python - I want make a query in django opposing of where? -
e.g have models
class question(models.model): question = models.charfield(max_length="200") class answer(models.model): question= models.foreignkey(question)
so, want question's don't have in answers
e.g in answer have
question 1 question 2
and in question have
question 1 question 2 question 3 question 4
and want result of query question 3 , question 4
thanks
i think want is:
unanswered_questions = question.objects.filter(answer__isnull=true)
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