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» XQuery!: An XML Query Language with Side Effects
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EDBT
2002
ACM
92views Database» more  EDBT 2002»
14 years 7 months ago
XQuery by the Book: The IPSI XQuery Demonstrator
The IPSI XQuery Demonstrator (IPSI-XQ) implements the XQuery surface syntax, its mapping to the XQuery Core Language, and the static and dynamic semantics of XQuery Core "by t...
Peter Fankhauser, Tobias Groh, Sven Overhage
SAC
2008
ACM
13 years 6 months ago
Embedding SPARQL into XQuery/XSLT
The tree-based languages XQuery and XSLT for XML are widely supported. Many tools do not yet support the new RDF graph query language SPARQL. We propose to embed SPARQL subqueries...
Sven Groppe, Jinghua Groppe, Volker Linnemann, Dir...
DEXAW
2007
IEEE
124views Database» more  DEXAW 2007»
13 years 11 months ago
XML Query Optimisation: Specify your Selectivity
The problem of efficiently evaluating XPath and XQuery queries has become increasingly significant since more and more XML data is stored in its native form. We propose a novel op...
Sven Hartmann, Sebastian Link
SIGMOD
2007
ACM
122views Database» more  SIGMOD 2007»
14 years 7 months ago
XQuery layers
XML is the data interoperability standard in many application domains. Therefore, an increasing number of researchers and professionals, who are not computer scientists (although ...
Daniele Braga, Alessandro Campi, Stefano Ceri, Pao...
SIGMOD
2001
ACM
93views Database» more  SIGMOD 2001»
14 years 7 months ago
XQuery Formal Semantics: State and Challenges
The XQuery formalization is an ongoing effort of the W3C XML Query working group to define a precise formal semantics for XQuery. This paper briefly introduces the current state o...
Peter Fankhauser