Availability and performance can be improved using data replication as the basic technique, thus benefitting the services provided by a distributed system. However, replication im...
— Uncertainties in data arise for a number of reasons: when the data set is incomplete, contains conflicting information or has been deliberately perturbed or coarsened to remov...
Graham Cormode, Divesh Srivastava, Entong Shen, Ti...
The use of semantic knowledge in its various forms has become an important aspect in managing data in database and information systems. In the form of integrity constraints, it ha...
Semantic relationships, those class-to-class connections that carry inherent support for constraints and various other functionalities, play an important role when building inform...
A real-time active database system (RTADBS) has to provide capabilities for timely trigger of timeconstrained transactions and at the same time to process them, concurrently with ...