Prefetch the blog images on the landing page so we make fewer queries

Author: haydngreatnews

Diff for: cdhweb/blog/models.py

@@ -258,6 +258,8 @@ def get_context(self, request, year=None, month=None):
         else:
             posts = self.get_latest_posts()
 
+        posts = posts.prefetch_related("image", "image__renditions")
+
         page_number = request.GET.get("page") or 1
         paginator = Paginator(posts, self.page_size)
         page = paginator.page(page_number)