01 批量更新,说明:Father中有一个外键Son_id指向Son这个object的情况,filter用“”__“,update则是是谁就用谁
Father.objects.filter(Son___id = 1).update(Son_id = 2)
01 批量更新,说明:Father中有一个外键Son_id指向Son这个object的情况,filter用“”__“,update则是是谁就用谁
Father.objects.filter(Son___id = 1).update(Son_id = 2)