This paper focuses on an aspect that is widely neglected in native XML database management systems: support for concurrent transactional access. We analyze the isolation requireme...
Data trees and data words have been studied extensively in connection with XML reasoning. These are trees or words that, in addition to labels from a finite alphabet, carry labels ...
Enterprise-level applications are becoming complex with the need for event and stream processing, multiple query processing and data analysis over heterogeneous data sources such ...
Schema evolution has recently gained much interest in both research and practice. However, most of the existing works deal with separate aspects of the problem such as evolution of...
In this paper, we propose a preference framework for information retrieval in which the user and the system administrator are enabled to express preference annotations on search ke...