presto-kafka/src/main/java/io/prestosql/plugin/kafka/KafkaInternalFieldDescription.java/KafkaInternalFieldDescription/getColumnHandle
class KafkaInternalFieldDescription:    KafkaColumnHandle getColumnHandle(int index, boolean hidden)
    {
        return new KafkaColumnHandle(
                index,
                getColumnName(),
                getType(),
                null,
                null,
                null,
                false,
                hidden,
                true);
    }