Semantic Query Planning Mechanism on XML Based Web Information Systems

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Jinguang Gu, Bo Hu, Yi Zhou

Published: 01 Jan 2006, Last Modified: 20 May 2025WISE Workshops 2006EveryoneRevisionsBibTeXCC BY-SA 4.0
Abstract: To enable accessing web information at semantic level, this paper develops a semantic query planning mechanism on XML based web information system with complex ontology mapping technology. It discusses the patterns of complex ontology mappings at first, and then the ontology-based query planning in Mediator-Wrapper based environment with GAV style querying request. The extension of XML query algebra and XML query planning algorithm are discussed in detail.