/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 vote262 views1 answer
How to get data from multiple tables in django
Python Django
0 vote163 views12 answers
Installez django-cruds-adminlte
Python Django
2 votes241 views1 answer
Favicon django
Python Django
1 vote226 views1 answer
Handle queries in ListView django
Python Django
0 vote182 views1 answer
How to resize image with pillow in django
Python Django
0 vote249 views1 answer
Django insert bulk data
Python Django
0 vote220 views1 answer
Get full detail inside of id in django rest framework many to many
Python Django
28 votes273 views1 answer
Import "matplotlib" could not be resolved django
Python Django
1 vote226 views1 answer
Filter with different operator in django
Python Django
0 vote219 views1 answer
Django from
Python Django