Delete a plate from the database
        
        :param plate_id: The plate id
        :param delete_meta_data: Optionally delete all meta data associated with this plate as well
        :return: None

def delete_plate(self, plate_id, delete_meta_data=False):
        """
        Delete a plate from the database
        
        :param plate_id: The plate id
        :param delete_meta_data: Optionally delete all meta data associated with this plate as well
        :return: None
        """

        if plate_id not in self.plates:
            logging.info("Plate {} not found for deletion".format(plate_id))
            return

        plate = self.plates[plate_id]

        if delete_meta_data:
            for pv in plate.values:
                identifier = ".".join(map(lambda x: "_".join(x), pv))
                self.meta_data_manager.delete(identifier=identifier)

        with switch_db(PlateDefinitionModel, "hyperstream"):
            try:
                p = PlateDefinitionModel.objects.get(plate_id=plate_id)
                p.delete()
                del self.plates[plate_id]
            except DoesNotExist as e:
                logging.warn(e)
        logging.info("Plate {} deleted".format(plate_id))