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» Reusing relational sources for semantic information access
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LPNMR
2005
Springer
15 years 5 months ago
Data Integration: a Challenging ASP Application
Abstract. The paper presents INFOMIX a successful application of ASP technology to the domain of Data Integration. INFOMIX is a novel system which supports powerful information int...
Nicola Leone, Thomas Eiter, Wolfgang Faber, Michae...
DEBU
2010
138views more  DEBU 2010»
14 years 9 months ago
A Rule-Based Citation System for Structured and Evolving Datasets
We consider the requirements that a citation system must fulfill in order to cite structured and evolving data sets. Such a system must take into account variable granularity, con...
Peter Buneman, Gianmaria Silvello
PODS
2009
ACM
86views Database» more  PODS 2009»
16 years 9 days ago
Reverse data exchange: coping with nulls
An inverse of a schema mapping M is intended to "undo" what M does, thus providing a way to perform "reverse" data exchange. In recent years, three different f...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
106
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IIWAS
2004
15 years 1 months ago
Building the Architecture of A Statistics-Based Query Optimization Solution for Heterogeneous Mediators
Access to different and remote sources with heterogeneous formats is one of the most important challenges in Enterprise Information Integration. Even though there exists an increa...
Justo Hidalgo, Alberto Pan, José Losada, Ma...
DKE
1999
118views more  DKE 1999»
14 years 11 months ago
Designing Data Warehouses
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...
Dimitri Theodoratos, Timos K. Sellis