def force_no_ordering(self):
        return ["NULL"]
@param callback: Callback method that gets items passed to L{put}
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/db/backends/mysql/base.py/DatabaseOperations.force_no_ordering--crossover with--dataset/ETHPy150Open mochi/udplog/udplog/twisted.py/QueueProducer.__init__