Business Statistics Made Easy in SAS

Data Warehousing

Introduction

A substantial problem faced by businesses is that their data can often be dispersed, incongruent, vulnerable, and slow to access. What do I mean by these terms?

• Dispersed datasets are those stored in multiple different locations, for example in different information systems and applications, varied geographical locations, on different servers or personal computers, and so forth. Especially noteworthy here is the fact that most businesses initially store data in many different user applications. For example, marketing may have a specific “customer management system,” which is an application that stores data on various customers and service or sale processes. HR may have one system to store employee data ...