ClickHouse/tests/integration/test_version_update/test.py
2021-11-30 14:42:37 +00:00

217 lines
9.9 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster
from helpers.test_tools import assert_eq_with_retry, exec_query_with_retry
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance('node1', stay_alive=True)
node2 = cluster.add_instance('node2', with_zookeeper=True, image='yandex/clickhouse-server', tag='21.2', with_installed_binary=True, stay_alive=True)
# Use differents nodes because if there is node.restart_from_latest_version(), then in later tests
# it will be with latest version, but shouldn't, order of tests in CI is shuffled.
node3 = cluster.add_instance('node3', image='yandex/clickhouse-server', tag='21.5', with_installed_binary=True, stay_alive=True)
node4 = cluster.add_instance('node4', image='yandex/clickhouse-server', tag='21.5', with_installed_binary=True, stay_alive=True)
node5 = cluster.add_instance('node5', image='yandex/clickhouse-server', tag='21.5', with_installed_binary=True, stay_alive=True)
node6 = cluster.add_instance('node6', image='yandex/clickhouse-server', tag='21.5', with_installed_binary=True, stay_alive=True)
def insert_data(node, table_name='test_table', n=1, col2=1):
node.query(""" INSERT INTO {}
SELECT toDateTime(NOW()), {},
sumMapState(arrayMap(i -> 1, range(300)), arrayMap(i -> 1, range(300)))
FROM numbers({});""".format(table_name, col2, n))
def create_table(node, name='test_table', version=None):
node.query("DROP TABLE IF EXISTS {};".format(name))
if version is None:
node.query("""
CREATE TABLE {}
(
`col1` DateTime,
`col2` Int64,
`col3` AggregateFunction(sumMap, Array(UInt8), Array(UInt8))
)
ENGINE = AggregatingMergeTree() ORDER BY (col1, col2) """.format(name))
else:
node.query("""
CREATE TABLE {}
(
`col1` DateTime,
`col2` Int64,
`col3` AggregateFunction({}, sumMap, Array(UInt8), Array(UInt8))
)
ENGINE = AggregatingMergeTree() ORDER BY (col1, col2) """.format(name, version))
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
yield cluster
finally:
cluster.shutdown()
def test_modulo_partition_key_issue_23508(start_cluster):
node2.query("CREATE TABLE test (id Int64, v UInt64, value String) ENGINE = ReplicatedReplacingMergeTree('/clickhouse/tables/table1', '1', v) PARTITION BY id % 20 ORDER BY (id, v)")
node2.query("INSERT INTO test SELECT number, number, toString(number) FROM numbers(10)")
expected = node2.query("SELECT number, number, toString(number) FROM numbers(10)")
partition_data = node2.query("SELECT partition, name FROM system.parts WHERE table='test' ORDER BY partition")
assert(expected == node2.query("SELECT * FROM test ORDER BY id"))
node2.restart_with_latest_version()
assert(expected == node2.query("SELECT * FROM test ORDER BY id"))
assert(partition_data == node2.query("SELECT partition, name FROM system.parts WHERE table='test' ORDER BY partition"))
# Test from issue 16587
def test_aggregate_function_versioning_issue_16587(start_cluster):
for node in [node1, node3]:
node.query("DROP TABLE IF EXISTS test_table;")
node.query("""
CREATE TABLE test_table (`col1` DateTime, `col2` Int64)
ENGINE = MergeTree() ORDER BY col1""")
node.query("insert into test_table select '2020-10-26 00:00:00', 1929292 from numbers(300)")
expected = "([1],[600])"
result_on_old_version = node3.query("select sumMap(sm) from (select sumMap([1],[1]) as sm from remote('127.0.0.{1,2}', default.test_table) group by col1, col2);").strip()
assert(result_on_old_version != expected)
result_on_new_version = node1.query("select sumMap(sm) from (select sumMap([1],[1]) as sm from remote('127.0.0.{1,2}', default.test_table) group by col1, col2);").strip()
assert(result_on_new_version == expected)
def test_aggregate_function_versioning_fetch_data_from_old_to_new_server(start_cluster):
for node in [node1, node4]:
create_table(node)
insert_data(node)
expected = "([1],[300])"
new_server_data = node1.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(new_server_data == expected)
old_server_data = node4.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(old_server_data != expected)
data_from_old_to_new_server = node1.query("select finalizeAggregation(col3) from remote('node4', default.test_table);").strip()
assert(data_from_old_to_new_server == old_server_data)
def test_aggregate_function_versioning_server_upgrade(start_cluster):
for node in [node1, node5]:
create_table(node)
insert_data(node1, col2=5)
insert_data(node5, col2=1)
# Serialization with version 0, server does not support versioning of aggregate function states.
old_server_data = node5.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(old_server_data == "([1],[44])")
create = node5.query("describe table default.test_table;").strip()
assert(create.strip().endswith("col3\tAggregateFunction(sumMap, Array(UInt8), Array(UInt8))"))
print('Ok 1')
# Upgrade server.
node5.restart_with_latest_version()
# Deserialized with version 0, server supports versioning.
upgraded_server_data = node5.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(upgraded_server_data == "([1],[44])")
create = node5.query("describe table default.test_table;").strip()
assert(create.strip().endswith("col3\tAggregateFunction(sumMap, Array(UInt8), Array(UInt8))"))
print('Ok 2')
create = node1.query("describe table default.test_table;").strip()
print(create)
assert(create.strip().endswith("col3\tAggregateFunction(1, sumMap, Array(UInt8), Array(UInt8))"))
# Data from upgraded server to new server. Deserialize with version 0.
data_from_upgraded_to_new_server = node1.query("select finalizeAggregation(col3) from remote('node5', default.test_table);").strip()
assert(data_from_upgraded_to_new_server == upgraded_server_data == "([1],[44])")
print('Ok 3')
# Data is serialized according to version 0 (though one of the states is version 1, but result is version 0).
upgraded_server_data = node5.query("select finalizeAggregation(col3) from remote('127.0.0.{1,2}', default.test_table);").strip()
assert(upgraded_server_data == "([1],[44])\n([1],[44])")
print('Ok 4')
# Check insertion after server upgarde.
insert_data(node5, col2=2)
# Check newly inserted data is still serialized with 0 version.
upgraded_server_data = node5.query("select finalizeAggregation(col3) from default.test_table order by col2;").strip()
assert(upgraded_server_data == "([1],[44])\n([1],[44])")
print('Ok 5')
# New table has latest version.
new_server_data = node1.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(new_server_data == "([1],[300])")
print('Ok 6')
# Insert from new server (with version 1) to upgraded server (where version will be 0), result version 0.
node1.query("insert into table function remote('node5', default.test_table) select * from default.test_table;").strip()
upgraded_server_data = node5.query("select finalizeAggregation(col3) from default.test_table order by col2;").strip()
assert(upgraded_server_data == "([1],[44])\n([1],[44])\n([1],[44])")
print('Ok 7')
# But new table gets data with latest version.
insert_data(node1)
new_server_data = node1.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(new_server_data == "([1],[300])\n([1],[300])")
print('Ok 8')
# Create table with column implicitly with older version (version 0).
create_table(node1, name='test_table_0', version=0)
insert_data(node1, table_name='test_table_0', col2=3)
data = node1.query("select finalizeAggregation(col3) from default.test_table_0;").strip()
assert(data == "([1],[44])")
print('Ok')
# Insert from new server to upgraded server to a new table but the version was set implicitly to 0, so data version 0.
node1.query("insert into table function remote('node5', default.test_table) select * from default.test_table_0;").strip()
upgraded_server_data = node5.query("select finalizeAggregation(col3) from default.test_table order by col2;").strip()
assert(upgraded_server_data == "([1],[44])\n([1],[44])\n([1],[44])\n([1],[44])")
print('Ok')
def test_aggregate_function_versioning_persisting_metadata(start_cluster):
for node in [node1, node6]:
create_table(node)
insert_data(node)
data = node1.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(data == "([1],[300])")
data = node6.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(data == "([1],[44])")
node6.restart_with_latest_version()
for node in [node1, node6]:
node.query("DETACH TABLE test_table")
node.query("ATTACH TABLE test_table")
for node in [node1, node6]:
insert_data(node)
new_server_data = node1.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(new_server_data == "([1],[300])\n([1],[300])")
upgraded_server_data = node6.query("select finalizeAggregation(col3) from default.test_table;").strip()
assert(upgraded_server_data == "([1],[44])\n([1],[44])")
for node in [node1, node6]:
node.restart_clickhouse()
insert_data(node)
result = node1.query("select finalizeAggregation(col3) from remote('127.0.0.{1,2}', default.test_table);").strip()
assert(result == "([1],[300])\n([1],[300])\n([1],[300])\n([1],[300])\n([1],[300])\n([1],[300])")
result = node6.query("select finalizeAggregation(col3) from remote('127.0.0.{1,2}', default.test_table);").strip()
assert(result == "([1],[44])\n([1],[44])\n([1],[44])\n([1],[44])\n([1],[44])\n([1],[44])")