(self, chunk_size, event_handler=None)
:param chunk_size: Maximum number of records to read from the database at one time
        :param event_handler: instance of ``PaginateViewLogHandler`` to be notified of view events.
        :return: an instance of ``ResumableFunctionIterator``
:param chunk_size: Maximum number of records to read from the database at one time
        :param event_handler: instance of ``PaginateViewLogHandler`` to be notified of view events.
        :return: an instance of ``ResumableFunctionIterator``
: param chunk_size : Maximum number of records to read from the database at one time : param event_handler : instance of PaginateViewLogHandler to be notified of view events . : return : an instance of ResumableFunctionIterator
def get_document_iterator(self, chunk_size, event_handler=None):
        """
        :param chunk_size: Maximum number of records to read from the database at one time
        :param event_handler: instance of ``PaginateViewLogHandler`` to be notified of view events.
        :return: an instance of ``ResumableFunctionIterator``
        """
        raise NotImplementedError
def get_document_iterator ( self , chunk_size , event_handler = None ) : raise NotImplementedError