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ad81977ace
* Skip checkPartitionCanBeDropped check in case of ATTACH PARTITION ... FROM * Add integration test * Fix syntax error * Fix integration test * Fix integration test * Fix integration test * Skip max_partition_size_to_drop for MOVE PARTITION
50 lines
2.3 KiB
Python
50 lines
2.3 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance('node', main_configs=["configs/config.xml"], with_zookeeper=True)
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@pytest.fixture(scope="module")
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def started_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 create_force_drop_flag(node):
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force_drop_flag_path = "/var/lib/clickhouse/flags/force_drop_table"
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node.exec_in_container(["bash", "-c", "touch {} && chmod a=rw {}".format(force_drop_flag_path, force_drop_flag_path)], user="root")
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@pytest.mark.parametrize("engine", ['Ordinary', 'Atomic'])
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def test_attach_partition_with_large_destination(started_cluster, engine):
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# Initialize
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node.query("CREATE DATABASE db ENGINE={}".format(engine))
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node.query("CREATE TABLE db.destination (n UInt64) ENGINE=ReplicatedMergeTree('/test/destination', 'r1') ORDER BY n PARTITION BY n % 2")
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node.query("CREATE TABLE db.source_1 (n UInt64) ENGINE=ReplicatedMergeTree('/test/source_1', 'r1') ORDER BY n PARTITION BY n % 2")
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node.query("INSERT INTO db.source_1 VALUES (1), (2), (3), (4)")
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node.query("CREATE TABLE db.source_2 (n UInt64) ENGINE=ReplicatedMergeTree('/test/source_2', 'r1') ORDER BY n PARTITION BY n % 2")
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node.query("INSERT INTO db.source_2 VALUES (5), (6), (7), (8)")
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# Attach partition when destination partition is empty
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node.query("ALTER TABLE db.destination ATTACH PARTITION 0 FROM db.source_1")
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assert node.query("SELECT n FROM db.destination ORDER BY n") == "2\n4\n"
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# REPLACE PARTITION should still respect max_partition_size_to_drop
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assert node.query_and_get_error("ALTER TABLE db.destination REPLACE PARTITION 0 FROM db.source_2")
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assert node.query("SELECT n FROM db.destination ORDER BY n") == "2\n4\n"
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# Attach partition when destination partition is larger than max_partition_size_to_drop
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node.query("ALTER TABLE db.destination ATTACH PARTITION 0 FROM db.source_2")
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assert node.query("SELECT n FROM db.destination ORDER BY n") == "2\n4\n6\n8\n"
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# Cleanup
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create_force_drop_flag(node)
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node.query("DROP TABLE db.source_1 SYNC")
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create_force_drop_flag(node)
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node.query("DROP TABLE db.source_2 SYNC")
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create_force_drop_flag(node)
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node.query("DROP TABLE db.destination SYNC")
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node.query("DROP DATABASE db") |