A Global-to-Local Rewriting Querying Mechanism Using Semantic Mapping for XML Schema Integration

Kalpdrum Passi,Eric Chaudhry,Sanjay Madria ,Sourav S Bhowmick

doi:10.1007/978-3-540-30469-2_7

A Global-to-Local Rewriting Querying Mechanism Using Semantic Mapping for XML Schema Integration

Kalpdrum Passi, Eric Chaudhry + Show 2 more

https://doi.org/10.1007/978-3-540-30469-2_7

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Publication Date: Jan 1, 2004

Citations: 12

Affiliation: Laurentian University, Missouri University of Science and Technology, Nanyang Technological University

#Local Schemas #Local XML + Show 8 more

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Abstract

We have proposed a methodology for integrating local XML Schemas in [12]. An integrated global schema forms the basis for querying a set of local XML documents. In this paper, we discuss various strategies for rewriting the global query over the global schema into the sub-queries over local schemas. Their respective local schemas validate the sub-queries over the local XML documents. This requires the identification and use of mapping rules and relationships between the local schemas

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