text: DROP TABLE IF EXISTS tracks_persistent;
  
  ALTER TABLE tracks ADD rating tinyint(1) unsigned AFTER drm;
  ALTER TABLE tracks ADD INDEX trackRatingIndex (rating);
  
  ALTER TABLE tracks ADD playCount int(10) unsigned AFTER disc;
  ALTER TABLE tracks ADD INDEX trackPlayCountIndex (playCount);
  
  ALTER TABLE tracks ADD lastPlayed int(10) unsigned AFTER playCount;
  ALTER TABLE tracks ADD INDEX trackLastPlayedIndex (lastPlayed);
  
  