public CloseableIterable<T> get(final String key, final Object iValue) {
final String keyTemp = key + SEPARATOR + iValue;
Collection<OIdentifiable> records = (Collection<OIdentifiable>) underlying.get(keyTemp);
if (records == null || records.isEmpty())
return new WrappingCloseableIterable(Collections.emptySet());
return new OrientElementIterable<T>(graph, records);
}