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CLUSTER
2002
IEEE
13 years 8 months ago
File and Object Replication in Data Grids
Data replication is a key issue in a Data Grid and can be managed in different ways and at different levels of granularity: for example, at the file level or object level. In the ...
Heinz Stockinger, Asad Samar, Koen Holtman, Willia...
SSD
2005
Springer
105views Database» more  SSD 2005»
14 years 2 months ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis
ICDE
2007
IEEE
142views Database» more  ICDE 2007»
14 years 3 months ago
Database Virtualization: A New Frontier for Database Tuning and Physical Design
Resource virtualization is currently being employed at all levels of the IT infrastructure to improve provisioning and manageability, with the goal of reducing total cost of owner...
Ahmed A. Soror, Ashraf Aboulnaga, Kenneth Salem
VLDB
2001
ACM
168views Database» more  VLDB 2001»
14 years 9 months ago
Answering queries using views: A survey
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessin...
Alon Y. Halevy
SSDBM
2002
IEEE
149views Database» more  SSDBM 2002»
14 years 1 months ago
A Cost Model for Interval Intersection Queries on RI-Trees
The efficient management of interval data represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tree1 ), an effi...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...