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Merge pull request #66743 from ClickHouse/vdimir/issue-65989

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Add test test_storage_mysql/test.py::test_joins
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Alexey Milovidov 2024-07-19 20:18:46 +00:00 committed by GitHub
commit 160149c1eb
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57
tests/integration/test_storage_mysql/test.py
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@ -908,6 +908,63 @@ def test_mysql_point(started_cluster):
conn.close() conn.close()
def test_joins(started_cluster):
conn = get_mysql_conn(started_cluster, cluster.mysql8_ip)
drop_mysql_table(conn, "test_joins_mysql_users")
with conn.cursor() as cursor:
cursor.execute(
"CREATE TABLE clickhouse.test_joins_mysql_users (id INT NOT NULL, name varchar(50) NOT NULL, created TIMESTAMP, PRIMARY KEY (`id`)) ENGINE=InnoDB;"
)
cursor.execute(
f"INSERT INTO clickhouse.test_joins_mysql_users VALUES (469722, 'user@example.com', '2019-08-30 07:55:01')"
)
drop_mysql_table(conn, "test_joins_mysql_tickets")
with conn.cursor() as cursor:
cursor.execute(
"CREATE TABLE clickhouse.test_joins_mysql_tickets (id INT NOT NULL, subject varchar(50), created TIMESTAMP, creator INT NOT NULL, PRIMARY KEY (`id`)) ENGINE=InnoDB;"
)
cursor.execute(
f"INSERT INTO clickhouse.test_joins_mysql_tickets VALUES (281607, 'Feedback', '2024-06-25 12:09:41', 469722)"
)
conn.commit()
node1.query(
"""
CREATE TABLE test_joins_table_users
(
`id` Int32,
`Name` String,
`Created` Nullable(DateTime)
)
ENGINE = MySQL('mysql80:3306', 'clickhouse', 'test_joins_mysql_users', 'root', 'clickhouse');
"""
)
node1.query(
"""
CREATE TABLE test_joins_table_tickets
(
`id` Int32,
`Subject` Nullable(String),
`Created` Nullable(DateTime),
`Creator` Int32
)
ENGINE = MySQL('mysql80:3306', 'clickhouse', 'test_joins_mysql_tickets', 'root', 'clickhouse');
"""
)
node1.query(
"""
SELECT test_joins_table_tickets.id, Subject, test_joins_table_tickets.Created, Name
FROM test_joins_table_tickets
LEFT JOIN test_joins_table_users ON test_joins_table_tickets.Creator = test_joins_table_users.id
WHERE test_joins_table_tickets.Created = '2024-06-25 12:09:41'
"""
) == "281607\tFeedback\t2024-06-25 12:09:41\tuser@example.com\n"
if __name__ == "__main__": if __name__ == "__main__":
with contextmanager(started_cluster)() as cluster: with contextmanager(started_cluster)() as cluster:
for name, instance in list(cluster.instances.items()): for name, instance in list(cluster.instances.items()):