private void addIndex(Partition partition, String... attrs) {
		// Index some attributes on the apache partition
		HashSet<Index<?, ServerEntry>> indexedAttributes = new HashSet<Index<?, ServerEntry>>();

		for (String attribute : attrs) {
			indexedAttributes
					.add(new JdbmIndex<String, ServerEntry>(attribute));
		}

		((JdbmPartition) partition).setIndexedAttributes(indexedAttributes);
	}