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DASFAA
2008
IEEE
115views Database» more  DASFAA 2008»
15 years 4 months ago
An Optimized Two-Step Solution for Updating XML Views
View updating is a long standing difficult problem. Given a view defined over base data sources and a view update, there are several different updates over the base data sources,...
Ling Wang, Ming Jiang 0003, Elke A. Rundensteiner,...
PVLDB
2010
83views more  PVLDB 2010»
14 years 8 months ago
Updatable and Evolvable Transforms for Virtual Databases
Applications typically have some local understanding of a database schema, a virtual database that may differ significantly from the actual schema of the data where it is stored...
James F. Terwilliger, Lois M. L. Delcambre, David ...
CIKM
2011
Springer
13 years 9 months ago
Tractable XML data exchange via relations
We consider data exchange for XML documents: given source and target schemas, a mapping between them, and a document conforming to the source schema, construct a target document a...
Rada Chirkova, Leonid Libkin, Juan L. Reutter
PODS
2007
ACM
142views Database» more  PODS 2007»
15 years 9 months ago
Quasi-inverses of schema mappings
Schema mappings are high-level specifications that describe the relationship between two database schemas. Two operators on schema mappings, namely the composition operator and th...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
DEXA
2005
Springer
138views Database» more  DEXA 2005»
15 years 3 months ago
Evolving XML Schemas and Documents Using UML Class Diagrams
The widespread use of XML brings new challenges for its integration into general software development processes. In particular, it is necessary to keep the consistency between di...
Eladio Domínguez, Jorge Lloret, Angel Luis ...