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BNCOD
2006
85views Database» more  BNCOD 2006»
14 years 25 days ago
Trust Obstacle Mitigation for Database Systems
This paper introduces the Trust Obstacle Mitigation Model (TOMM), which uses the concept of trust assumptions to derive security obstacles, and the concept of misuse cases to model...
Victor Page, Robin C. Laney, Maurice Dixon, Charle...
BNCOD
2006
92views Database» more  BNCOD 2006»
14 years 25 days ago
An Overview of a Scalable Distributed Database System SD-SQL Server
We present a scalable distributed database system called SD-SQL Server. Its original feature is dynamic and transparent repartitioning of growing tables, avoiding the cumbersome ma...
Witold Litwin, Soror Sahri, Thomas J. E. Schwarz
BNCOD
2006
55views Database» more  BNCOD 2006»
14 years 25 days ago
On the Optimal Ordering of Maps, Selections, and Joins Under Factorization
We examine the problem of producing the optimal evaluation order for queries containing joins, selections, and maps. Specifically, we look at the case where common subexpressions i...
Thomas Neumann, Sven Helmer, Guido Moerkotte
BNCOD
2006
67views Database» more  BNCOD 2006»
14 years 25 days ago
Sources of Incompleteness in Grid Publishing
Alasdair J. G. Gray, Werner Nutt, M. Howard Willia...
BNCOD
2006
88views Database» more  BNCOD 2006»
14 years 25 days ago
The Lixto Project: Exploring New Frontiers of Web Data Extraction
The Lixto project is an ongoing research effort in the area of Web data extraction. Whereas the project originally started out with the idea to develop a logic-based extraction lan...
Julien Carme, Michal Ceresna, Oliver Frölich,...
BNCOD
2006
69views Database» more  BNCOD 2006»
14 years 25 days ago
Reducing Sub-transaction Aborts and Blocking Time Within Atomic Commit Protocols
Composed Web service transactions executed in distributed networks often require an atomic execution. Guaranteeing atomicity in mobile networks involves a lot more challenges than ...
Stefan Böttcher, Le Gruenwald, Sebastian Ober...
BNCOD
2006
125views Database» more  BNCOD 2006»
14 years 25 days ago
A New Trajectory Indexing Scheme for Moving Objects on Road Networks
In this paper, we propose an efficient signature-based indexing scheme for efficiently dealing with the trajectories of current moving objects on road networks. We show that our in...
Jae-Woo Chang, Jung-Ho Um, Wang-Chien Lee