106 search results - page 7 / 22 » Advisors for Incremental Propagation |
SIGMOD
1995
ACM
13 years 11 months ago
1995
ACM
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...
TC
1998
13 years 9 months ago
1998
Data integrity policies often require that quality and integrity metadata be generated and communicated to potential users. However, in data warehouses, federations, and other mul...
VLDB
2005
ACM
14 years 8 months ago
2005
ACM
The traditional model of bench (wet) chemistry in many life sciences domain is today actively complimented by computer-based discoveries utilizing the growing number of online data...
AIPS
2007
13 years 10 months ago
2007
Autonomous systems operating in real-world environments must be able to plan, schedule, and execute missions while robustly adapting to uncertainty and disturbances. Previous work...
CSREASAM
2009
13 years 8 months ago
2009
Role-Based Access Control (RBAC) has been widely used for expressing access control policies. Although RBAC provides flexible mechanisms to control the access to information, it do...