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» On the minimization of XPath queries
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ICDE
2005
IEEE
101views Database» more  ICDE 2005»
15 years 5 months ago
Optimization of Nested XQuery Expressions with Orderby Clauses
— XQuery, the defacto XML query language, is a functional language with operational semantics, which precludes the direct application of classical query optimization techniques. ...
Song Wang, Elke A. Rundensteiner, Murali Mani
DATESO
2004
80views Database» more  DATESO 2004»
15 years 1 months ago
Storing XML Data In a Native Repository
This paper is concerned with storing XML data in a native repository suitable for querying with modern languages such as XPath or XQuery. It contains a description of the experimen...
Kamil Toman
LICS
2002
IEEE
15 years 4 months ago
Monadic Queries over Tree-Structured Data
Monadic query languages over trees currently receive considerable interest in the database community, as the problem of selecting nodes from a tree is the most basic and widesprea...
Georg Gottlob, Christoph Koch
ICDT
2010
ACM
259views Database» more  ICDT 2010»
15 years 9 months ago
Forward-XPath and extended register automata on data-trees
We consider a fragment of XPath named `forward-XPath', which contains all descendant and rightwards sibling axes as well as data equality and inequality tests. The satisfiabi...
Diego Figueira
WEBDB
2009
Springer
185views Database» more  WEBDB 2009»
15 years 6 months ago
Efficient and Scalable Sequence-Based XML Filtering
The ubiquitous adoption of XML as the standard of data exchange over the web has led to increased interest in building efficient and scalable XML publish-subscribe (pub-sub) syste...
Mariam Salloum, Vassilis J. Tsotras