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XMLSEC
2003
ACM
14 years 2 months ago
A bitmap-based access control for restricted views of XML documents
The information on the web is growing at a very fast pace. In this ever-accumulating data, the volume of information represented in XML format is on the rise in recent times. An o...
Abhilash Gummadi, Jong P. Yoon, Biren Shah, Vijay ...
DEXAW
2004
IEEE
170views Database» more  DEXAW 2004»
14 years 15 days ago
On-Line Analytical Processing on Large Databases Managed by Computational Grids
Management of large data repositories integrated into the Grid poses new challenges for Grid research. There already exist several successful Data Grid projects addressing process...
Bernhard Fiser, Umut Onan, Ibrahim Elsayed, Peter ...
ICDE
2010
IEEE
295views Database» more  ICDE 2010»
14 years 3 months ago
K nearest neighbor queries and kNN-Joins in large relational databases (almost) for free
— Finding the k nearest neighbors (kNN) of a query point, or a set of query points (kNN-Join) are fundamental problems in many application domains. Many previous efforts to solve...
Bin Yao, Feifei Li, Piyush Kumar
IDEAS
2006
IEEE
99views Database» more  IDEAS 2006»
14 years 2 months ago
Securing the Borealis Data Stream Engine
As data stream management systems (DSMSs) become more and more popular, there is an increasing need to protect such systems from adversaries. In this paper we present an approach ...
Wolfgang Lindner, Jörg Meier
RBAC
1998
101views more  RBAC 1998»
13 years 10 months ago
An Oracle Implementation of the PRA97 Model for Permission-Role Assignment
In role-based access control RBAC permissions are associated with roles, and users are made members of appropriate roles thereby acquiring the roles' permissions. Using RBAC ...
Ravi S. Sandhu, Venkata Bhamidipati