docs: def execute_cql_query(self, query, compression):
      """
      Executes a CQL (Cassandra Query Language) statement and returns a
      CqlResult containing the results.
  
      Parameters:
       - query
       - compression
      """
      self._seqid += 1
      d = self._reqs[self._seqid] = defer.Deferred()
      self.send_execute_cql_query(query, compression)
      return d