I am not getting what is difference between the 1 & 2?Can anyone tell me the difference
On Tue, Mar 1, 2011 at 9:16 AM, ydjango <traderash...@gmail.com> wrote: > class Article(models.Model): > author = models.ForeignKey(Author) > title = models.CharField(max_length = 100) > > (assume an article can have only one author) > > article = Article.objects.get(title="Django is awesome) > > if I need only author id, I can access author id as 1) > article.author_id or 2) article.author.id > > I prefer first article.author_id as it requires less db lookup and > hence better performance. > > Any reason to use 2nd way over 1st. > > ( I understand this approach only works for id and not for say author > name) > > -- > 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 > django-users+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > > -- *Ankit Rai* * * -- 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 django-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
