(*) from system.parts", "1")
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