An overview of data warehouse design approaches and tecbniques

Abstract

A Data Warehouse (DW) is a database that stores information oriented to satisfy decision-making requests. It ia a database with some particular features concerning the data it contains and its utilisation. The features of DWs cause the DW design process and strategies to be different frome the ones for OLTP Systems. This work presents a brief description of different approaches and techniques that address the DW design problem