Try something like:
students = Student.objects.all()
absences = Absences.objects.all()
for absence in absences:
students.remove(absence.fk)
Maybe I'm wrong somewhere in the syntax, but the idea should be clear.
Regards, Alex A.
On Jan 2, 6:57 pm, Mathieu Steele <mathieuste...@gmail.com> wrote:
> Here is an example of the data model for the type of filter I would
> like to do:
>
> class Student
> name
>
> class Absence
> foreign key Student
> date
>
> Is there a way to filter Students with no absences?
>
> something like Student.objects.filter(absence_set__count=0)
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