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» Querying continuous functions in a database system
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EUROSYS
2010
ACM
15 years 11 months ago
Otherworld: giving applications a chance to survive OS kernel crashes
In this paper, we present a mechanism that allows applications to survive operating system kernel crashes and continue functioning with no application data loss after a system reb...
Alex Depoutovitch, Michael Stumm
EDBT
2012
ACM
214views Database» more  EDBT 2012»
13 years 8 months ago
An optimization framework for map-reduce queries
We present an effective optimization framework for general SQLlike map-reduce queries, which is based on a novel query algebra and uses a small number of higher-order physical ope...
Leonidas Fegaras, Chengkai Li, Upa Gupta
EDBT
2009
ACM
207views Database» more  EDBT 2009»
15 years 9 months ago
Evaluating probability threshold k-nearest-neighbor queries over uncertain data
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...
Reynold Cheng, Lei Chen 0002, Jinchuan Chen, Xike ...
GIS
2010
ACM
15 years 4 months ago
Towards location-based social networking services
Social networking applications have become very important web services that provide Internet-based platforms for their users to interact with their friends. With the advances in t...
Chi-Yin Chow, Jie Bao 0003, Mohamed F. Mokbel
DEBS
2009
ACM
16 years 21 days ago
Distributed event stream processing with non-deterministic finite automata
Efficient matching of incoming events to persistent queries is fundamental to event pattern matching, complex event processing, and publish/subscribe systems. Recent processing e...
Lars Brenna, Johannes Gehrke, Mingsheng Hong, Dag ...