code: private J2EETransactionImpl newInternTransaction()
      {
          if (log.isDebugEnabled()) log.debug("obtain new intern odmg-transaction");
          J2EETransactionImpl tx = new J2EETransactionImpl(this);
          try
          {
              getConfigurator().configure(tx);
          }
          catch (ConfigurationException e)
          {
              throw new OJBRuntimeException("Cannot create new intern odmg transaction", e);
          }
          return tx;
      }
docs: Returns a new intern odmg-transaction for the current database.