Sciweavers

298 search results - page 39 / 60
» Query Rewriting in DL-Lite_^(HN)_horn
Sort
View
ICDE
2006
IEEE
141views Database» more  ICDE 2006»
16 years 12 days ago
Clean Answers over Dirty Databases: A Probabilistic Approach
The detection of duplicate tuples, corresponding to the same real-world entity, is an important task in data integration and cleaning. While many techniques exist to identify such...
Ariel Fuxman, Periklis Andritsos, Renée J. ...
SIGMOD
2007
ACM
225views Database» more  SIGMOD 2007»
15 years 11 months ago
From complete to incomplete information and back
Incomplete information arises naturally in numerous data management applications. Recently, several researchers have studied query processing in the context of incomplete informat...
Lyublena Antova, Christoph Koch, Dan Olteanu
ICDT
2001
ACM
86views Database» more  ICDT 2001»
15 years 3 months ago
Minimizing View Sets without Losing Query-Answering Power
Abstract. The problem of answering queries using views has been studied extensively due to its relevance in a wide variety of data-management applications. In these applications, w...
Chen Li, Mayank Bawa, Jeffrey D. Ullman
JIIS
2006
119views more  JIIS 2006»
14 years 11 months ago
Answering constraint-based mining queries on itemsets using previous materialized results
Abstract In recent years, researchers have begun to study inductive databases, a new generation of databases for leveraging decision support applications. In this context, the user...
Roberto Esposito, Rosa Meo, Marco Botta
ICOODB
2009
246views Database» more  ICOODB 2009»
14 years 8 months ago
Compiler Plugins Can Handle Nested Languages: AST-Level Expansion of LINQ Queries for Java
The integration of database and programming languages is made difficult by the different data models and type systems prevalent in each field. Functional-object query languages con...
Miguel Garcia