213 search results - page 40 / 43 » Parallel Evaluation of Multi-Join Queries |
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Two trends are converging to make the CPU cost of a table scan a more important component of database performance. First, table scans are becoming a larger fraction of the query p...
SOSP
2009
ACM
14 years 4 months ago
2009
ACM
Data-intensive applications are increasingly designed to execute on large computing clusters. Grouped aggregation is a core primitive of many distributed programming models, and i...
ADMA
2009
Springer
14 years 2 months ago
2009
Springer
The goal of multi-objective clustering (MOC) is to decompose a dataset into similar groups maximizing multiple objectives in parallel. In this paper, we provide a methodology, arch...
MIDDLEWARE
2007
Springer
14 years 1 months ago
2007
Springer
This paper is about a novel rule-based approach for reasoning about qualitative spatiotemporal relations among technology-rich autonomous objects, to which we refer to as artifact...
ICDCSW
2005
IEEE
14 years 1 months ago
2005
IEEE
When computer intrusions occur, one of the most costly, time-consuming, and human-intensive tasks is the analysis and recovery of the compromised system. At a time when the cost o...