Data exchange and schema mappings in open and closed worlds

DOI10.1016/j.jcss.2010.04.010zbMath1215.68093OpenAlexW1964042427WikidataQ113871642 ScholiaQ113871642MaRDI QIDQ532371

Cristina Sirangelo, Leonid O. Libkin

Publication date: 4 May 2011

Published in: Journal of Computer and System Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jcss.2010.04.010

zbMATH Keywords

incomplete informationclosed world assumptiondata exchangeschema mappingsopen world assumption

Mathematics Subject Classification ID

Database theory (68P15) Semantics in the theory of computing (68Q55)

Related Items (6)

Knowledge base exchange: the case of OWL 2 QL ⋮ XML Schema Mappings ⋮ Unnamed Item ⋮ Solutions and query rewriting in data exchange ⋮ On simplification of schema mappings ⋮ Query languages for data exchange: beyond unions of conjunctive queries

Cites Work

• Unnamed Item
• Data exchange: semantics and query answering
• Data exchange: on the complexity of answering queries with inequalities
• On the representation and querying of sets of possible worlds
• The problem of incomplete information in relational databases
• Axiomatisation of functional dependencies in incomplete relations
• Arity and alternation in second-order logic
• Data exchange: getting to the core
• Functional dependencies and constraints on null values in database relations
• Incomplete Information in Relational Databases

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