mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-23 08:02:02 +00:00
133 lines
3.7 KiB
Python
133 lines
3.7 KiB
Python
import pytest
|
|
from test_modify_engine_on_restart.common import check_flags_deleted, set_convert_flags
|
|
from helpers.cluster import ClickHouseCluster
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
ch1 = cluster.add_instance(
|
|
"ch1",
|
|
main_configs=[
|
|
"configs/config.d/clusters.xml",
|
|
"configs/config.d/distributed_ddl.xml",
|
|
],
|
|
with_zookeeper=True,
|
|
macros={"replica": "node1"},
|
|
stay_alive=True,
|
|
)
|
|
|
|
database_name = "modify_engine_with_mv"
|
|
|
|
|
|
@pytest.fixture(scope="module")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def q(node, query):
|
|
return node.query(database=database_name, sql=query)
|
|
|
|
|
|
def create_tables():
|
|
q(
|
|
ch1,
|
|
"CREATE TABLE hourly_data(`domain_name` String, `event_time` DateTime, `count_views` UInt64) ENGINE = MergeTree ORDER BY (domain_name, event_time)",
|
|
)
|
|
|
|
q(
|
|
ch1,
|
|
"CREATE TABLE monthly_aggregated_data\
|
|
(`domain_name` String, `month` Date, `sumCountViews` AggregateFunction(sum, UInt64))\
|
|
ENGINE = AggregatingMergeTree ORDER BY (domain_name, month)",
|
|
)
|
|
|
|
q(
|
|
ch1,
|
|
"CREATE MATERIALIZED VIEW monthly_aggregated_data_mv\
|
|
TO monthly_aggregated_data\
|
|
AS\
|
|
SELECT\
|
|
toDate(toStartOfMonth(event_time)) AS month,\
|
|
domain_name,\
|
|
sumState(count_views) AS sumCountViews\
|
|
FROM hourly_data\
|
|
GROUP BY\
|
|
domain_name,\
|
|
month",
|
|
)
|
|
|
|
q(
|
|
ch1,
|
|
"INSERT INTO hourly_data (domain_name, event_time, count_views)\
|
|
VALUES ('clickhouse.com', '2019-01-01 10:00:00', 1),\
|
|
('clickhouse.com', '2019-02-02 00:00:00', 2),\
|
|
('clickhouse.com', '2019-02-01 00:00:00', 3),\
|
|
('clickhouse.com', '2020-01-01 00:00:00', 6)",
|
|
)
|
|
|
|
|
|
def check_tables(converted):
|
|
engine_prefix = ""
|
|
if converted:
|
|
engine_prefix = "Replicated"
|
|
|
|
# Check engines
|
|
assert (
|
|
q(
|
|
ch1,
|
|
f"SELECT name, engine FROM system.tables WHERE database = '{database_name}'",
|
|
).strip()
|
|
== f"hourly_data\t{engine_prefix}MergeTree\nmonthly_aggregated_data\t{engine_prefix}AggregatingMergeTree\nmonthly_aggregated_data_mv\tMaterializedView"
|
|
)
|
|
|
|
# Check values
|
|
assert (
|
|
q(
|
|
ch1,
|
|
"SELECT sumMerge(sumCountViews) as sumCountViews\
|
|
FROM monthly_aggregated_data_mv",
|
|
).strip()
|
|
== "12"
|
|
)
|
|
assert q(ch1, "SELECT count() FROM hourly_data").strip() == "4"
|
|
|
|
if converted:
|
|
# Insert new values to check if new dependencies are set correctly
|
|
q(
|
|
ch1,
|
|
"INSERT INTO hourly_data (domain_name, event_time, count_views)\
|
|
VALUES ('clickhouse.com', '2019-01-01 10:00:00', 1),\
|
|
('clickhouse.com', '2019-02-02 00:00:00', 2),\
|
|
('clickhouse.com', '2019-02-01 00:00:00', 3),\
|
|
('clickhouse.com', '2020-01-01 00:00:00', 6)",
|
|
)
|
|
|
|
assert (
|
|
q(
|
|
ch1,
|
|
"SELECT sumMerge(sumCountViews) as sumCountViews\
|
|
FROM monthly_aggregated_data_mv",
|
|
).strip()
|
|
== "24"
|
|
)
|
|
assert q(ch1, "SELECT count() FROM hourly_data").strip() == "8"
|
|
|
|
|
|
def test_modify_engine_on_restart_with_materialized_view(started_cluster):
|
|
ch1.query(f"CREATE DATABASE {database_name}")
|
|
|
|
create_tables()
|
|
|
|
check_tables(False)
|
|
|
|
set_convert_flags(ch1, database_name, ["hourly_data", "monthly_aggregated_data"])
|
|
|
|
ch1.restart_clickhouse()
|
|
|
|
check_flags_deleted(ch1, database_name, ["hourly_data", "monthly_aggregated_data"])
|
|
|
|
check_tables(True)
|