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ICDE
2010
IEEE
250views Database» more  ICDE 2010»
14 years 6 months ago
Optimized Query Evaluation Using Cooperative Sorts
— Many applications require sorting a table over multiple sort orders: generation of multiple reports from a table, evaluation of a complex query that involves multiple instances...
Yu Cao, Ramadhana Bramandia, Chee-Yong Chan, Kian-...
VLDB
2002
ACM
154views Database» more  VLDB 2002»
13 years 8 months ago
I/O-Conscious Data Preparation for Large-Scale Web Search Engines
Given that commercial search engines cover billions of web pages, efficiently managing the corresponding volumes of disk-resident data needed to answer user queries quickly is a f...
Maxim Lifantsev, Tzi-cker Chiueh
SSD
2009
Springer
142views Database» more  SSD 2009»
14 years 3 months ago
Monitoring Orientation of Moving Objects around Focal Points
Abstract. We consider a setting with numerous location-aware moving objects that communicate with a central server. Assuming a set of focal points of interest, we aim at continuous...
Kostas Patroumpas, Timos K. Sellis
EUROPAR
2005
Springer
14 years 2 months ago
PerfMiner: Cluster-Wide Collection, Storage and Presentation of Application Level Hardware Performance Data
Abstract. We present PerfMiner, a system for the transparent collection, storage and presentation of thread-level hardware performance data across an entire cluster. Every sub-proc...
Philip Mucci, Daniel Ahlin, Johan Danielsson, Per ...
IDEAS
2008
IEEE
114views Database» more  IDEAS 2008»
14 years 3 months ago
Incremental view-based analysis of stock market data streams
In this paper we show the usefulness and feasibility of applying conventional SQL queries for analyzing a wide spectrum of data streams. As application area we have chosen the ana...
Andreas Behrend, Christian Dorau, Rainer Manthey, ...