Book Image

Pentaho Data Integration Beginner's Guide - Second Edition - Second Edition

By : María Carina Roldán
Book Image

Pentaho Data Integration Beginner's Guide - Second Edition - Second Edition

By: María Carina Roldán

Overview of this book

Capturing, manipulating, cleansing, transferring, and loading data effectively are the prime requirements in every IT organization. Achieving these tasks require people devoted to developing extensive software programs, or investing in ETL or data integration tools that can simplify this work. Pentaho Data Integration is a full-featured open source ETL solution that allows you to meet these requirements. Pentaho Data Integration has an intuitive, graphical, drag-and-drop design environment and its ETL capabilities are powerful. However, getting started with Pentaho Data Integration can be difficult or confusing. "Pentaho Data Integration Beginner's Guide - Second Edition" provides the guidance needed to overcome that difficulty, covering all the possible key features of Pentaho Data Integration. "Pentaho Data Integration Beginner's Guide - Second Edition" starts with the installation of Pentaho Data Integration software and then moves on to cover all the key Pentaho Data Integration concepts. Each chapter introduces new features, allowing you to gradually get involved with the tool. First, you will learn to do all kinds of data manipulation and work with plain files. Then, the book gives you a primer on databases and teaches you how to work with databases inside Pentaho Data Integration. Moreover, you will be introduced to data warehouse concepts and you will learn how to load data in a data warehouse. After that, you will learn to implement simple and complex processes. Finally, you will have the opportunity of applying and reinforcing all the learned concepts through the implementation of a simple datamart. With "Pentaho Data Integration Beginner's Guide - Second Edition", you will learn everything you need to know in order to meet your data manipulation requirements.
Table of Contents (26 chapters)
Pentaho Data Integration Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Best Practices
Index

Time for action – assigning tasks by distributing


Let's suppose you want to distribute the issues among three programmers so each of them implements a subset of the new features.

  1. Open the transformation created in the previous section, change the description, and save it under a different name.

  2. Now delete all the steps after the Sort rows step.

  3. Change the Filter rows step to keep only the unassigned issues: Assignee field equal to the string Unassigned. The condition looks like this:

  4. From the Transform category of steps, drag an Add sequence step to the canvas and create a hop from the Sort rows step to this new step.

  5. Double-click on the Add sequence step and replace the content of the Name of value textbox with nr.

  6. Drag to the canvas three Microsoft Excel Output steps.

  7. Link the Add sequence step to one of these steps.

  8. Configure the Microsoft Excel Output step to send the fields nr, Priority, and Summary to an Excel file named f_costa.xls (the name of one of the programmers). The Fields tab should...