Sciweavers

666 search results - page 7 / 134
» A Practical Approach to Access Heterogeneous and Distributed...
Sort
View
MA
1999
Springer
89views Communications» more  MA 1999»
13 years 12 months ago
Mobile Agent Platforms for Web Databases: A Qualitative and Quantitative Assessment
In this paper we present practical experiences gathered from the employment of two popular Java-based mobile-agent platforms, IBM's Aglets and Mitsubishi's Concordia. We...
George Samaras, Marios D. Dikaiakos, Constantinos ...
ER
2004
Springer
104views Database» more  ER 2004»
14 years 1 months ago
Incremental Navigation: Providing Simple and Generic Access to Heterogeneous Structures
Abstract. We present an approach to support incremental navigation of structured information, where the structure is introduced by the data model and schema (if present) of a data ...
Shawn Bowers, Lois M. L. Delcambre
DEXAW
1999
IEEE
202views Database» more  DEXAW 1999»
13 years 12 months ago
Optimizing Global Query Processing Plans in Heterogeneous and Distributed Multidatabase Systems
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...
Janusz R. Getta, Seyed M. Sedighi
DEXAW
2003
IEEE
99views Database» more  DEXAW 2003»
14 years 27 days ago
A Model for Context-dependent Access Control for Web-based Services with Role-based Approach
Controlling access to resources is one of the most important protection goals for web-based services in practice. In general, access control requires identification of subjects t...
Ruben Wolf, Thomas Keinz, Markus Schneider
JNW
2007
100views more  JNW 2007»
13 years 7 months ago
Towards a Novel Metadata Information Service for Distributed Data Management
— The trend in Grid computing towards more data intensive applications, accessing more and more relational databases and requiring advanced integration of secondhand and publicly...
Alexander Wöhrer, Peter Brezany