presto-tpcds/src/main/java/io/prestosql/plugin/tpcds/TpcdsHandleResolver.java/TpcdsHandleResolver/getPartitioningHandleClass
class TpcdsHandleResolver:    @Override
    public Class<? extends ConnectorPartitioningHandle> getPartitioningHandleClass()
    {
        return TpcdsPartitioningHandle.class;
    }