325 search results - page 11 / 65 » A Model of Methods Access Authorization in Object-oriented D... |
CCS
2008
ACM
13 years 9 months ago
2008
ACM
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
SIGCSE
2005
ACM
14 years 1 months ago
2005
ACM
Courses in Relational Databases largely use a domain-specific design approach different from that used in the rest of the curriculum. Use of the Unified Process, UML, and Design P...
IDEAS
1997
IEEE
13 years 11 months ago
1997
IEEE
We are concerned by schema evolution in Object Oriented Databases (OODB) that is processed by a modification on the classes on the schema. We present a new categorization of the d...
ICDM
2003
IEEE
14 years 27 days ago
2003
IEEE
In this work, we show that Kleinberg’s hubs and authorities model is closely related to both correspondence analysis, a well-known multivariate statistical technique, and a parti...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
With the emergence of XML as the de facto standard to exchange and disseminate information, the problem of regulating access to XML documents has attracted a considerable attentio...