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» Schema mappings, data exchange, and metadata management
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2002
IEEE
14 years 9 months ago
Open Metadata Formats: Efficient XML-Based Communication for High Performance Computing
High-performance computing faces considerable change as the Internet and the Grid mature. Applications that once were tightly-coupled and monolithic are now decentralized, with co...
Patrick Widener, Greg Eisenhauer, Karsten Schwan, ...
ICDE
2009
IEEE
126views Database» more  ICDE 2009»
15 years 11 months ago
Aggregate Query Answering under Uncertain Schema Mappings
Recent interest in managing uncertainty in data
Avigdor Gal, Maria Vanina Martinez, Gerardo I. Sim...
83
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PODS
2005
ACM
130views Database» more  PODS 2005»
15 years 9 months ago
Composition of mappings given by embedded dependencies
Composition of mappings between schemas is essential to support schema evolution, data exchange, data integration, and other data management tasks. In many applications, mappings ...
Alan Nash, Philip A. Bernstein, Sergey Melnik
ISTA
2004
14 years 11 months ago
A Data Transformation Method Based on Schema Mapping
: Schema mapping is an important approach to solve the problem of data integration. This paper introduces a research prototype called SDE, which is a system for managing and facili...
You Li, Dongbo Liu, Weiming Zhang
119
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WWW
2002
ACM
15 years 10 months ago
RQL: a declarative query language for RDF
Real-scale Semantic Web applications, such as Knowledge Portals and E-Marketplaces, require the managementof large volumes of metadata, i.e., information describing the available ...
Gregory Karvounarakis, Sofia Alexaki, Vassilis Chr...