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» An Approach to Integrating Query Refinement in SQL
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SAC
2006
ACM
14 years 20 days ago
Ontology-based integration for relational databases
In this paper, we show that representation and reasoning techniques used in traditional knowledge engineering and the emerging Semantic Web can play an important role for heteroge...
Dejing Dou, Paea LePendu
SIGMOD
2003
ACM
150views Database» more  SIGMOD 2003»
14 years 6 months ago
Capturing both Types and Constraints in Data Integration
We propose a framework for integrating data from multiple relational sources into an XML document that both conforms to a given DTD and satisfies predefined XML constraints. The f...
Michael Benedikt, Chee Yong Chan, Wenfei Fan, Juli...
ICDE
2010
IEEE
202views Database» more  ICDE 2010»
14 years 6 months ago
Generating code for holistic query evaluation
We present the application of customized code generation to database query evaluation. The idea is to use a collection of highly efficient code templates and dynamically instantiat...
Konstantinos Krikellas, Marcelo Cintra, Stratis Vi...
WEBDB
1999
Springer
131views Database» more  WEBDB 1999»
13 years 11 months ago
Adapter Generation for Extracting and Querying Data from Web
Accessing and integrating data from heterogeneous sources has become a significant challenge. So-called adapters provide the functionality for translating SQL queries into querie...
Kai-Uwe Sattler, Michael Höding
WWW
2008
ACM
14 years 7 months ago
Automatically refining the wikipedia infobox ontology
The combined efforts of human volunteers have recently extracted numerous facts from Wikipedia, storing them as machine-harvestable object-attribute-value triples in Wikipedia inf...
Fei Wu, Daniel S. Weld