code: @Override
  	public Iterable<T> findAllById(final Iterable<ID> ids) {
  		return arangoOperations.find(ids, domainClass);
  	}
docs: Finds all documents with the an id or key in the argument
  
  @param ids
  an iterable with ids/keys of documents to get
  @return an iterable with documents in the collection which have a id/key in the argument