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» Declarative Data Fusion - Syntax, Semantics, and Implementat...
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VLDB
2007
ACM
94views Database» more  VLDB 2007»
13 years 12 months ago
iTrails: Pay-as-you-go Information Integration in Dataspaces
Dataspace management has been recently identified as a new agenda for information management [17, 22] and information integration [23]. In sharp contrast to standard information ...
Marcos Antonio Vaz Salles, Jens-Peter Dittrich, Sh...
CORR
2002
Springer
187views Education» more  CORR 2002»
13 years 5 months ago
Answer Sets for Consistent Query Answering in Inconsistent Databases
A relational database is inconsistent if it does not satisfy a given set of integrity constraints. Nevertheless, it is likely that most of the data in it is consistent with the co...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki
EDBT
2002
ACM
145views Database» more  EDBT 2002»
14 years 5 months ago
Incremental Maintenance of Schema-Restructuring Views
An important issue in data integration is the integration of semantically equivalent but schematically heterogeneous data sources. Declarative mechanisms supporting powerful source...
Andreas Koeller, Elke A. Rundensteiner
TLDI
2003
ACM
135views Formal Methods» more  TLDI 2003»
13 years 11 months ago
Typed compilation of recursive datatypes
Standard ML employs an opaque (or generative) semantics of datatypes, in which every datatype declaration produces a new type that is different from any other type, including othe...
Joseph Vanderwaart, Derek Dreyer, Leaf Petersen, K...
WWW
2004
ACM
14 years 6 months ago
Ontological representation of learning objects: building interoperable vocabulary and structures
The ontological representation of learning objects is a way to deal with the interoperability and reusability of learning objects (including metadata) through providing a semantic...
Jian Qin, Naybell Hernández