⬅︎ Back to Efficient many-to-many field lookup in Django REST Framework
The correct solution is to use prefetch_related. Then django will do everything else you explain automatically. https://docs.djangoproject.com/en/2.1/ref/models/querysets/#prefetch-relatedTake your example code above "What's the problem?" then add queryset as below... class BlogpostViewSet(viewsets.ModelViewSet): queryset = Blogpost.objects.all().order_by('date').select_related('categories') serializer_class = serializers.BlogpostSerializerI hope this helps.
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The correct solution is to use prefetch_related. Then django will do everything else you explain automatically.
https://docs.djangoproject.com/en/2.1/ref/models/querysets/#prefetch-related
Take your example code above "What's the problem?" then add queryset as below...
class BlogpostViewSet(viewsets.ModelViewSet):
queryset = Blogpost.objects.all().order_by('date').select_related('categories')
serializer_class = serializers.BlogpostSerializer
I hope this helps.