It is well known that transactional and analytical systems each require different database architecture. In general, the database structure of transactional systems is optimized f...
The aim of this paper is to give an overview of security relevant aspects of existing OLAP/Data Warehouse solutions, an area which has seen rather little interest from product dev...
Nevana Katic, Gerald Quirchmayr, Josef Schiefer, M...
Data Warehouses and On-Line Analytical Processing systems rely on a multidimensional model that includes dimensions, hierarchies, and measures. Such model allows to express users&...
For extended enterprises, value-chain integration means that enterprise business systems can no longer be confined to internal processes, applications, and data repositories. What...
Abstract. We present a technique for discovering and representing changes between versions of data warehouse structures. We select a tree comparison algorithm, adapt it for the par...