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63 lines
1.3 KiB
Python
63 lines
1.3 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster, CLICKHOUSE_CI_MIN_TESTED_VERSION
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance("node1", with_zookeeper=False, use_old_analyzer=True)
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node2 = cluster.add_instance(
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"node2",
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with_zookeeper=False,
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image="clickhouse/clickhouse-server",
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tag=CLICKHOUSE_CI_MIN_TESTED_VERSION,
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stay_alive=True,
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with_installed_binary=True,
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)
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@pytest.fixture(scope="module")
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def start_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def test_cte_distributed(start_cluster):
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node2.query(
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"""
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WITH
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quantile(0.05)(cnt) as p05,
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quantile(0.95)(cnt) as p95,
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p95 - p05 as inter_percentile_range
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SELECT
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sum(cnt) as total_requests,
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count() as data_points,
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inter_percentile_range
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FROM (
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SELECT
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count() as cnt
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FROM remote('node{1,2}', numbers(10))
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GROUP BY number
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)"""
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)
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node1.query(
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"""
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WITH
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quantile(0.05)(cnt) as p05,
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quantile(0.95)(cnt) as p95,
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p95 - p05 as inter_percentile_range
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SELECT
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sum(cnt) as total_requests,
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count() as data_points,
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inter_percentile_range
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FROM (
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SELECT
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count() as cnt
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FROM remote('node{1,2}', numbers(10))
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GROUP BY number
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)"""
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)
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