58 search results - page 12 / 12 » Rewriting Queries Using Views with Access Patterns Under Int... |
CCS
2007
ACM
14 years 1 months ago
2007
ACM
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 ...
KDD
2012
ACM
11 years 10 months ago
2012
ACM
With the wide deployment of smart card automated fare collection (SCAFC) systems, public transit agencies have been benefiting from huge volume of transit data, a kind of sequent...
WS
2008
ACM
13 years 7 months ago
2008
ACM
Semantic Web applications share a large portion of development effort with database-driven Web applications. Existing approaches for development of these database-driven applicati...