public UserFacebookCollection FetchAll()
 {
     UserFacebookCollection coll = new UserFacebookCollection();
     Query qry = new Query(UserFacebook.Schema);
     coll.LoadAndCloseReader(qry.ExecuteReader());
     return coll;
 }
 public UserFacebookCollection FetchByQuery(Query qry)
 {
     UserFacebookCollection coll = new UserFacebookCollection();
     coll.LoadAndCloseReader(qry.ExecuteReader());
     return coll;
 }
 public UserFacebookCollection FetchByID(object UserKey)
 {
     UserFacebookCollection coll = new UserFacebookCollection().Where("user_key", UserKey).Load();
     return coll;
 }