A method and apparatus for virtual data integration in a database management system, specifically for providing multidatabase query and retrieval capability, where queries are generated at a user interface and passed to one of a plurality of databases. An organization engine (OE) is coupled to the user...http://www.google.fr/patents/US5506984?utm_source=gb-gplus-shareBrevet US5506984 - Method and system for data retrieval in a distributed system using linked location references on a plurality of nodes
Method and system for data retrieval in a distributed system using linked ...