presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/CassandraClientConfig.java/CassandraClientConfig/getDcAwareUsedHostsPerRemoteDc
class CassandraClientConfig:    @Min(0)
    public Integer getDcAwareUsedHostsPerRemoteDc()
    {
        return dcAwareUsedHostsPerRemoteDc;
    }