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

Examining and modifying the contents of a repository with the Repository Explorer


The Repository Explorer (completely redesigned in PDI 4.0) shows you a tree view of the repository to which you are connected. From the main Spoon menu, select Tools | Repository | Explore... and you get to the explorer window. Alternatively, you can open it with the shortcut Ctrl + E, or by clicking on the explore repository icon in the main toolbar. The following screenshot shows you a sample Repository explorer screen:

As mentioned earlier, besides jobs and transformations, there are additional tabs for exploring connections, partitions, and more.

The repository explorer not only shows you these elements, but also allows you to create, modify, and delete them. All these operations are executed using the toolbar at the upper right-hand corner of the Repository explorer.

The following table summarizes the available actions:

Action

Toolbar option

Procedure

Create a new element (any but transformations and jobs)

Click on the plus icon. A window will show-up for you to fill in the different properties of the new element.

Open an element for inspecting or editing

Select the item and click on the pencil icon. A window will show-up displaying the current values for the selected item and allowing you to change them.

Delete an element

Select the item you want to delete and click on the cross icon.