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fix groupBitmapAndState on distributed table
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parent
2f64255415
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@ -52,6 +52,8 @@ public:
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return nested_func->getDefaultVersion();
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}
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size_t getVersionFromRevision(size_t revision) const override { return nested_func->getVersionFromRevision(revision); }
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void create(AggregateDataPtr __restrict place) const override
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{
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nested_func->create(place);
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@ -0,0 +1,137 @@
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import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance(
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"node1", main_configs=["configs/clusters.xml"], with_zookeeper=True
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)
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node2 = cluster.add_instance(
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"node2", main_configs=["configs/clusters.xml"], with_zookeeper=True
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)
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node3 = cluster.add_instance(
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"node3", main_configs=["configs/clusters.xml"], with_zookeeper=True
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)
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node4 = cluster.add_instance(
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"node4",
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main_configs=["configs/clusters.xml"],
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image="yandex/clickhouse-server",
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tag="21.6",
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with_installed_binary=True,
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with_zookeeper=True,
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)
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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_groupBitmapAndState_on_distributed_table(start_cluster):
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local_table_name = "test_group_bitmap_state"
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distributed_table_name = "test_group_bitmap_state_dst"
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cluster_name = "awesome_cluster"
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for node in (node1, node2):
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node.query(
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"""CREATE TABLE {}
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(
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z AggregateFunction(groupBitmap, UInt32)
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)
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ENGINE = MergeTree()
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ORDER BY tuple()""".format(
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local_table_name
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)
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)
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node.query(
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"""CREATE TABLE {}
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(
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z AggregateFunction(groupBitmap, UInt32)
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)
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ENGINE = Distributed('{}', 'default', '{}')""".format(
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distributed_table_name, cluster_name, local_table_name
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)
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)
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node1.query(
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"""INSERT INTO {} VALUES
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(bitmapBuild(cast([1,2,3,4,5,6,7,8,9,10] as Array(UInt32))));""".format(
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local_table_name
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)
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)
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node2.query(
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"""INSERT INTO {} VALUES
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(bitmapBuild(cast([0] as Array(UInt32))));""".format(
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local_table_name
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)
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)
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expected = "0"
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for node in (node1, node2):
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result = node.query(
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"select bitmapCardinality(groupBitmapAndState(z)) FROM {};".format(
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distributed_table_name)
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).strip()
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assert result == expected
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def test_groupBitmapAndState_on_different_version_nodes(start_cluster):
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local_table_name = "test_group_bitmap_state_versioned"
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distributed_table_name = "test_group_bitmap_state_versioned_dst"
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cluster_name = "test_version_cluster"
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for node in (node3, node4):
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node.query(
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"""CREATE TABLE {}
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(
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z AggregateFunction(groupBitmap, UInt32)
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)
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ENGINE = MergeTree()
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ORDER BY tuple()""".format(
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local_table_name
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)
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)
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node.query(
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"""CREATE TABLE {}
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(
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z AggregateFunction(groupBitmap, UInt32)
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)
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ENGINE = Distributed('{}', 'default', '{}')""".format(
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distributed_table_name, cluster_name, local_table_name
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)
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)
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node3.query(
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"""INSERT INTO {} VALUES
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(bitmapBuild(cast([1,2,3,4,5,6,7,8,9,10] as Array(UInt32))));""".format(
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local_table_name
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)
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)
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node4.query(
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"""INSERT INTO {} VALUES
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(bitmapBuild(cast([0] as Array(UInt32))));""".format(
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local_table_name
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)
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)
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# We will get wrong result when query distribute table if the cluster contains old version server
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result = node3.query(
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"select bitmapCardinality(groupBitmapAndState(z)) FROM {};".format(
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distributed_table_name)
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).strip()
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assert result == "10"
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result = node4.query(
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"select bitmapCardinality(groupBitmapAndState(z)) FROM {};".format(
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distributed_table_name)
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).strip()
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assert result == "1"
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