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INEX
2004
Springer
14 years 2 months ago
Hybrid XML Retrieval Revisited
Abstract. The widespread adoption of XML necessitates structureaware systems that can effectively retrieve information from XML document collections. This paper reports on the par...
Jovan Pehcevski, James A. Thom, Seyed M. M. Tahagh...
IJCAI
2003
13 years 10 months ago
Querying Distributed Data through Distributed Ontologies: A Simple but Scalable Approach
In this paper, we define a simple but scalable framework for peer-to-peer data sharing systems, in which the problem of answering queries over a network of semantically related p...
François Goasdoué, Marie-Christine R...
DLOG
2011
13 years 5 days ago
The Complexity of Conjunctive Query Abduction in DL-Lite
In order to meet usability requirements, most logic-based applications provide explanation facilities for reasoning services. This holds also for DLs, where research focused on the...
Diego Calvanese, Magdalena Ortiz, Mantas Simkus, G...
IS
2008
13 years 8 months ago
Efficient memory representation of XML document trees
Implementations that load XML documents and give access to them via, e.g., the DOM, suffer from huge memory demands: the space needed to load an XML document is usually many times...
Giorgio Busatto, Markus Lohrey, Sebastian Maneth
VLDB
2005
ACM
175views Database» more  VLDB 2005»
14 years 2 months ago
Query Translation from XPath to SQL in the Presence of Recursive DTDs
The interaction between recursion in XPATH and recursion in DTDs makes it challenging to answer XPATH queries on XML data that is stored in an RDBMS via schema-based shredding. We...
Wenfei Fan, Jeffrey Xu Yu, Hongjun Lu, Jianhua Lu,...