Book Image

Pentaho Data Integration Cookbook - Second Edition - Second Edition

Book Image

Pentaho Data Integration Cookbook - Second Edition - Second Edition

Overview of this book

Pentaho Data Integration is the premier open source ETL tool, providing easy, fast, and effective ways to move and transform data. While PDI is relatively easy to pick up, it can take time to learn the best practices so you can design your transformations to process data faster and more efficiently. If you are looking for clear and practical recipes that will advance your skills in Kettle, then this is the book for you. Pentaho Data Integration Cookbook Second Edition guides you through the features of explains the Kettle features in detail and provides easy to follow recipes on file management and databases that can throw a curve ball to even the most experienced developers. Pentaho Data Integration Cookbook Second Edition provides updates to the material covered in the first edition as well as new recipes that show you how to use some of the key features of PDI that have been released since the publication of the first edition. You will learn how to work with various data sources – from relational and NoSQL databases, flat files, XML files, and more. The book will also cover best practices that you can take advantage of immediately within your own solutions, like building reusable code, data quality, and plugins that can add even more functionality. Pentaho Data Integration Cookbook Second Edition will provide you with the recipes that cover the common pitfalls that even seasoned developers can find themselves facing. You will also learn how to use various data sources in Kettle as well as advanced features.
Table of Contents (21 chapters)
Pentaho Data Integration Cookbook Second Edition
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
References
Index

Reading an RSS Feed


RSS (Really Simple Syndication) feeds allow websites to provide a structured listing of content that can be parsed out across various tools such as news aggregators, social sites, and so on. RSS feeds are created using a specialized XML format that makes it easy to parse through.

Getting ready

For this recipe, we will be using an RSS feed from Packt Publication's website which shows the latest news and releases. The feed is available at https://www.packtpub.com/rss.xml.

Take a moment and look through the feed by opening the link in a browser to get familiar with the data before going through the recipe. You can also save a copy of the page and view the XML structure.

How to do it...

Perform the following steps:

  1. Create a new transformation.

  2. From the Input section, select an RSS Input step and add it to the canvas.

  3. Open the RSS Input step. In the URL List section, add the following URL: https://www.packtpub.com/rss.xml.

  4. Switch to the Fields tab and click on the Get Fields button...