92 search results - page 2 / 19 » Automating Statistics Management for Query Optimizers |
PIMRC
2010
IEEE
13 years 2 months ago
2010
IEEE
Abstract--Troubleshooting of wireless networks is a challenging network management task. We have developed, in a previous work, a new troubleshooting methodology, which we named St...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
This paper proposes a method for automatic maintaining the similarity information for a particular class of Flexible Query Answering Systems (FQAS). The paper describes the three m...
PPDP
2010
Springer
13 years 3 months ago
2010
Springer
Database query optimizers rely on data statistics in selecting query execution plans. Similar query optimization techniques are desirable for deductive databases and, to make this...
SIGMOD
2005
ACM
13 years 10 months ago
2005
ACM
If presented with inaccurate statistics, even the most sophisticated query optimizers make mistakes. They may wrongly estimate the output cardinality of a certain operation and th...
WIOPT
2010
IEEE
13 years 3 months ago
2010
IEEE
—The paper presents a methodology that combines statistical learning with constraint optimization by locally optimizing Radio Resource Management (RRM) or system parameters of po...