325 search results - page 23 / 65 » A Model of Methods Access Authorization in Object-oriented D... |
DBSEC
2010
13 years 4 months ago
2010
Abstract. This paper describes how to preserve integrity and confidentiality of a directed acyclic graph (DAG) model of provenance database. We show a method to preserve integrity ...
AAAI
1993
13 years 9 months ago
1993
This paper describes a method for the development of dialogue managers for natural language interfaces. A dialogue manager is presented designed on the basis of both a theoretical...
IDEAS
2003
IEEE
14 years 28 days ago
2003
IEEE
We propose a new storage model called MBSM (Multiresolution Block Storage Model) for laying out tables on disks. MBSM is intended to speed up operations such as scans that are typ...
ICDE
2007
IEEE
13 years 11 months ago
2007
IEEE
Current social networks implement very simple protection mechanisms, according to which a user can state whether his/her personal data, relationships, and resources should be eith...
BTW
2003
Springer
14 years 27 days ago
2003
Springer
Abstract: In order to achieve efficient execution plans for queries comprising userdefined data types and predicates, the database system has to be provided with appropriate index ...