Thanks, Another question :
why does anniv = Contact.objects.filter(naissance__month=5) works and anniv = Contact.objects.filter(naissance__month__gt=5) raise this exception : <class 'django.core.exceptions.FieldError'>: Join on field 'naissance' not permitted. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---