On Mon, Oct 24, 2011 at 12:30 PM, Flavia Missi <[email protected]> wrote: > Looks like a genre has a genre group associated with it, right? You could > use select_related [1] method when selecting all genres, so, when Django > executes the query, all the relation comes in only one query. > > [1] https://docs.djangoproject.com/en/1.3/ref/models/querysets/#django.db.models.query.QuerySet.select_related > That is all the improvement that I can see in your code, and I agree with > Tom, but I don't consider using select_related as a premature optimization, > I always use it. :)
That is what I would call the definition of premature optimization! If you always use it, there will be times when you join to tables/extract data from the DB that you do not need at that time. Cheers Tom -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to [email protected]. 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.
