Here are some documents!

  * Database - jpg - http://wiki.php.net/_media/issuetracker/docs/db_latest.jpg
  * Database - pdf - http://wiki.php.net/_media/issuetracker/docs/db_latest.pdf
  * UML - jpeg - http://wiki.php.net/_media/issuetracker/docs/la_uml.jpeg - Latest: http://www.gliffy.com/publish/1451717