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» Schema mappings, data exchange, and metadata management
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SIGMOD
2004
ACM
115views Database» more  SIGMOD 2004»
15 years 9 months ago
Kanata: Adaptation and Evolution in Data Sharing Systems
In Toronto's Kanata project, we are investigating the integration and exchange of data and metadata in dynamic, autonomous environments. Our focus is on the development and m...
Periklis Andritsos, Ariel Fuxman, Anastasios Kemen...
ISTA
2008
14 years 11 months ago
Foundational Data Modeling and Schema Transformations for XML Data Engineering
As XML data storage and interchange become ubiquitous, analysts and data engineers increasingly need tools to model their data and map it to XML schemas and to reverse engineer XML...
Reema Al-Kamha, David W. Embley, Stephen W. Liddle
SUM
2007
Springer
15 years 3 months ago
Managing Uncertainty in Schema Matcher Ensembles
Schema matching is the task of matching between concepts describing the meaning of data in various heterogeneous, distributed data sources. With many heuristics to choose from, sev...
Anan Marie, Avigdor Gal
PODS
2008
ACM
170views Database» more  PODS 2008»
15 years 9 months ago
Answering aggregate queries in data exchange
Data exchange, also known as data translation, has been extensively investigated in recent years. One main direction of research has focused on the semantics and the complexity of...
Foto N. Afrati, Phokion G. Kolaitis
PODS
2010
ACM
242views Database» more  PODS 2010»
15 years 2 months ago
Certain answers for XML queries
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
Claire David, Leonid Libkin, Filip Murlak