ClickHouse/tests/performance/consistent_hashes.xml

<test>



    <substitutions>
       <substitution>
           <name>hash_func</name>
           <values>
               <value>yandexConsistentHash</value>
               <value>jumpConsistentHash</value>
           </values>
       </substitution>
       <substitution>
           <name>buckets</name>
           <values>
               <value>2</value>
               <value>500</value>
               <value>32768</value>
           </values>
       </substitution>
    </substitutions>

    <query>SELECT {hash_func}(number, {buckets}) FROM numbers(1000000) FORMAT Null</query>

    <!-- sumbur with high bucket numbers is very slow, so only test two buckers -->
    <query>SELECT sumburConsistentHash(toUInt32(number), 2) FROM numbers(1000000) FORMAT Null</query>
</test>