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» A Query Language for Data Access in Ubiquitous Environments
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CCS
2007
ACM
15 years 3 months ago
Managing RBAC states with transitive relations
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
Chaoyi Pang, David P. Hansen, Anthony J. Maeder
ASPLOS
1996
ACM
15 years 1 months ago
An Integrated Compile-Time/Run-Time Software Distributed Shared Memory System
On a distributed memory machine, hand-coded message passing leads to the most efficient execution, but it is difficult to use. Parallelizing compilers can approach the performance...
Sandhya Dwarkadas, Alan L. Cox, Willy Zwaenepoel
97
Voted
TJS
2002
136views more  TJS 2002»
14 years 9 months ago
A Virtual Test Facility for the Simulation of Dynamic Response in Materials
The Center for Simulating Dynamic Response of Materials at the California Institute of Technology is constructing a virtual shock physics facility for studying the response of vari...
Julian Cummings, Michael Aivazis, Ravi Samtaney, R...
COMAD
2008
14 years 11 months ago
Exploiting Asynchronous IO using the Asynchronous Iterator Model
Asynchronous IO (AIO) allows a process to continue to do other work while an IO operation initiated earlier completes. AIO allows a large number of random IO operations to be issu...
Suresh Iyengar, S. Sudarshan, Santosh Kumar 0002, ...
HIPEAC
2011
Springer
13 years 9 months ago
TypeCastor: demystify dynamic typing of JavaScript applications
Dynamic typing is a barrier for JavaScript applications to achieve high performance. Compared with statically typed languages, the major overhead of dynamic typing comes from runt...
Shisheng Li, Buqi Cheng, Xiao-Feng Li