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))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))django queryset exists
if some_queryset.exists():
print("There is at least one object in some_queryset")django queryset count
# Returns the total number of entries in the database.
count = Entry.objects.count()
# Returns the number of entries whose headline contains 'Lennon'
count = Entry.objects.filter(headline__contains='Lennon').count()Copyright © 2021 Codeinu
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