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TOCL
2008
86views more  TOCL 2008»
14 years 9 months ago
Conjunctive query containment and answering under description logic constraints
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
DKE
2007
136views more  DKE 2007»
14 years 9 months ago
Deciding XPath containment with MSO
XPath is the standard language for addressing parts of an XML document. We present a sound and complete decision procedure for containment of XPath queries. The considered XPath f...
Pierre Genevès, Nabil Layaïda
63
Voted
WWW
2005
ACM
15 years 10 months ago
XQuery containment in presence of variable binding dependencies
Semantic caching is an important technology for improving the response time of future user queries specified over remote servers. This paper deals with the fundamental query conta...
Li Chen, Elke A. Rundensteiner
WISE
2002
Springer
15 years 2 months ago
Optimized Translation of XPath into Algebraic Expressions Parameterized by Programs Containing Navigational Primitives
We propose a new approach for the efficient evaluation of XPath expressions. This is important, since XPath is not only used as a simple, stand-alone query language, but is also ...
Sven Helmer, Carl-Christian Kanne, Guido Moerkotte
184
Voted
ICDE
2003
IEEE
120views Database» more  ICDE 2003»
15 years 11 months ago
PBiTree Coding and Efficient Processing of Containment Joins
This paper addresses issues related to containment join processing in tree-structured data such as XML documents. A containment join takes two sets of XML node elements as input a...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...