Patent ID: 6856992

Claim:
A digital data processing method comprising transforming any of marketing e-commerce and transactional data from a plurality of databases into resource description framework (RDF) triples, where at least two of the databases are of disparate variety, where each triple includes a subject, an object, and a predicate, and where each predicate comprises a uniform resource identification (URI) such that related data from the plurality of databases is represented by URI's in a hierarchical ordering, storing the triples in a data store, and storing expiry data with at least selected ones of the triples, responding to a search performed against the data store, if data requested is not stored in the data store, by applying a query to one or more of the plurality of databases to obtain the requested data, responding to such a search, if the data is stored in the data store and is associated with expiry information indicating that the requested data may have expired, by returning the requested data with a reduced confidence factor.