code: def querymany(self, sql_query, columns, seq_of_parameters):
          
          tmp_query = self.__preparequery(sql_query, columns)
  
          if self.__methods[METHOD_MODULE].paramstyle == "qmark":
              raise NotImplementedError, "qmark isn't fully supported"
  
          try:
              self.__dbapi2_cursor.executemany(tmp_query, seq_of_parameters)
          except Exception, e:
              self.__connection.reconnect(tmp_query, self.__log_reconnect)
              self.__dbapi2_cursor = self.__connection._get_raw_cursor()
  
              self.__dbapi2_cursor.executemany(tmp_query, seq_of_parameters)
docs: Same as .query() but eventually call the .executemany() method
          of the underlying DBAPI2.0 cursor instead of .execute()