<yandex>
    <text_log>
        <level>notice</level>
        <database>system</database>
        <table>text_log</table>
        <flush_interval_milliseconds>7500</flush_interval_milliseconds>
        <!-- 19.17 -->
        <partition_by>event_date</partition_by>
        <!-- 20.5 -->
        <!-- <engine>Engine = MergeTree PARTITION BY event_date ORDER BY event_time TTL event_date + INTERVAL 30 day</engine> -->
    </text_log>
</yandex>
