/Python/Django/Sum values in django models

Sum values in django models

sum_a = sum([item.column for item in queryset]) # Definitely takes more memory.
sum_b = queryset.aggregate(Sum('column')).get('column__sum') # Takes about 20% more time.

Source: stackoverflow.com

Similar codes

0 vote186 views1 answer
Listing of django model types
Python Django
1 vote198 views1 answer
Django boilerplate command
Python Django
0 vote160 views1 answer
Add to manytomany key django stackoverflow
Python Django
0 vote194 views1 answer
Django model custom field
Python Django
6 votes164 views1 answer
Django model form
Python Django
0 vote191 views1 answer
Django change settings at runtime
Python Django
1 vote241 views2 answers
.save() in django
Python Django
5 votes171 views1 answer
How to override save method in django
Python Django
1 vote166 views1 answer
Django m2m .add
Python Django
1 vote196 views1 answer
How to use query_params in get_object djangorestframework
Python Django