docs: def run_command(self, config_file, sources):
          """
          :param str config_file: The name of config file.
          :param list sources: The list with source files.
          """
          config = configparser.ConfigParser()
          config.read(config_file)
  
          rdbms = config.get('database', 'rdbms').lower()
  
          loader = self.create_routine_loader(rdbms)
          status = loader.main(config_file, sources)
  
          return status