class Column implements Writable, Comparable<Column> {

  public int compareTo(Column other) {
    int ret = Bytes.compareTo(this.family, other.family);
    if (ret == 0) {
      return Bytes.compareTo(this.qualifier, other.qualifier);
    }
    return ret;
  }

  public  Column();
  public  Column(byte[] family, byte[] qualifier);
  public  Column(Column column);
  public  Column(String family, String qualifier);

}