Everybody tells that it is very good practice to use get_absolute_url in templates. But in my case it causes lots of the same queries to the database on the single page. Here is structure of urls I have to develop (I can't change it because the customer has already working web-site, and Google is not going to like it if I change urls) - mysite/category/subcategory/product_slug.html Here is the code of url patterns:Everybody tells that it is very good practice t