https://github.com/apache/airflow/blob/3a349624a20d3432dc75e337d6ffb1109a50e451/airflow/providers/amazon/aws/operators/athena.py#L49

What is the unit of measurement of time used here?
airflow/providers/amazon/aws/hooks/athena.py
self,
        query_execution_id: str,
        max_items: Optional[int] = None,
        page_size: Optional[int] = None,
        starting_token: Optional[str] = None,
    ) -> Optional[PageIterator]:
        """
        Fetch submitted athena query results. returns none if query is in intermediate state or
        failed/cancelled state else a paginator to iterate through pages of results. If you
        wish to get all results at once, call build_full_result() on the returned PageIterator
        :param query_execution_id: Id of submitted athena query
        :type query_execution_id: str
        :param max_items: The total number of items to return.
        :type max_items: int
        :param page_size: The size of each page.
        :type page_size: int
        :param starting_token: A token to specify where to start paginating.
        :type starting_token: str