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OTM
2005
Springer
16 years 23 hour ago
Optimization of Distributed Queries in Grid Via Caching
Abstract. Caching can highly improve performance of query processing in distributed databases. In this paper we show how this technique can be used in grid architecture where data ...
Piotr Cybula, Hanna Kozankiewicz, Krzysztof Stence...
SSDBM
1998
IEEE
141views Database» more  SSDBM 1998»
15 years 10 months ago
Modeling Multidimensional Databases, Cubes and Cube Operations
On-Line Analytical Processing (OLAP) is a trend in database technology, which was recently introduced and has attracted the interest of a lot of research work. OLAP is based on th...
Panos Vassiliadis
ICDE
2011
IEEE
273views Database» more  ICDE 2011»
14 years 10 months ago
Shortcut selection in RDF databases
—An increasing amount of data produced nowadays is in RDF format. While significant work has been performed on view selection and query optimization algorithms in relational dat...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
VLDB
1995
ACM
71views Database» more  VLDB 1995»
15 years 10 months ago
Database De-Centralization - A Practical Approach
We describe a scheme to fragment and distribute centralized databases. ’ The problem is motivated by trends towards down-sizing and reorganization, reflecting actual, often dist...
Tor Didriksen, César A. Galindo-Legaria, Ei...
VLDB
1998
ACM
139views Database» more  VLDB 1998»
15 years 10 months ago
Experiences in Federated Databases: From IRO-DB to MIRO-Web
From beginning of 1994 to the end of 1996, the IRO-DB ESPRIT project has developed tools for accessing relational and object-oriented databases in an integrated way. The system is...
Peter Fankhauser, Georges Gardarin, M. Lopez, J. M...