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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
DEXA
2003
Springer
149views Database» more  DEXA 2003»
13 years 10 months ago
Capturing Uncertainty in Spatial Queries over Imprecise Data
Emerging applications using miniature electronic devices (e.g., tracking mobile objects using sensors) generate very large amounts of highly dynamic data that poses very high overh...
Xingbo Yu, Sharad Mehrotra
ADBIS
2004
Springer
115views Database» more  ADBIS 2004»
13 years 10 months ago
Making More Out of an Inconsistent Database
Repairing a database means making the database consistent by applying changes that are as small as possible. Nearly all approaches to repairing have assumed deletions and insertion...
Jef Wijsen
ICDT
2007
ACM
118views Database» more  ICDT 2007»
13 years 11 months ago
Consistent Query Answering: Five Easy Pieces
Abstract. Consistent query answering (CQA) is an approach to querying inconsistent databases without repairing them first. This invited talk introduces the basics of CQA, and disc...
Jan Chomicki
DEXAW
2006
IEEE
126views Database» more  DEXAW 2006»
13 years 10 months ago
Consistent Query Answering: Opportunities and Limitations
This paper briefly reviews the recent literature on consistent query answering, an approach to handle database inconsistency in a systematic and logical manner based on the notio...
Jan Chomicki