184 search results - page 12 / 37 » Concurrency Control in Mobile Database Systems |
DEXA
2003
Springer
14 years 1 months ago
2003
Springer
Abstract. Access control policies are security policies that govern access to resources. Real-time update of access control policies, that is, updating policies while they are in e...
EDBT
2006
ACM
14 years 8 months ago
2006
ACM
Abstract. Data stream systems execute a dynamic workload of longrunning and one-time queries, with the streaming inputs typically bounded by sliding windows. For efficiency, window...
DSN
2004
IEEE
14 years 9 days ago
2004
IEEE
This paper proposes an application-transparent, low-overhead checkpointing strategy for maintaining consistency of control structures in a commercial main memory database (MMDB) sy...
ICDCS
2009
IEEE
14 years 3 months ago
2009
IEEE
Concurrency control is a core component in optimistic replication systems. To detect concurrent updates, the system associates each replicated object with metadata, such as, versi...
ICDE
2006
IEEE
14 years 2 months ago
2006
IEEE
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...