Sciweavers

281 search results - page 7 / 57
» Querying the Guarded Fragment
Sort
View
100
Voted
BXML
2003
14 years 11 months ago
Querying transformed XML documents: Determining a sufficient fragment of the original document
Large XML documents which are stored in an XML database can be transformed further by an XSL processor using an XSLT stylesheet. In order to answer an XPath query based on the tran...
Sven Groppe, Stefan Böttcher
AAAI
2006
14 years 11 months ago
Compilation of Query-Rewriting Problems into Tractable Fragments of Propositional Logic
We consider the problem of rewriting a query efficiently using materialized views. In the context of information integration, this problem has received significant attention in th...
Yolifé Arvelo, Blai Bonet, Maria-Esther Vid...
ICDT
2007
ACM
158views Database» more  ICDT 2007»
15 years 4 months ago
Coupling Fragments of XPath with XML Indexing and Query Decomposition
Abstract. Recent studies have proposed structural summary techniques for pathquery evaluation on semi-structured data sources. One major line of this research
George H. L. Fletcher, Dirk Van Gucht, Yuqing Wu, ...
SEMWEB
2007
Springer
15 years 4 months ago
Conjunctive Queries for a Tractable Fragment of OWL 1.1
Markus Krötzsch, Sebastian Rudolph, Pascal Hi...
CORR
2010
Springer
58views Education» more  CORR 2010»
14 years 10 months ago
Verifying Recursive Active Documents with Positive Data Tree Rewriting
This paper considers a tree-rewriting framework for modeling documents evolving through service calls. We focus on the automatic verification of properties of documents that may c...
Blaise Genest, Anca Muscholl, Zhilin Wu