ClickHouse/dbms/tests/performance/count.xml

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<test>
<name>count</name>
<type>loop</type>
<stop_conditions>
<all_of>
<total_time_ms>30000</total_time_ms>
</all_of>
<any_of>
<average_speed_not_changing_for_ms>6000</average_speed_not_changing_for_ms>
<total_time_ms>60000</total_time_ms>
</any_of>
</stop_conditions>
<main_metric>
<total_time />
</main_metric>
<create_query>CREATE TABLE data(k UInt64, v UInt64) ENGINE = MergeTree ORDER BY k</create_query>
<fill_query>INSERT INTO data SELECT number, 1 from numbers(10000000)</fill_query>
<query tag='count_10M'>SELECT count() FROM data</query>
<drop_query>DROP TABLE IF EXISTS data</drop_query>
</test>