ClickHouse/tests/performance/writing_valid_utf8.xml

<test>
    <settings>
        <output_format_parallel_formatting>0</output_format_parallel_formatting>
    </settings>

    <substitutions>
        <substitution>
            <name>format</name>
            <values>
                <value>JSON</value>
                <value>JSONCompact</value>
                <value>XML</value>
            </values>
        </substitution>
    </substitutions>

    <preconditions>
        <table_exists>test.hits</table_exists>
    </preconditions>

    <create_query>CREATE TABLE IF NOT EXISTS table_{format} ENGINE = File({format}, '/dev/null') AS SELECT SearchPhrase, ClientIP6, URL, Referer, URLDomain FROM test.hits limit 0</create_query>
    
    <query>INSERT INTO table_{format} SELECT SearchPhrase, ClientIP6, URL, Referer, URLDomain FROM test.hits LIMIT 100000 SETTINGS engine_file_truncate_on_insert = 1</query>

    <drop_query>DROP TABLE IF EXISTS table_{format}</drop_query>
</test>