docs: def long_running_queries(self):
          """
          Show all queries longer than five minutes by descending duration.
  
          Record(
              pid=19578,
              duration=datetime.timedelta(0, 19944, 993099),
              query='SELECT * FROM students'
          )
  
          :returns: list of Records
          """
  
          if self.is_pg_at_least_nine_two():
              idle = "AND state <> 'idle'"
          else:
              idle = "AND current_query <> '<IDLE>'"
  
          return self.execute(
              sql.LONG_RUNNING_QUERIES.format(
                  pid_column=self.pid_column,
                  query_column=self.query_column,
                  idle=idle
              )
          )