928 search results - page 13 / 186 » Analysis and optimization of active databases |
139
click to vote
ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Traditional DBMSs decouple statistics collection and query optimization both in space and time. Decoupling in time may lead to outdated statistics. Decoupling in space may cause s...
141
Voted
SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
The use of any modern computer system leaves unintended traces of expired data and remnants of users' past activities. In this paper, we investigate the unintended persistenc...
84
Voted
AIPR
2008
IEEE
15 years 4 months ago
2008
IEEE
– This paper addresses the exploitation of massive numbers of image-derived change detections. We use the term “change analysis” to emphasize the intelligence value obtained ...
DASFAA
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract. Privacy becomes a major concern for both customers and enterprises in today’s corporate marketing strategies, many research efforts have been put into developing new p...
ICDE
2007
IEEE
15 years 3 months ago
2007
IEEE
Most database query optimizers use cost models to identify good query execution plans. Inaccuracies in the cost models can cause query optimizers to select poor plans. In this pap...