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61 lines
2.3 KiB
Python
61 lines
2.3 KiB
Python
import pytest
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from helpers.client import QueryRuntimeException
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance("node", main_configs=["configs/zookeeper_config.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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yield cluster
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finally:
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cluster.shutdown()
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def test_part_should_reset_mutation(start_cluster):
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node.query(
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"CREATE TABLE test (i Int64, s String) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test', 'node') ORDER BY i;"
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)
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node.query("INSERT INTO test SELECT 1, 'a'")
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node.query("optimize table test final")
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node.query("optimize table test final")
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expected = TSV('''all_0_0_2\t1\ta''')
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assert TSV(node.query('SELECT _part, * FROM test')) == expected
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node.query("ALTER TABLE test UPDATE s='xxx' WHERE 1", settings={"mutations_sync": "2"})
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node.query("ALTER TABLE test UPDATE s='xxx' WHERE 1", settings={"mutations_sync": "2"})
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node.query("ALTER TABLE test UPDATE s='xxx' WHERE 1", settings={"mutations_sync": "2"})
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node.query("ALTER TABLE test UPDATE s='xxx' WHERE 1", settings={"mutations_sync": "2"})
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expected = TSV('''all_0_0_2_4\t1\txxx''')
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assert TSV(node.query('SELECT _part, * FROM test')) == expected
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node.query(
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"CREATE TABLE restore (i Int64, s String) ENGINE = ReplicatedMergeTree('/clickhouse/tables/restore', 'node') ORDER BY i;"
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)
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node.query("ALTER TABLE restore FETCH PARTITION tuple() FROM '/clickhouse/tables/test/'")
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node.query("ALTER TABLE restore ATTACH PART 'all_0_0_2_4'")
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node.query("INSERT INTO restore select 2, 'a'")
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print(TSV(node.query('SELECT _part, * FROM restore')))
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expected = TSV('''all_0_0_0\t1\txxx\nall_1_1_0\t2\ta''')
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assert TSV(node.query('SELECT _part, * FROM restore ORDER BY i')) == expected
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node.query("ALTER TABLE restore UPDATE s='yyy' WHERE 1", settings={"mutations_sync": "2"})
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expected = TSV('''all_0_0_0_2\t1\tyyy\nall_1_1_0_2\t2\tyyy''')
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assert TSV(node.query('SELECT _part, * FROM restore ORDER BY i')) == expected
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node.query("ALTER TABLE restore DELETE WHERE 1", settings={"mutations_sync": "2"})
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assert node.query("SELECT count() FROM restore").strip() == "0"
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