Book Image

Oracle Essbase 9 Implementation Guide

Book Image

Oracle Essbase 9 Implementation Guide

Overview of this book

The hot new data analysis trends involve business intelligence and analytics. The technology that supports business intelligence and analytics better than anything else is today's multidimensional OLAP technology ñ and there is none better than Oracle Essbase! Although storing data in a cube and developing analytical applications leaves many people grasping for understanding, especially if their experience is with relational databases, embracing OLAP technology will pay big dividends in the long run. It's easy to develop multidimensional analytic OLAP solutions when you have got this Oracle Essbase book to hand. It is a step-by-step guide to timeless Essbase fundamentals, which takes you from a basic software installation through to launching a fully functioning Essbase database cube. This book will guide you through every stage of installing Oracle's Essbase software on your analytic server, the Essbase Administration Services client, and the client software itself. You will learn, in easy-to-understand language, the concepts of multidimensional database technology as you are taken step by step through building an actual Essbase application complete with database, database calculation scripts, and database report scripts. Once you have your system built and functional, the next course of instruction covers the available automation features included in your Essbase software package and how to use them. These chapters alone are worth the price of admission! As an IT professional you quite rightly have a desire to understand multidimensional OLAP ñ this book gives you that understanding. Should you wish to embark on an exciting career as an Essbase developer/administrator, this book provides a fantastic foundation from which to grow. Best of all, this book is filled with the tips and tricks that you can only get from many years and countless hours spent playing with Essbase. You get them all in just the time it takes you to complete this book.
Table of Contents (18 chapters)
Oracle Essbase 9 Implementation Guide
Credits
About the Authors
About the Reviewer
Acknowledgements
Preface

Types of dimensions


In Essbase, there are two types of dimensions, the first and most common dimension type is the Standard dimension. The other less common dimension type is called an Attribute dimension. Both are explained here.

Standard dimension

Standard dimensions are derived from the main business data components (or data categories we described earlier) and are then defined in a database cube. Some of the Standard dimensions in our example database are: TOTAL VEHICLES, MEASURES, CALENDER PERIODS, TOTAL MODEL YEARS, CUSTOMERS, MARKET, and SCENARIO. These dimensions can be tagged as Accounts, Time, and Country types. Some dimensions are not associated with any type of special dimension types and are considered general dimensions.

Briefly, let's explore the different ways you can tag a Standard dimension and their uses.

The Account dimension type

When you tag a dimension as an Account type, you are telling Essbase that this dimension will be used for your financial measures or metrics....