265 search results - page 39 / 53 » A role-based approach to access control for XML databases |
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
In a secure mediated information system, confidentiality is one of the main concerns when transmitting data from datasources to clients via a mediator. We present three approache...
BTW
2003
Springer
14 years 18 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 ...
EDBT
2000
ACM
13 years 11 months ago
2000
ACM
The MIX mediator systems incorporates a novel framework for navigation-driven evaluation of virtual mediated views. Its architecture allows the on-demand computation of views and q...
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
Main memory cache performance continues to play an important role in determining the overall performance of object-oriented, object-relational and XML databases. An effective metho...
SDMW
2005
Springer
14 years 26 days ago
2005
Springer
Abstract. Database outsourcing is becoming increasingly popular introducing a new paradigm, called database-as-a-service, where a client’s database is stored at an external servi...