Abstract. Semistructured data has no absolute schema xed in advance and its structure may be irregular or incomplete. Such data commonly arises in sources that do not impose a rigi...
Continuous Queries (CQ) help users to retrieve results as soon as they become available. The CQ keeps track of two important events. If there is any change in the source informatio...
To truly meet the requirements of multimedia database (MMDB) management, an integrated framework for modeling, managing and retrieving various kinds of media data in a uniform way...
This paper proposes techniques to query encrypted XML documents. Such a problem predominantly occurs in “Database as a Service” (DAS) architectures, where a client may outsour...
The Meta-Object Facility (MOF) provides a standardised framework for object-oriented models. An instance of a MOF model contains objects and links whose interfaces are entirely de...