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CIKM
2004
Springer
13 years 8 months ago
Computing consistent query answers using conflict hypergraphs
Jan Chomicki, Jerzy Marcinkowski, Slawomir Stawork...
DKE
2010
167views more  DKE 2010»
13 years 5 months ago
The consistency extractor system: Answer set programs for consistent query answering in databases
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...
Mónica Caniupán Marileo, Leopoldo E....
CORR
2002
Springer
187views Education» more  CORR 2002»
13 years 4 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
EDBTW
2006
Springer
13 years 8 months ago
Preference-Driven Querying of Inconsistent Relational Databases
One of the goals of cleaning an inconsistent database is to remove conflicts between tuples. Typically, the user specifies how the conflicts should be resolved. Sometimes this spec...
Slawomir Staworko, Jan Chomicki, Jerzy Marcinkowsk...
SUM
2007
Springer
13 years 11 months ago
The Consistency Extractor System: Querying Inconsistent Databases Using Answer Set Programs
Abstract. We present the Consistency Extractor System (ConsEx) that uses answer set programming to compute consistent answers to first-order queries posed to relational databases ...
Mónica Caniupán Marileo, Leopoldo E....