public void initialize() throws RdbmsException {
   try {
     load();
   } catch (SQLException e) {
     throw new RdbmsException(e);
   }
 }
 public void clearPrefixes() throws RdbmsException {
   try {
     table.clearPrefixes();
     load();
   } catch (SQLException e) {
     throw new RdbmsException(e);
   }
 }