At DrupalSouth 2010 (Wellington) after LCA2010, Peter and I implemented a Drupal module as a practical example of how the OQGRAPH engine can be used to enable social networking trickery in any website. The friendlist_graph module (available from GitHub) extends friendlist, which implements basic functionality of friends (2-way) and fans (1-way) for Drupal users.
The friendlist_graph module transposes the friendlist data using an OQGRAPH table, allowing you to query it in new and interesting ways. By adding some extra Drupal
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