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CL
2000
Springer
15 years 10 months ago
Querying Inconsistent Databases: Algorithms and Implementation
In this paper, an algorithm for obtaining consistent answers to queries posed to inconsistent relational databases is presented. The algorith is proven to be sound, terminating and...
Alexander Celle, Leopoldo E. Bertossi
PODS
1999
ACM
153views Database» more  PODS 1999»
15 years 10 months ago
Consistent Query Answers in Inconsistent Databases
In this paper we consider the problem of the logical characterization of the notion of consistent answer in a relational database that may violate given integrity constraints. Thi...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki
LICS
1994
IEEE
15 years 10 months ago
Higher-Order Narrowing
Higher-order narrowing is a general method for higher-order equational reasoning and serves for instance as the foundation for the integration of functional and logic programming. ...
Christian Prehofer
CLIMA
2010
15 years 7 months ago
Hypergraphs of Multiparty Secrets
The paper considers interdependencies between secrets in a multiparty system. Each secret is assumed to be known only to a certain fixed set of parties. These sets can be viewed as...
Sara Miner More, Pavel Naumov
IJCAI
2007
15 years 7 months ago
Progression of Situation Calculus Action Theories with Incomplete Information
In this paper, we propose a new progression mechanism for a restricted form of incomplete knowledge formulated as a basic action theory in the situation calculus. Specifically, w...
Stavros Vassos, Hector J. Levesque