ClickHouse/tests/integration/test_alter_codec/test.py

89 lines
3.4 KiB
Python

import pytest
from helpers.client import QueryRuntimeException
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance('node1',
config_dir='configs',
main_configs=['configs/logs_config.xml'],
with_zookeeper=True,
macros={"shard": 0, "replica": 1} )
node2 = cluster.add_instance('node2',
config_dir='configs',
main_configs=['configs/logs_config.xml'],
with_zookeeper=True,
macros={"shard": 0, "replica": 2} )
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
yield cluster
finally:
cluster.shutdown()
def test_alter_codec_pk(started_cluster):
try:
name = "test_alter_codec_pk"
node1.query("""
CREATE TABLE {name} (id UInt64) Engine=MergeTree() ORDER BY id
""".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(NONE)".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(Delta, LZ4)".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt32 CODEC(Delta, LZ4)".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 DEFAULT 3 CODEC(Delta, LZ4)".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 ALIAS 3 CODEC(Delta, LZ4)".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 MATERIALIZED 3 CODEC(Delta, LZ4)".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id Int64".format(name=name))
finally:
node1.query("DROP TABLE IF EXISTS {name}".format(name=name))
def test_alter_codec_index(started_cluster):
try:
name = "test_alter_codec_index"
node1.query("""
CREATE TABLE {name} (`id` UInt64, INDEX id_index id TYPE minmax GRANULARITY 1) Engine=MergeTree() ORDER BY tuple()
""".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(NONE)".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(Delta, LZ4)".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt32 CODEC(Delta, LZ4)".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 DEFAULT 3 CODEC(Delta, LZ4)".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 ALIAS 3 CODEC(Delta, LZ4)".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 MATERIALIZED 3 CODEC(Delta, LZ4)".format(name=name))
node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64".format(name=name))
with pytest.raises(QueryRuntimeException):
node1.query("ALTER TABLE {name} MODIFY COLUMN id Int64".format(name=name))
finally:
node1.query("DROP TABLE IF EXISTS {name}".format(name=name))