django queryset group by count - Python 代码示例

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📜 django queryset group by count - Python 代码示例

📅 最后修改于: 2022-03-11 14:47:24.942000 🧑 作者: Mango

代码示例1

from django.db.models import Count

 result = Books.objects.values('author')
                       .order_by('author')
                       .annotate(count=Count('author'))