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TKDE
2012
253views Formal Methods» more  TKDE 2012»
6 years 12 months ago
Adding Temporal Constraints to XML Schema
—If past versions of XML documents are retained, what of the various integrity constraints defined in XML Schema on those documents? This paper describes how to interpret such c...
Faiz Currim, Sabah Currim, Curtis E. Dyreson, Rich...
ICDT
2012
ACM
251views Database» more  ICDT 2012»
6 years 12 months ago
Computing universal models under guarded TGDs
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
André Hernich
SIGMOD
2011
ACM
205views Database» more  SIGMOD 2011»
8 years 8 days ago
Interaction between record matching and data repairing
Central to a data cleaning system are record matching and data repairing. Matching aims to identify tuples that refer to the same real-world object, and repairing is to make a dat...
Wenfei Fan, Jianzhong Li, Shuai Ma, Nan Tang, Weny...
DLOG
2011
8 years 29 days ago
Integrity Constraints for Linked Data
Linked Data makes one central addition to the Semantic Web principles: all entity URIs should be dereferenceable to provide an authoritative RDF representation. URIs in a linked da...
Alan Jeffrey, Peter F. Patel-Schneider
PVLDB
2010
128views more  PVLDB 2010»
8 years 7 months ago
Update Rewriting and Integrity Constraint Maintenance in a Schema Evolution Support System: PRISM++
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...
PVLDB
2010
151views more  PVLDB 2010»
8 years 7 months ago
Advanced Processing for Ontological Queries
Ontology-based data access is a powerful form of extending database technology, where a classical extensional database (EDB) is enhanced by an ontology that generates new intensio...
Andrea Calì, Georg Gottlob, Andreas Pieris
PVLDB
2008
106views more  PVLDB 2008»
8 years 8 months ago
A revival of integrity constraints for data cleaning
Integrity constraints, a.k.a. data dependencies, are being widely used for improving the quality of schema. Recently constraints have enjoyed a revival for improving the quality o...
Wenfei Fan, Floris Geerts, Xibei Jia
ICLP
2010
Springer
8 years 8 months ago
Runtime Addition of Integrity Constraints in an Abductive Proof Procedure
Abductive Logic Programming is a computationally founded representation of abductive reasoning. In most ALP frameworks, integrity constraints express domainspecific logical relati...
Marco Alberti, Marco Gavanelli, Evelina Lamma
CORR
2010
Springer
157views Education» more  CORR 2010»
8 years 8 months ago
Active Integrity Constraints and Revision Programming
We study active integrity constraints and revision programming, two formalisms designed to describe integrity constraints on databases and to specify policies on preferred ways to...
Luciano Caroprese, Miroslaw Truszczynski
JIIS
2002
85views more  JIIS 2002»
8 years 9 months ago
Hypothetical Temporal Reasoning in Databases
In this paper we integrate a history
Marcelo Arenas, Leopoldo E. Bertossi
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