http://cramer.io/2010/05/30/scaling-threaded-comments-on-django-at-disqus/ http://cramer.io/2010/05/30/scaling-threaded-comments-on-dja... This is where recursi

http://cramer.io/2010/05/30/scaling-threaded-comments-on-django-at-disqus/ http://cramer.io/2010/05/30/scaling-threaded-comments-on-dja... This is where recursions is useful. For many scenarios adjacency list + recursive CTE scales better than any other hierarchy model.