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SIGMOD
2005
ACM
212views Database» more  SIGMOD 2005»
16 years 6 months ago
A Cost-Based Model and Effective Heuristic for Repairing Constraints by Value Modification
Data integrated from multiple sources may contain inconsistencies that violate integrity constraints. The constraint repair problem attempts to find "low cost" changes t...
Philip Bohannon, Michael Flaster, Wenfei Fan, Raje...
DPD
2010
153views more  DPD 2010»
15 years 3 months ago
Cardinality estimation and dynamic length adaptation for Bloom filters
Abstract Bloom filters are extensively used in distributed applications, especially in distributed databases and distributed information systems, to reduce network requirements and...
Odysseas Papapetrou, Wolf Siberski, Wolfgang Nejdl
IS
2007
15 years 6 months ago
The leganet system: Freshness-aware transaction routing in a database cluster
We consider the use of a database cluster for Application Service Provider (ASP). In the ASP context, applications and databases can be update-intensive and must remain autonomous....
Stéphane Gançarski, Hubert Naacke, E...
KRDB
2003
142views Database» more  KRDB 2003»
15 years 7 months ago
Optimizing Query Answering in Description Logics using Disjunctive Deductive Databases
Motivated by the possibilities of applying deductive database technology for efficient query answering in description logics, we present a translation operator µ that transforms...
Boris Motik, Raphael Volz
VLDB
1995
ACM
214views Database» more  VLDB 1995»
15 years 9 months ago
Dynamic Multi-Resource Load Balancing in Parallel Database Systems
Parallel database systems have to support the effective parallelization of complex queries in multi-user mode, i.e. in combination with inter-query/inter-transaction parallelism. ...
Erhard Rahm, Robert Marek