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Business Intelligence Cookbook: A Project Lifecycle Approach Using Oracle Technology

You're reading from   Business Intelligence Cookbook: A Project Lifecycle Approach Using Oracle Technology Take your data warehousing and business intelligence to the next level with this practical guide to Oracle Database 11g. Packed with illustrations, tips, and examples, it has over 80 advanced recipes to fine-tune your skills and knowledge.

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Product type Paperback
Published in Jul 2012
Publisher Packt
ISBN-13 9781849685481
Length 368 pages
Edition 1st Edition
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Author (1):
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John Heaton John Heaton
Author Profile Icon John Heaton
John Heaton
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Table of Contents (21) Chapters Close

Business Intelligence Cookbook: A Project Lifecycle Approach Using Oracle Technology
Credits
About the Author
Acknowledgement
About the Reviewers
www.PacktPub.com
1. Preface
1. Defining a Program FREE CHAPTER 2. Establishing the Project 3. Controlling the Project 4. Wrapping Up the Project 5. The Blueprint 6. Analyzing the Requirements 7. Architecture and Design 8. Analyzing the Sources 9. Analyzing the Data 10. Constructing the Data Model 11. Defining the ETL/ELT 12. Enhancing the Data 13. Optimizing the Access 14. Security

Identifying and quantifying the effort drivers


Effort or task drivers are those components which increase the time taken to complete a task.

Getting ready

Before starting, it is important to have an understanding of the size of the project and, if possible, some historical data from past projects.

How to do it...

Once you have created the work breakdown structure, reopen this spreadsheet:

  1. 1. Create a column called Effort Drivers:

  2. 2. For each task, identify what will drive an increase or decrease in the amount of effort required to complete the task:

  3. 3. Complete step 2 for all the tasks identified at the lowest level.

  4. 4. Add an additional column for the number of effort drivers, for example, Number of Interviews - 5

How it works...

By identifying the task drivers, you are getting an understanding of the number of components or variables within your project, which can drive the scope and duration.

There's more...

Lessons learned, or historical data from past projects, is a great asset to be used...

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