String valueContainerAlgorithm, ODocument metadata) throws OConfigurationException {
if (valueContainerAlgorithm == null)
valueContainerAlgorithm = ODefaultIndexFactory.NONE_VALUE_CONTAINER;
OStorage storage = database.getStorage();
OIndexEngine indexEngine;
Boolean durableInNonTxMode;
Object durable = null;
ODurablePage.TrackMode trackMode = null;