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» Visualizing the robustness of query execution
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ECAI
2004
Springer
13 years 9 months ago
An Ontology Based Visual Tool for Query Formulation Support
In this paper we describe the principles of the design and development of an intelligent query interface, done in the context of the SEWASIE (SEmantic Webs and AgentS in Integrated...
Tiziana Catarci, Paolo Dongilli, Tania Di Mascio, ...
EDBT
2010
ACM
189views Database» more  EDBT 2010»
13 years 9 months ago
Efficient physical operators for cost-based XPath execution
The creation of a generic and modular query optimization and processing infrastructure can provide significant benefits to XML data management. Key pieces of such an infrastructur...
Haris Georgiadis, Minas Charalambides, Vasilis Vas...
EDBT
2008
ACM
118views Database» more  EDBT 2008»
14 years 4 months ago
Robustness in automatic physical database design
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...
Kareem El Gebaly, Ashraf Aboulnaga
CIKM
2009
Springer
13 years 11 months ago
Reducing the risk of query expansion via robust constrained optimization
We introduce a new theoretical derivation, evaluation methods, and extensive empirical analysis for an automatic query expansion framework in which model estimation is cast as a r...
Kevyn Collins-Thompson
ECLIPSE
2007
ACM
13 years 8 months ago
Declarative and visual debugging in Eclipse
We present a declarative and visual debugging environment for Eclipse called JIVE.1 Traditional debugging is procedural in that a programmer must proceed step-by-step and objectby...
Jeffrey K. Czyz, Bharat Jayaraman