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VLDB
2000
ACM
163views Database» more  VLDB 2000»
15 years 1 months ago
Hierarchical Compact Cube for Range-Max Queries
A range-max query finds the maximum value over all selected cells of an on-line analytical processing (OLAP) data cube where the selection is specified by ranges of contiguous val...
Sin Yeung Lee, Tok Wang Ling, Hua-Gang Li
EDBT
2006
ACM
126views Database» more  EDBT 2006»
15 years 1 days ago
Replication, Load Balancing and Efficient Range Query Processing in DHTs
We consider the conflicting problems of ensuring data-access load balancing and efficiently processing range queries on peer-to-peer data networks maintained over Distributed Hash ...
Theoni Pitoura, Nikos Ntarmos, Peter Triantafillou
P2PKM
2004
14 years 11 months ago
RDFGrowth, a P2P annotation exchange algorithm for scalable Semantic Web applications
We present RDFGrowth, an algorithm that addresses a specific yet important scenario: large scale, end user targeted, metadata exchange P2P applications. In this scenario, peers per...
Giovanni Tummarello, Christian Morbidoni, Joackin ...
VLDB
2002
ACM
135views Database» more  VLDB 2002»
14 years 9 months ago
Maintaining Coherency of Dynamic Data in Cooperating Repositories
In this paper, we consider techniques for disseminating dynamic data--such as stock prices and real-time weather information--from sources to a set of repositories. We focus on th...
Shetal Shah, Krithi Ramamritham, Prashant J. Sheno...
ICDE
2011
IEEE
262views Database» more  ICDE 2011»
14 years 1 months ago
Memory-constrained aggregate computation over data streams
— In this paper, we study the problem of efficiently computing multiple aggregation queries over a data stream. In order to share computation, prior proposals have suggested ins...
K. V. M. Naidu, Rajeev Rastogi, Scott Satkin, Anan...