text: -- Keeping track of when users unfollow another user for analytics
  
  DELIMITER $$
  
  CREATE TRIGGER capture_unfollow
  	AFTER DELETE ON follows for EACH ROW
      BEGIN
  			INSERT INTO unfollows(unfollower_id, unfollowee_id)
              VALUES (OLD.follower_id,OLD.followee_id);
      END;
  $$
  DELIMITER ;
  