db4o schema changes

1  IStoredClass[] sc = db.Ext().StoredClasses();
2         
3            foreach (IStoredClass c in sc)
4            {
5                 if (c.GetName== "Xunmei.UniOne.Alarm.AreaInfo, AlarmAPI")
6                  c.Rename("Xunmei.UniOne.Alarm.AreaConfig, AlarmAPI");
7