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CAISE
2008
Springer
14 years 11 months ago
Round-Trip Engineering for Maintaining Conceptual-Relational Mappings
Conceptual-relational mappings between conceptual models and relational schemas have been used increasingly to achieve interoperability or overcome impedance mismatch in modern dat...
Yuan An, Xiaohua Hu, Il-Yeol Song
PVLDB
2008
167views more  PVLDB 2008»
14 years 9 months ago
Managing and querying transaction-time databases under schema evolution
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
Hyun Jin Moon, Carlo Curino, Alin Deutsch, Chien-Y...
PODS
2008
ACM
170views Database» more  PODS 2008»
15 years 10 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
ICDE
2008
IEEE
171views Database» more  ICDE 2008»
15 years 11 months ago
Usage-Based Schema Matching
Existing techniques for schema matching are classified as either schema-based, instance-based, or a combination of both. In this paper, we define a new class of techniques, called ...
Hazem Elmeleegy, Mourad Ouzzani, Ahmed K. Elmagarm...
VLDB
2007
ACM
117views Database» more  VLDB 2007»
15 years 10 months ago
XBenchMatch: a Benchmark for XML Schema Matching Tools
We present XBenchMatch, a benchmark which uses as input the result of a schema matching algorithm (set of mappings and/or an integrated schema) and generates statistics about the ...
Fabien Duchateau, Zohra Bellahsene, Ela Hunt