Distributed Database Technoligy : A Management Perspective

Stores of data and information can be the most important assets of an enterprise. Once the advent of e-commerce, eroding geographical boundaries, developing of mobile systems, increasing number of web application, distributed database systems have become reality and are widely applied in practice. Moving from an centralized to a distributed environment offers various advantages, such as performance, fault tolerance, availability but it also introduces new complexity: communication, asynchronous behavior of the different sites in the system, architectural considerations etc. This paper will introduce and discuss in depth several of the management issues related to distributed databases such as benefits and obstacles, types of distributed database and their advantages and disadvantages, organizational challenges. These issues will be explained through some specific concepts and problems rising in developing distributed database systems