Django-Haystack uses a derivative of Django's Q object as well to construct queries as well[1]. It's very, very effective. 1 http://django-haystack.readthedocs

Django-Haystack uses a derivative of Django's Q object as well to construct queries as well[1]. It's very, very effective. 1 http://django-haystack.readthedocs.org/en/latest/searchquery_api.html?highlight=SQ%20object#sq-objects http://django-haystack.readthedocs.org/en/latest/searchquery...