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ICDE
2005
IEEE
122views Database» more  ICDE 2005»
14 years 10 months ago
Uncovering Database Access Optimizations in the Middle Tier with TORPEDO
A popular architecture for enterprise applications is one of a stateless object-based server accessing persistent data through Object-Relational mapping software. The reported ben...
Bruce E. Martin
ICDE
2007
IEEE
113views Database» more  ICDE 2007»
14 years 10 months ago
Reducing Order Enforcement Cost in Complex Query Plans
Algorithms that exploit sort orders are widely used to implement joins, grouping, duplicate elimination and other set operations. Query optimizers traditionally deal with sort ord...
Ravindra Guravannavar, S. Sudarshan
SAC
2004
ACM
14 years 2 months ago
A new algorithm for gap constrained sequence mining
The sequence mining problem consists in finding frequent sequential patterns in a database of time-stamped events. Several application domains require limiting the maximum tempor...
Salvatore Orlando, Raffaele Perego, Claudio Silves...
SIGMOD
2010
ACM
259views Database» more  SIGMOD 2010»
14 years 1 months ago
PODS: a new model and processing algorithms for uncertain data streams
Uncertain data streams, where data is incomplete, imprecise, and even misleading, have been observed in many environments. Feeding such data streams to existing stream systems pro...
Thanh T. L. Tran, Liping Peng, Boduo Li, Yanlei Di...
DBISP2P
2003
Springer
92views Database» more  DBISP2P 2003»
14 years 1 months ago
Semantic Overlay Clusters within Super-Peer Networks
When joining information provider peers to a peer-to-peer network, an arbitrary distribution is sub-optimal. In fact, clustering peers by their characteristics, enhances search and...
Alexander Löser, Felix Naumann, Wolf Siberski...