Search icon
Subscription
0
Cart icon
Close icon
You have no products in your basket yet
Arrow left icon
All Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Newsletters
Free Learning
Arrow right icon
Pentaho Data Integration Cookbook - Second Edition - Second Edition

You're reading from  Pentaho Data Integration Cookbook - Second Edition - Second Edition

Product type Book
Published in Dec 2013
Publisher Packt
ISBN-13 9781783280674
Pages 462 pages
Edition 2nd Edition
Languages

Table of Contents (21) Chapters

Pentaho Data Integration Cookbook Second Edition
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1. Working with Databases 2. Reading and Writing Files 3. Working with Big Data and Cloud Sources 4. Manipulating XML Structures 5. File Management 6. Looking for Data 7. Understanding and Optimizing Data Flows 8. Executing and Re-using Jobs and Transformations 9. Integrating Kettle and the Pentaho Suite 10. Getting the Most Out of Kettle 11. Utilizing Visualization Tools in Kettle 12. Data Analytics Data Structures References Index

Executing a job or a transformation by setting static arguments and parameters


When you develop a transformation that reads command-line arguments or defines named parameters, you usually intend to call it more than once with different values for those parameters or arguments. If you know the values beforehand, there is an easy way to call the transformation, as you will see in this recipe. Suppose that you want to create the following three files:

  • First file: Numbers from 1 to 10, incrementing by 1, as in 0, 1,..., 10

  • Second file: Numbers from 0 to 100, incrementing by 20, as in 0, 20, 40,..., 100

  • Third file: Numbers from 100 to 500, incrementing by 100, as in 100, 200,.., 500

You have a transformation that generates sequences like these. You just have to call it three times with the proper arguments and parameters.

Getting ready

You need the sample transformation that generates a file with a sequence described in the introduction.

Make sure you have defined the variable ${OUTPUT_FOLDER} with...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $15.99/month. Cancel anytime}