20 search results - page 3 / 4 » Disjunctive Databases for Representing Repairs |
DKE
2010
13 years 5 months ago
2010
We describe the Consistency Extractor System (ConsEx) that computes consistent answers to Datalog queries with negation posed to relational databases that may be inconsistent with...
EDBTW
2006
Springer
13 years 9 months ago
2006
Springer
We consider the problem of querying XML documents which are not valid with respect to given DTDs. We propose a framework for measuring the invalidity of XML documents and compactly...
PODS
1995
ACM
13 years 8 months ago
1995
ACM
Databases are often incomplete because of the presence of disjunctive information, due to con icts, partial knowledge and other reasons. Queries against such databases often ask q...
DEXAW
2003
IEEE
13 years 10 months ago
2003
IEEE
We integrate ontology languages and logic programming (LP) by extending disjunctive logic programs (DLPs) and their semantics in order to support inverses and an infinite univers...
KBSE
2007
IEEE
13 years 11 months ago
2007
IEEE
Programmers have long used assertions to characterize properties of code. An assertion violation signals a corruption in the program state. At such a state, it is standard to term...