Semantic query mechanism on peer to peér XML-based information systems
Min Jiang, Yi Huang, Jinguang Gu, HE Guiming · Wuhan University Journal of Natural Sciences · 2006
To enable accessing web information at semantic level, this paper develops a semantic query rewriting mechanism on peer to peer XISs with complex ontology mapping technology. It discusses the patterns of complex ontology mappings at first, and the ontology-based query, mechanism in peer to peer environment. The extension of XML query algebra and XML query rewriting mechanism are dissussed in detail.