Sciweavers

9730 search results - page 89 / 1946
» Relating models of backtracking
Sort
View
134
Voted
CCS
2007
ACM
15 years 9 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
PRDC
2009
IEEE
15 years 10 months ago
Quantifying Criticality of Dependability-Related IT Organization Processes in CobiT
—With ever-growing complexity of computer and communication systems analytical methods do not scale, especially with respect to dependability assessment of information technology...
Tobias Goldschmidt, Andreas Dittrich, Miroslaw Mal...
ICDE
2010
IEEE
201views Database» more  ICDE 2010»
15 years 3 months ago
Vertical partitioning of relational OLTP databases using integer programming
A way to optimize performance of relational row store databases is to reduce the row widths by vertically partitioning tables into table fractions in order to minimize the number ...
Rasmus Resen Amossen
JUCS
2002
84views more  JUCS 2002»
15 years 3 months ago
The Design of an Object-based System for Representing and Classifying Spatial Structures and Relations
: Our work is concerned with the design of a knowledge-based system for recognizing agricultural landscape models on land-use maps. Landscape models are defined as sets of spatial ...
Florence Le Ber, Amedeo Napoli
UML
2005
Springer
15 years 8 months ago
Tool Support for OCL and Related Formalisms - Needs and Trends
The recent trend in software engineering to model-centered methodologies is an excellent opportunity for OCL to become a widely used specification language. If the focus of the de...
Thomas Baar, Dan Chiorean, Alexandre L. Correa, Ma...