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SIGMOD
1999
ACM
110views Database» more  SIGMOD 1999»
13 years 12 months ago
Multi-dimensional Selectivity Estimation Using Compressed Histogram Information
The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
Ju-Hong Lee, Deok-Hwan Kim, Chin-Wan Chung
FC
2005
Springer
87views Cryptology» more  FC 2005»
14 years 1 months ago
Protecting Secret Data from Insider Attacks
We consider defenses against confidentiality and integrity attacks on data following break-ins, or so-called intrusion resistant storage technologies. We investigate the problem o...
David Dagon, Wenke Lee, Richard J. Lipton
ICPP
2009
IEEE
14 years 2 months ago
Exploring the Cost-Availability Tradeoff in P2P Storage Systems
—P2P storage systems use replication to provide a certain level of availability. While the system must generate new replicas to replace replicas lost to permanent failures, it ca...
Zhi Yang, Yafei Dai, Zhen Xiao
STORAGESS
2005
ACM
14 years 1 months ago
An approach for fault tolerant and secure data storage in collaborative work environments
We describe a novel approach for building a secure and fault tolerant data storage service in collaborative work environments, which uses perfect secret sharing schemes to store d...
Arun Subbiah, Douglas M. Blough
IADIS
2003
13 years 9 months ago
A Multiagent Architecture for Information Retrieval in Distributed and Heterogeneous Data Sources
With the consolidation of the Internet and other computer networks, the need of sophisticated systems to retrieve information increased enormously. In these networks, information ...
Rafael T. de Sousa Jr., Alexandre C. V. de Oliveir...