presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/CassandraClientConfig.java/CassandraClientConfig/setUseDCAware
class CassandraClientConfig:    @Config("cassandra.load-policy.use-dc-aware")
    public CassandraClientConfig setUseDCAware(boolean useDCAware)
    {
        this.useDCAware = useDCAware;
        return this;
    }