574 search results - page 73 / 115 » Distributed Queries and Query Optimization in Schema-Based P... |
VLDB
1997
ACM
13 years 12 months ago
1997
ACM
This paper presents a region splitting strategy for physical database design of multidimensional le organizations. Physical database design is the process of determining the optim...
PODS
2004
ACM
14 years 7 months ago
2004
ACM
The problem of disk declustering is to distribute data among multiple disks to reduce query response times through parallel I/O. A strictly optimal declustering technique is one t...
SIGMOD
2011
ACM
12 years 10 months ago
2011
ACM
In the database community, work on information extraction (IE) has centered on two themes: how to effectively manage IE tasks, and how to manage the uncertainties that arise in th...
ICDE
2005
IEEE
14 years 9 months ago
2005
IEEE
Given a region qR and a future timestamp qT, a "range aggregate" query estimates the number of objects expected to appear in qR at time qT. Currently the only methods fo...
HPCS
2006
IEEE
14 years 1 months ago
2006
IEEE
This paper presents collaborative agents system architecture approach for data dissemination in a wireless sensor network (WSN). This system architecture consists of four layers o...