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» Schema mapping discovery from data instances
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SEMWEB
2009
Springer
15 years 4 months ago
Results of GeRoMeSuite for OAEI 2009
GeRoMeSuite is a generic model management system which provides several functions for managing complex data models, such as schema integration, definition and execution of schema ...
Christoph Quix, Sandra Geisler, David Kensche, Xia...
PODS
2008
ACM
152views Database» more  PODS 2008»
15 years 9 months ago
Towards a theory of schema-mapping optimization
A schema mapping is a high-level specification that describes the relationship between two database schemas. As schema mappings constitute the essential building blocks of data ex...
Ronald Fagin, Phokion G. Kolaitis, Alan Nash, Luci...
96
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WWW
2007
ACM
15 years 10 months ago
XML-based XML schema access
ma's abstract data model consists of components, which are the structures that eventually define a schema as a whole. XML Schema's XML syntax, on the other hand, is not ...
Erik Wilde, Felix Michel
SIGMOD
2004
ACM
163views Database» more  SIGMOD 2004»
15 years 9 months ago
Constraint-Based XML Query Rewriting For Data Integration
We study the problem of answering queries through a target schema, given a set of mappings between one or more source schemas and this target schema, and given that the data is at...
Cong Yu, Lucian Popa
PODS
2008
ACM
155views Database» more  PODS 2008»
15 years 9 months ago
The recovery of a schema mapping: bringing exchanged data back
A schema mapping is a specification that describes how data from a source schema is to be mapped to a target schema. Once the data has been transferred from the source to the targ...
Marcelo Arenas, Jorge Pérez, Cristian River...