def METHOD_NAME(self):
    uuid = self.uuid()
    big = uuid + "X" * 500
    a = MapAnnotationI()
    a.setMapValue([NV(big, big)])
    a = self.update.saveAndReturnObject(a)
    m = self.query.findAllByQuery((
        "from MapAnnotation m "
        "join fetch m.mapValue a "
        "where a.name like :name"),
        omero.sys.ParametersI().addString("name",
                                          uuid + "%")
    )[0]
    l1 = m.getMapValue()
    self.assertNV(l1[0], big, big)