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 – inserting new products or updating existing ones


So far, you created the jigsaw puzzles database and loaded a list of the puzzles' manufacturers. It's time to begin loading information about the products you will sell, that is, the puzzles.

Suppose that in order to show you what they are selling, the suppliers provide you with lists of products made by the manufacturers themselves. Fortunately, they don't give you the lists in the form of papers, but they give you either plain files or spreadsheets. In this tutorial, you will take the list of products offered by the manufacturer Classic DeLuxe, and load it into the puzzles table.

  1. Find the productlist_LUX_200908.txt file from the downloaded code bundle and save it in the folder pointed to by your ${LABSINPUT} variable.

  2. Open Spoon and create a new transformation.

  3. Add a Text file input step and configure it to read the file productlist_LUX_200908.txt. As Separator, type |. In order to fill in the fields grid, use the Get Fields...