mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-27 01:51:59 +00:00
195 lines
7.6 KiB
Python
195 lines
7.6 KiB
Python
import pytest
|
|
import itertools
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.test_tools import TSV
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
|
|
node1 = cluster.add_instance(
|
|
"node1", main_configs=["configs/test_cluster.xml"], with_zookeeper=True
|
|
)
|
|
node2 = cluster.add_instance(
|
|
"node2", main_configs=["configs/test_cluster.xml"], with_zookeeper=True
|
|
)
|
|
|
|
|
|
@pytest.fixture(scope="module", autouse=True)
|
|
def start_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
@pytest.fixture(autouse=True)
|
|
def cleanup_after_test():
|
|
try:
|
|
yield
|
|
finally:
|
|
node1.query("DROP TABLE IF EXISTS dist ON CLUSTER 'test_cluster'")
|
|
node1.query("DROP TABLE IF EXISTS local ON CLUSTER 'test_cluster'")
|
|
|
|
|
|
# A default column is used in the sharding key expression.
|
|
def test_default_column():
|
|
node1.query(
|
|
"CREATE TABLE dist ON CLUSTER 'test_cluster' (x Int32, y Int32 DEFAULT x + 100, z Int32 DEFAULT x + y) ENGINE = Distributed('test_cluster', currentDatabase(), local, y)"
|
|
)
|
|
node1.query(
|
|
"CREATE TABLE local ON CLUSTER 'test_cluster' (x Int32, y Int32 DEFAULT x + 200, z Int32 DEFAULT x - y) ENGINE = MergeTree() ORDER BY y"
|
|
)
|
|
|
|
for insert_sync in [0, 1]:
|
|
settings = {"insert_distributed_sync": insert_sync}
|
|
|
|
# INSERT INTO TABLE dist (x)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
node1.query(
|
|
"INSERT INTO TABLE dist (x) VALUES (1), (2), (3), (4)", settings=settings
|
|
)
|
|
node1.query("SYSTEM FLUSH DISTRIBUTED dist")
|
|
assert node1.query("SELECT x, y, z FROM local") == TSV(
|
|
[[2, 102, 104], [4, 104, 108]]
|
|
)
|
|
assert node2.query("SELECT x, y, z FROM local") == TSV(
|
|
[[1, 101, 102], [3, 103, 106]]
|
|
)
|
|
assert node1.query("SELECT x, y, z FROM dist") == TSV(
|
|
[[2, 102, 104], [4, 104, 108], [1, 101, 102], [3, 103, 106]]
|
|
)
|
|
|
|
# INSERT INTO TABLE dist (x, y)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
node1.query(
|
|
"INSERT INTO TABLE dist (x, y) VALUES (1, 11), (2, 22), (3, 33)",
|
|
settings=settings,
|
|
)
|
|
node1.query("SYSTEM FLUSH DISTRIBUTED dist")
|
|
assert node1.query("SELECT x, y, z FROM local") == TSV([[2, 22, 24]])
|
|
assert node2.query("SELECT x, y, z FROM local") == TSV(
|
|
[[1, 11, 12], [3, 33, 36]]
|
|
)
|
|
assert node1.query("SELECT x, y, z FROM dist") == TSV(
|
|
[[2, 22, 24], [1, 11, 12], [3, 33, 36]]
|
|
)
|
|
|
|
|
|
# A materialized column is used in the sharding key expression and `insert_allow_materialized_columns` set to 1.
|
|
def test_materialized_column_allow_insert_materialized():
|
|
node1.query(
|
|
"CREATE TABLE dist ON CLUSTER 'test_cluster' (x Int32, y Int32 MATERIALIZED x + 100, z Int32 MATERIALIZED x + y) ENGINE = Distributed('test_cluster', currentDatabase(), local, y)"
|
|
)
|
|
node1.query(
|
|
"CREATE TABLE local ON CLUSTER 'test_cluster' (x Int32, y Int32 MATERIALIZED x + 200, z Int32 MATERIALIZED x - y) ENGINE = MergeTree() ORDER BY y"
|
|
)
|
|
|
|
for insert_sync in [0, 1]:
|
|
settings = {
|
|
"insert_distributed_sync": insert_sync,
|
|
"insert_allow_materialized_columns": 1,
|
|
}
|
|
|
|
# INSERT INTO TABLE dist (x)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
node1.query(
|
|
"INSERT INTO TABLE dist (x) VALUES (1), (2), (3), (4)", settings=settings
|
|
)
|
|
node1.query("SYSTEM FLUSH DISTRIBUTED dist")
|
|
assert node1.query("SELECT x, y, z FROM local") == TSV(
|
|
[[2, 102, 104], [4, 104, 108]]
|
|
)
|
|
assert node2.query("SELECT x, y, z FROM local") == TSV(
|
|
[[1, 101, 102], [3, 103, 106]]
|
|
)
|
|
assert node1.query("SELECT x, y, z FROM dist") == TSV(
|
|
[[2, 102, 104], [4, 104, 108], [1, 101, 102], [3, 103, 106]]
|
|
)
|
|
|
|
# INSERT INTO TABLE dist (x, y)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
node1.query(
|
|
"INSERT INTO TABLE dist (x, y) VALUES (1, 11), (2, 22), (3, 33)",
|
|
settings=settings,
|
|
)
|
|
node1.query("SYSTEM FLUSH DISTRIBUTED dist")
|
|
assert node1.query("SELECT x, y, z FROM local") == TSV([[2, 22, 24]])
|
|
assert node2.query("SELECT x, y, z FROM local") == TSV(
|
|
[[1, 11, 12], [3, 33, 36]]
|
|
)
|
|
assert node1.query("SELECT x, y, z FROM dist") == TSV(
|
|
[[2, 22, 24], [1, 11, 12], [3, 33, 36]]
|
|
)
|
|
|
|
|
|
# A materialized column is used in the sharding key expression and `insert_allow_materialized_columns` set to 0.
|
|
def test_materialized_column_disallow_insert_materialized():
|
|
node1.query(
|
|
"CREATE TABLE dist ON CLUSTER 'test_cluster' (x Int32, y Int32 MATERIALIZED x + 100, z Int32 MATERIALIZED x + y) ENGINE = Distributed('test_cluster', currentDatabase(), local, y)"
|
|
)
|
|
node1.query(
|
|
"CREATE TABLE local ON CLUSTER 'test_cluster' (x Int32, y Int32 MATERIALIZED x + 200, z Int32 MATERIALIZED x - y) ENGINE = MergeTree() ORDER BY y"
|
|
)
|
|
|
|
for insert_sync in [0, 1]:
|
|
settings = {
|
|
"insert_distributed_sync": insert_sync,
|
|
"insert_allow_materialized_columns": 0,
|
|
}
|
|
|
|
# INSERT INTO TABLE dist (x)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
node1.query(
|
|
"INSERT INTO TABLE dist (x) VALUES (1), (2), (3), (4)", settings=settings
|
|
)
|
|
node1.query("SYSTEM FLUSH DISTRIBUTED dist")
|
|
assert node1.query("SELECT x, y, z FROM local") == TSV(
|
|
[[2, 202, -200], [4, 204, -200]]
|
|
)
|
|
assert node2.query("SELECT x, y, z FROM local") == TSV(
|
|
[[1, 201, -200], [3, 203, -200]]
|
|
)
|
|
assert node1.query("SELECT x, y, z FROM dist") == TSV(
|
|
[[2, 202, -200], [4, 204, -200], [1, 201, -200], [3, 203, -200]]
|
|
)
|
|
|
|
# INSERT INTO TABLE dist (x, y)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
expected_error = "Cannot insert column y, because it is MATERIALIZED column"
|
|
assert expected_error in node1.query_and_get_error(
|
|
"INSERT INTO TABLE dist (x, y) VALUES (1, 11), (2, 22), (3, 33)",
|
|
settings=settings,
|
|
)
|
|
|
|
|
|
# Almost the same as the previous test `test_materialized_column_disallow_insert_materialized`, but the sharding key has different values.
|
|
def test_materialized_column_disallow_insert_materialized_different_shards():
|
|
node1.query(
|
|
"CREATE TABLE dist ON CLUSTER 'test_cluster' (x Int32, y Int32 MATERIALIZED x + 101, z Int32 MATERIALIZED x + y) ENGINE = Distributed('test_cluster', currentDatabase(), local, y)"
|
|
)
|
|
node1.query(
|
|
"CREATE TABLE local ON CLUSTER 'test_cluster' (x Int32, y Int32 MATERIALIZED x + 200, z Int32 MATERIALIZED x - y) ENGINE = MergeTree() ORDER BY y"
|
|
)
|
|
|
|
for insert_sync in [0, 1]:
|
|
settings = {
|
|
"insert_distributed_sync": insert_sync,
|
|
"insert_allow_materialized_columns": 0,
|
|
}
|
|
|
|
# INSERT INTO TABLE dist (x)
|
|
node1.query("TRUNCATE TABLE local ON CLUSTER 'test_cluster'")
|
|
node1.query(
|
|
"INSERT INTO TABLE dist (x) VALUES (1), (2), (3), (4)", settings=settings
|
|
)
|
|
node1.query("SYSTEM FLUSH DISTRIBUTED dist")
|
|
assert node1.query("SELECT x, y, z FROM local") == TSV(
|
|
[[1, 201, -200], [3, 203, -200]]
|
|
)
|
|
assert node2.query("SELECT x, y, z FROM local") == TSV(
|
|
[[2, 202, -200], [4, 204, -200]]
|
|
)
|
|
assert node1.query("SELECT x, y, z FROM dist") == TSV(
|
|
[[1, 201, -200], [3, 203, -200], [2, 202, -200], [4, 204, -200]]
|
|
)
|