53 search results - page 4 / 11 » The ramification problem in temporal databases: Concurrent e... |
VLDB
1994
ACM
13 years 11 months ago
1994
ACM
This paper initially presents a brief but fairly exhaustive survey of solutions to the concurrency control problem for B-trees. We then propose a new solution, which is characteri...
DEXA
2003
Springer
14 years 21 days 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...
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
This paper focuses on the problem of improving distributed query throughput of the RDBMS-based data integration system that has to inherit the query execution model of the underly...
ICMCS
1994
IEEE
13 years 11 months ago
1994
IEEE
Advanced applications in fields like electronic publishing and telecooperation face the problem of handling multimedia information. Conventional database systems do not offer adeq...
KDD
2010
ACM
13 years 5 months ago
2010
ACM
Successful software maintenance is becoming increasingly critical due to the increasing dependence of our society and economy on software systems. One key problem of software main...