Sciweavers

857 search results - page 59 / 172
» Efficient recursive XML query processing using relational da...
Sort
View
AINA
2006
IEEE
15 years 6 months ago
Distributed Model-Based Diagnosis using Object-Relational Constraint Databases
This work presents a proposal to diagnose distributed systems utilizing model-based diagnosis using distributed databases. In order to improve aspects as versatility, persistence,...
María Teresa Gómez López, Raf...
IS
2007
15 years 3 months ago
Branch-and-bound processing of ranked queries
Despite the importance of ranked queries in numerous applications involving multi-criteria decision making, they are not efficiently supported by traditional database systems. In ...
Yufei Tao, Vagelis Hristidis, Dimitris Papadias, Y...
PODS
1999
ACM
133views Database» more  PODS 1999»
15 years 7 months ago
Processing and Optimization of Multiway Spatial Joins Using R-Trees
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
Dimitris Papadias, Nikos Mamoulis, Yannis Theodori...
POPL
2010
ACM
16 years 14 days ago
Toward a Verified Relational Database Management System
We report on our experience implementing a lightweight, fully verified relational database management system (RDBMS). The functional specification of RDBMS behavior, RDBMS impleme...
Avraham Shinnar, Greg Morrisett, J. Gregory Malech...
PODS
2006
ACM
121views Database» more  PODS 2006»
16 years 3 months ago
On the efficiency of checking perfect privacy
Privacy-preserving query-answering systems answer queries while provably guaranteeing that sensitive information is kept secret. One very attractive notion of privacy is perfect p...
Ashwin Machanavajjhala, Johannes Gehrke