Sciweavers

821 search results - page 12 / 165
» Using State Modules for Adaptive Query Processing
Sort
View
ICDE
2009
IEEE
182views Database» more  ICDE 2009»
14 years 9 months ago
Adaptive Parallelization of Queries over Dependent Web Service Calls
We have developed a system to process database queries over composed data providing web services. The queries are transformed into execution plans containing an operator that invok...
Manivasakan Sabesan, Tore Risch
SIGMOD
2005
ACM
119views Database» more  SIGMOD 2005»
14 years 7 months ago
Update-Pattern-Aware Modeling and Processing of Continuous Queries
A defining characteristic of continuous queries over on-line data streams, possibly bounded by sliding windows, is the potentially infinite and time-evolving nature of their input...
Lukasz Golab, M. Tamer Özsu
CIDR
2009
155views Algorithms» more  CIDR 2009»
13 years 8 months ago
LifeRaft: Data-Driven, Batch Processing for the Exploration of Scientific Databases
Workloads that comb through vast amounts of data are gaining importance in the sciences. These workloads consist of "needle in a haystack" queries that are long running ...
Xiaodan Wang, Randal C. Burns, Tanu Malik
IDEAS
2005
IEEE
149views Database» more  IDEAS 2005»
14 years 1 months ago
An Adaptive Multi-Objective Scheduling Selection Framework for Continuous Query Processing
Adaptive operator scheduling algorithms for continuous query processing are usually designed to serve a single performance objective, such as minimizing memory usage or maximizing...
Timothy M. Sutherland, Yali Zhu, Luping Ding, Elke...
PVLDB
2010
163views more  PVLDB 2010»
13 years 6 months ago
Geospatial Stream Query Processing using Microsoft SQL Server StreamInsight
Microsoft SQL Server spatial libraries contain several components that handle geometrical and geographical data types. With advances in geo-sensing technologies, there has been an...
Seyed Jalal Kazemitabar, Ugur Demiryurek, Mohamed ...