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Time to Leave the Trees: From Syntactic to Conceptual Querying of XML

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XML-Based Data Management and Multimedia Engineering — EDBT 2002 Workshops (EDBT 2002)

Part of the book series: Lecture Notes in Computer Science ((LNCS,volume 2490))

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Abstract

Current XML query languages operate on XML instances only but ignore valuable conceptual level information that is “buried” inside complex XML Schema documents. For example, XPath queries are evaluated against XML documents based on element names (tags) and their syntactic nesting structure, ignoring the element types and other conceptual level information that is declared in separate XML schemas. We propose an extension to XML query languages for conceptual querying of XML, based on an underlying abstract model of XML Schema (MXS). We show that this approach offers the user new and often more adequate high-level query capabilities beyond the traditional purely syntactic approach of querying XML trees.

Research supported by DOE SciDAC/SDM DE-FC02-01ER25486, NIH BIRN-CC 3 P41 RR08605-08S1, NSF NPACI ACI-9619020 (NARA suppl.), NSF NSDL/UCAR Subaward S02-36645, NSF I2T EIA9983510

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© 2002 Springer-Verlag Berlin Heidelberg

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Ludäscher, B., Altintas, I., Gupta, A. (2002). Time to Leave the Trees: From Syntactic to Conceptual Querying of XML. In: Chaudhri, A.B., Unland, R., Djeraba, C., Lindner, W. (eds) XML-Based Data Management and Multimedia Engineering — EDBT 2002 Workshops. EDBT 2002. Lecture Notes in Computer Science, vol 2490. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-36128-6_9

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  • DOI: https://doi.org/10.1007/3-540-36128-6_9

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  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-540-00130-0

  • Online ISBN: 978-3-540-36128-2

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