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» Performance evaluation of a firm real-time database system
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172
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VLDB
2004
ACM
155views Database» more  VLDB 2004»
15 years 11 months ago
AWESOME - A Data Warehouse-based System for Adaptive Website Recommendations
Recommendations are crucial for the success of large websites. While there are many ways to determine recommendations, the relative quality of these recommenders depends on many f...
Andreas Thor, Erhard Rahm
TKDE
2002
140views more  TKDE 2002»
15 years 5 months ago
Transaction Processing in Mobile, Heterogeneous Database Systems
As technological advances are made in software and hardware, the feasibility of accessing information "any time, anywhere" is becoming a reality. Furthermore, the diversi...
James B. Lim, Ali R. Hurson
SIGMOD
2001
ACM
221views Database» more  SIGMOD 2001»
16 years 6 months ago
Adaptable Query Optimization and Evaluation in Temporal Middleware
Time-referenced data are pervasive in most real-world databases. Recent advances in temporal query languages show that such database applications may benefit substantially from bu...
Giedrius Slivinskas, Christian S. Jensen, Richard ...
IS
2007
15 years 5 months ago
Evaluation of probabilistic queries over imprecise data in constantly-evolving environments
Sensors are often employed to monitor continuously changing entities like locations of moving objects and temperature. The sensor readings are reported to a database system, and a...
Reynold Cheng, Dmitri V. Kalashnikov, Sunil Prabha...
170
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IDEAS
2007
IEEE
135views Database» more  IDEAS 2007»
16 years 8 days ago
Bitmap Index Design Choices and Their Performance Implications
Historically, bitmap indexing has provided an important database capability to accelerate queries. However, only a few database systems have implemented these indexes because of t...
Elizabeth J. O'Neil, Patrick E. O'Neil, Kesheng Wu