28 search results - page 2 / 6 » Preference-Driven Querying of Inconsistent Relational Databa... |
PODS
1999
ACM
13 years 9 months ago
1999
ACM
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...
DATAMINE
1998
13 years 4 months ago
1998
Many applications of knowledge discovery and data mining such as rule discovery for semantic query optimization, database integration and decision support, require the knowledge t...
IDEAS
2003
IEEE
13 years 10 months ago
2003
IEEE
The objective of this paper is to investigate the problems related to the extensional integration of information sources. In particular, we propose an approach for managing incons...
ICDT
2003
ACM
13 years 9 months ago
2003
ACM
Abstract. Repairing a database means bringing the database in accordance with a given set of integrity constraints by applying modifications that are as small as possible. In the ...
CIDR
2011
12 years 8 months ago
2011
Structured query language (SQL) is a classical way to access relational databases. Although SQL is powerful to query relational databases, it is rather hard for inexperienced user...