ClickHouse/tests/integration/test_cluster_copier/task_taxi_data.xml

<clickhouse>
   <remote_servers>
         <events>
             <shard>
                 <internal_replication>false</internal_replication>
                 <replica>
                     <host>first</host>
                     <port>9000</port>
                 </replica>
             </shard>
             <shard>
                 <internal_replication>false</internal_replication>
                 <replica>
                     <host>second</host>
                     <port>9000</port>
                 </replica>
             </shard>
             <shard>
                 <internal_replication>false</internal_replication>
                 <replica>
                     <host>third</host>
                     <port>9000</port>
                 </replica>
             </shard>
         </events>
   </remote_servers>

   <max_workers>2</max_workers>

   <tables>
     <table_events>
         <cluster_pull>events</cluster_pull>
         <database_pull>dailyhistory</database_pull>
         <table_pull>yellow_tripdata_staging</table_pull>
         <cluster_push>events</cluster_push>
         <database_push>monthlyhistory</database_push>
         <table_push>yellow_tripdata_staging</table_push>
         <engine>Engine=ReplacingMergeTree() PRIMARY KEY (tpep_pickup_datetime, id) ORDER BY (tpep_pickup_datetime, id) PARTITION BY (pickup_location_id, toYYYYMM(tpep_pickup_datetime))</engine>
         <sharding_key>sipHash64(id) % 3</sharding_key>
     </table_events>
   </tables>
 </clickhouse>