text: import rocksdb
  import sys
  
  def main():
      dbName = sys.argv[1] + ".db"
      db = rocksdb.DB(dbName, rocksdb.Options())
      db.iterkeys()
      it = db.iteritems()
      it.seek_to_first()
      for _ in range(100):
          print(it.get())
          next(it)
  
  if __name__ == '__main__':
      main()
  