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» Classification of Fuzzy Data in Database Management System
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DEBU
2010
129views more  DEBU 2010»
13 years 5 months ago
Flash in a DBMS: Where and How?
Over the past decade, new solid state storage technologies, with flash being the most mature one, have become increasingly popular. Such technologies store data durably, and can a...
Manos Athanassoulis, Anastasia Ailamaki, Shimin Ch...
SIGMOD
2010
ACM
281views Database» more  SIGMOD 2010»
14 years 27 days ago
Continuous sampling for online aggregation over multiple queries
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
Sai Wu, Beng Chin Ooi, Kian-Lee Tan
IJCAI
2003
13 years 9 months ago
Towards Cooperative Negotiation for Decentralized Resource Allocation in Autonomic Computing Systems
Resource allocation is a key problem in autonomic computing. In this paper we use a data center scenario to motivate the need for decentralization and cooperative negotiation, and...
Craig Boutilier, Rajarshi Das, Jeffrey O. Kephart,...
SIGMOD
2007
ACM
181views Database» more  SIGMOD 2007»
14 years 8 months ago
Progressive and selective merge: computing top-k with ad-hoc ranking functions
The family of threshold algorithm (i.e., TA) has been widely studied for efficiently computing top-k queries. TA uses a sort-merge framework that assumes data lists are pre-sorted...
Dong Xin, Jiawei Han, Kevin Chen-Chuan Chang
SIGMOD
2007
ACM
172views Database» more  SIGMOD 2007»
14 years 8 months ago
Auditing disclosure by relevance ranking
Numerous widely publicized cases of theft and misuse of private information underscore the need for audit technology to identify the sources of unauthorized disclosure. We present...
Rakesh Agrawal, Alexandre V. Evfimievski, Jerry Ki...