@Override
 public void update(Smema entity) {
   DBUtil.edit(entity.toObjects(), entity.getId(), params, dbName);
 }
 @Override
 public void delete(Smema entity) {
   DBUtil.remove(entity.getId(), dbName);
 }
 @Override
 public void persist(Smema entity) {
   DBUtil.create(entity.toObjects(), params, dbName);
 }