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EUROPAR
2004
Springer
14 years 3 months ago
Databases, Workflows and the Grid in a Service Oriented Environment
As the Grid moves towards adopting a service-oriented architecture built on Web services, coupling between processes will rely on secure, reliable, and transacted messages and be s...
Zhuoan Jiao, Jasmin L. Wason, Wenbin Song, Fenglia...
RTSS
1994
IEEE
14 years 2 months ago
Timeliness via Speculation for Real-Time Databases
Various concurrency control algorithms di er in the time when con icts are detected, and in the way they are resolved. In that respect, the Pessimistic and Optimistic Concurrency ...
Azer Bestavros, Spyridon Braoudakis
XSYM
2007
Springer
119views Database» more  XSYM 2007»
14 years 4 months ago
SXDGL: Snapshot Based Concurrency Control Protocol for XML Data
Nowadays, concurrency control for XML data is a big research problem. There are a number of researchers working on this problem, but most of the proposed methods are based on the ...
Peter Pleshachkov, Sergei Kuznetcov
DEXA
2003
Springer
134views Database» more  DEXA 2003»
14 years 3 months ago
Concurrent and Real-Time Update of Access Control Policies
Abstract. Access control policies are security policies that govern access to resources. Real-time update of access control policies, that is, updating policies while they are in e...
Indrakshi Ray, Tai Xin
DEXAW
2002
IEEE
127views Database» more  DEXAW 2002»
14 years 3 months ago
Enhanced Multi-Version Data Broadcast Schemes for Time-Constrained Mobile Computing Systems
In this paper, we study the data dissemination problem in time-constrained mobile computing systems (TCMCS) in which maximizing data currency (minimizing staleness) and meeting tr...
Hei-Wing Leung, Joe Chun-Hung Yuen, Kam-yiu Lam, E...