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Difference between Django's annotate and aggregate methods?
...> Book.objects.aggregate(average_price=Avg('price'))
{'average_price': 34.35}
Returns a dictionary containing the average price of all books in the queryset.
Annotation
>>> q = Book.objects.annotate(num_authors=Count('authors'))
>>> q[0].num_authors
2
>>> q[1].num_a...
Sharing src/test classes between modules in a multi-module maven project
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Pass parameter to fabric task
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How to get Enum Value from index in Java?
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How do write IF ELSE statement in a MySQL query
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How to push new branch without history
...ohn SzakmeisterJohn Szakmeister
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