aggregation with f 28 29 in django rest api
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showing results for - "aggregation with f 28 29 in django rest api"
Giorgio
17 Jul 2020
1>>> from django.db.models import Avg, Count
2>>> Book.objects.annotate(num_authors=Count('authors')).aggregate(Avg('num_authors'))
3{'num_authors__avg': 1.66}
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