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» Performance Evaluation of Selected Job Management Systems
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SOSP
2005
ACM
15 years 7 months ago
Hibernator: helping disk arrays sleep through the winter
Energy consumption has become an important issue in high-end data centers, and disk arrays are one of the largest energy consumers within them. Although several attempts have been...
Qingbo Zhu, Zhifeng Chen, Lin Tan, Yuanyuan Zhou, ...
CIKM
2005
Springer
15 years 3 months ago
Incremental evaluation of a monotone XPath fragment
This paper shows a scheme for incremental evaluation of XPath queries. Here, we focus on a monotone fragment of XPath, i.e., when a data is deleted from (or inserted to) the datab...
Hidetaka Matsumura, Keishi Tajima
77
Voted
CIKM
2009
Springer
15 years 4 months ago
Inverted indexes vs. bitmap indexes in decision support systems
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
Truls A. Bjørklund, Nils Grimsmo, Johannes ...
85
Voted
PLDI
2009
ACM
15 years 2 months ago
A study of memory management for web-based applications on multicore processors
More and more server workloads are becoming Web-based. In these Web-based workloads, most of the memory objects are used only during one transaction. We study the effect of the me...
Hiroshi Inoue, Hideaki Komatsu, Toshio Nakatani
PODS
2008
ACM
123views Database» more  PODS 2008»
15 years 10 months ago
Evaluating rank joins with optimal cost
In the rank join problem, we are given a set of relations and a scoring function, and the goal is to return the join results with the top K scores. It is often the case in practic...
Karl Schnaitter, Neoklis Polyzotis