objects.values django code example

Example 1: query set

A QuerySet is a list of a dictionary of objects in your database.

Example 2: pass in queryset as filter django

users = UserClasses.objects.filter(class_id=data['class_id'])
user_details = User.objects.filter(id__in=users.values_list('id', flat=True))

Example 3: django queryset exists

if some_queryset.exists():
    print("There is at least one object in some_queryset")

Example 4: django filter exsist

if table.objects.filter(prop='value').count() > 0: