ClickHouse/tests/integration/test_cluster_copier/task_no_arg.xml

<clickhouse>
    <remote_servers>   
       <source_cluster>
          <shard>
              <weight>1</weight>
              <replica>
                  <host>s0_0_0</host>
                  <port>9000</port>
              </replica>
          </shard>
      </source_cluster>     
      <default_cluster>
      
        <shard>
          <weight>1</weight>
          <replica>
              <host>s1_1_0</host>
              <port>9000</port>
          </replica>
        </shard>
            
      </default_cluster>     
    </remote_servers>
    <max_workers>1</max_workers>

    <tables>
      <table_crm_fin_account>
        <cluster_pull>source_cluster</cluster_pull>
        <database_pull>default</database_pull>
        <table_pull>copier_test1</table_pull>

        <cluster_push>default_cluster</cluster_push>
        <database_push>default</database_push>
        <table_push>copier_test1_1</table_push>
        <engine>ENGINE = MergeTree PARTITION BY date ORDER BY (date, sipHash64(date)) SAMPLE BY sipHash64(date)</engine>
        <sharding_key>rand()</sharding_key>
      </table_crm_fin_account>
    </tables>
</clickhouse>