Policies are pervasive in web applications. They play crucial roles in enhancing security, privacy and usability of distributed services. There has been extensive research in the a...
Piero A. Bonatti, Claudiu Duma, Norbert E. Fuchs, ...
Wikis have proved enormously successful as a means to collaborate in the creation and publication of textual information. At the same time, a large number of curated databases hav...
Peter Buneman, James Cheney, Sam Lindley, Heiko M&...
The convergence of the Internet and ubiquitous technologies offers an unprecedented level of convenience for information collection, accessing, and sharing through mobile devices ...
Grid is a promising e-Science infrastructure that promotes and facilitates the sharing and collaboration in the use of distributed heterogeneous resources through Virtual Organiza...
Peisheng Zhao, Aijun Chen, Yang Liu, Liping Di, We...
Transaction time is the time of a database transaction, i.e., an insertion, update, or deletion. A transactiontime database stores the transaction-time history of a database and s...