A considerable amount of e-learning content is being delivered via virtual or managed learning environments. These platforms keep track of learners' activities including cont...
Abstract— Defining suitable indexes is a major task when optimizing a database. Usually, a human database administrator defines a set of indexes in the design phase of the data...
Beda Christoph Hammerschmidt, Martin Kempa, Volker...
Abstract. Database applications are frequently faced with the necessity of representing time varying information and, particularly in the management of information systems, a few k...
In this paper we consider data freshness and overload handling in embedded systems. The requirements on data management and overload handling are derived from an engine control so...
Cache groups are a powerful concept for database caching, which is used to relieve the backend database load and to keep referenced data close to the application programs at the &q...