ClickHouse/tests/performance/merge_tree_many_partitions_2.xml

<test>

    <create_query>CREATE TABLE bad_partitions (a UInt64, b UInt64, c UInt64, d UInt64, e UInt64, f UInt64, g UInt64, h UInt64, i UInt64, j UInt64, k UInt64, l UInt64, m UInt64, n UInt64, o UInt64, p UInt64, q UInt64, r UInt64, s UInt64, t UInt64, u UInt64, v UInt64, w UInt64, x UInt64, y UInt64, z UInt64) ENGINE = MergeTree PARTITION BY x ORDER BY x</create_query>
    <fill_query>INSERT INTO bad_partitions (x) SELECT * FROM numbers_mt(3000)</fill_query>

    <stop_conditions>
        <all_of>
            <iterations>5</iterations>
            <min_time_not_changing_for_ms>10000</min_time_not_changing_for_ms>
        </all_of>
        <any_of>
            <iterations>100</iterations>
            <total_time_ms>60000</total_time_ms>
        </any_of>
    </stop_conditions>


    <settings>
        <max_partitions_per_insert_block>0</max_partitions_per_insert_block>
    </settings>

    <query>SELECT sum(ignore(*)) FROM bad_partitions</query>

    <drop_query>DROP TABLE IF EXISTS bad_partitions</drop_query>
</test>