ClickHouse/tests/integration/test_block_structure_mismatch/test.py

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import time
import pytest
from contextlib import contextmanager
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'])
node2 = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'])
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#test reproducing issue https://github.com/ClickHouse/ClickHouse/issues/3162
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@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
for node in (node1, node2):
node.query('''
CREATE TABLE local_test (
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t UInt64,
date Date DEFAULT toDate(t/1000),
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shard UInt64,
col1 String,
col2 String
) ENGINE = MergeTree
PARTITION BY toRelativeDayNum(date)
ORDER BY (t)
SETTINGS index_granularity=8192
''')
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node.query('''
CREATE TABLE dist_test (
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t UInt64,
shard UInt64,
date Date MATERIALIZED toDate(t/1000),
col1 String,
col2 String
) Engine = Distributed(testcluster, default, local_test, shard)
''')
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yield cluster
finally:
cluster.shutdown()
def test(started_cluster):
node1.query("INSERT INTO local_test (t, shard, col1, col2) VALUES (1000, 0, 'x', 'y')")
node2.query("INSERT INTO local_test (t, shard, col1, col2) VALUES (1000, 1, 'foo', 'bar')")
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assert node1.query("SELECT col1, col2 FROM dist_test WHERE (t < 3600000) AND (col1 = 'foo') ORDER BY t ASC") == "foo\tbar\n"