public static int delete( DatabaseHelper databaseHelper, String columnvalue, String originalvalue) { RuntimeExceptionDao<system_messageVo, Integer> system_messageDao = databaseHelper.getSystem_messageDao(); DeleteBuilder<system_messageVo, Integer> deleteBuilder = system_messageDao.deleteBuilder(); try { // 判斷式 哪一欄 = 值 deleteBuilder.where().eq(columnvalue, originalvalue); return deleteBuilder.delete(); } catch (Exception e) { e.printStackTrace(); } return 0; }