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» Filling the gap between data federation and data integration
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ICDE
2003
IEEE
139views Database» more  ICDE 2003»
14 years 8 months ago
Super-Fast XML Wrapper Generation in DB2: A Demonstration
The XML Wrapper is a new feature of the federated database capabilities of DB2/UDB v8. It enables users and applications to issue SQL queries against XML data from a variety of so...
Vanja Josifovski, Sabine Massmann, Felix Naumann
SDM
2008
SIAM
140views Data Mining» more  SDM 2008»
13 years 9 months ago
Creating a Cluster Hierarchy under Constraints of a Partially Known Hierarchy
Although clustering under constraints is a current research topic, a hierarchical setting, in which a hierarchy of clusters is the goal, is usually not considered. This paper trie...
Korinna Bade, Andreas Nürnberger
TC
1998
13 years 8 months ago
Propagating Integrity Information among Interrelated Databases
Data integrity policies often require that quality and integrity metadata be generated and communicated to potential users. However, in data warehouses, federations, and other mul...
Arnon Rosenthal, Edward Sciore
HICSS
2009
IEEE
99views Biometrics» more  HICSS 2009»
14 years 2 months ago
Local-Global: Reconciling Mismatched Ontologies in Development Information Systems
This paper extends pre-existing digital divide conceptualizations to further investigate the important issue of mismatches between the ontologies of state-created information syst...
Jessica Seddon Wallack, Ramesh Srinivasan
ADBIS
2005
Springer
147views Database» more  ADBIS 2005»
14 years 1 months ago
Declarative Data Fusion - Syntax, Semantics, and Implementation
In today’s integrating information systems data fusion, i.e., the merging of multiple tuples about the same real-world object into a single tuple, is left to ETL tools and other ...
Jens Bleiholder, Felix Naumann