/** massmailID 에 해당하는 ez_massmail_targetstatistics를 삭제후 인서트 한다. */
 public int insertAfterdeleteTargetStatistic(int massmailID, int scheduleID) {
   int result = 0;
   TransactionStatus status =
       getTransactionManager()
           .getTransaction(getDefinition(TransactionDefinition.ISOLATION_READ_COMMITTED, false));
   try {
     result = massmailStatisticDAO.deleteTargetStatistic(massmailID, scheduleID);
     result = massmailStatisticDAO.insertTargetStatistic(massmailID, scheduleID);
     getTransactionManager().commit(status);
   } catch (Exception e) {
     getTransactionManager().rollback(status);
     logger.error(e);
     result = 0;
   }
   return result;
 }