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Python Django ORM Total Control Aggregate and Annotate

Igor Protsenko
Igor Protsenko
15,651 Points
Posted by Igor Protsenko
Igor Protsenko
15,651 Points

Usage of annotate and aggregate

Can you please clarify why should we use annotate and aggregate on our queryset ?

1 Answer

Chris Komaroff
PLUS
Chris Komaroff
Courses Plus Student 14,198 Points
Chris Komaroff
Chris Komaroff
Courses Plus Student 14,198 Points

Totals and subtotals. People always want statistics like how many quizzes and steps are in a course. Maybe also can use them instead of Python sometimes if they are faster.