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DEXA
2005
Springer
117views Database» more  DEXA 2005»
14 years 1 months ago
Efficient Processing of Ordered XML Twig Pattern
Finding all the occurrences of a twig pattern in an XML database is a core operation for efficient evaluation of XML queries. Holistic twig join algorithm has showed its superiorit...
Jiaheng Lu, Tok Wang Ling, Tian Yu, Changqing Li, ...
SIGMOD
2005
ACM
155views Database» more  SIGMOD 2005»
14 years 8 months ago
On Boosting Holism in XML Twig Pattern Matching using Structural Indexing Techniques
Searching for all occurrences of a twig pattern in an XML document is an important operation in XML query processing. Recently a holistic method TwigStack [2] has been proposed. T...
Ting Chen, Jiaheng Lu, Tok Wang Ling
SBBD
2003
101views Database» more  SBBD 2003»
13 years 9 months ago
Cherry Picking: A Semantic Query Processing Strategy for the Evaluation of Expensive Predicates
A common requirement of many scientific applications is the ability to process queries involving expensive predicates corresponding to user programs. Optimizing such queries is ha...
Fabio Porto, Eduardo Sany Laber, Patrick Valduriez
DASFAA
2007
IEEE
205views Database» more  DASFAA 2007»
13 years 11 months ago
Efficient Support for Ordered XPath Processing in Tree-Unaware Commercial Relational Databases
Abstract. In this paper, we present a novel ordered XPATH evaluation in treeunaware RDBMS. The novelties of our approach lies in the followings. (a) We propose a novel XML storage ...
Boon-Siew Seah, Klarinda G. Widjanarko, Sourav S. ...
DOCENG
2004
ACM
14 years 1 months ago
Logic-based XPath optimization
XPath [16] was introduced by the W3C as a standard language for specifying node selection, matching conditions, and for computing values from an XML document. XPath is now used in...
Pierre Genevès, Jean-Yves Vion-Dury