Book Image

Learning Pentaho Data Integration 8 CE - Third Edition

Book Image

Learning Pentaho Data Integration 8 CE - Third Edition

Overview of this book

Pentaho Data Integration(PDI) is an intuitive and graphical environment packed with drag-and-drop design and powerful Extract-Tranform-Load (ETL) capabilities. This book shows and explains the new interactive features of Spoon, the revamped look and feel, and the newest features of the tool including transformations and jobs Executors and the invaluable Metadata Injection capability. We begin with the installation of PDI software and then move on to cover all the key PDI concepts. Each of the chapter introduces new features, enabling you to gradually get practicing with the tool. First, you will learn to do all kind of data manipulation and work with simple plain files. Then, the book teaches you how you can work with relational databases inside PDI. Moreover, you will be given a primer on data warehouse concepts and you will learn how to load data in a data warehouse. During the course of this book, you will be familiarized with its intuitive, graphical and drag-and-drop design environment. By the end of this book, you will learn everything you need to know in order to meet your data manipulation requirements. Besides, your will be given best practices and advises for designing and deploying your projects.
Table of Contents (17 chapters)

Designing and running jobs


The previous section introduced you to the basics about jobs. In this section, you will have the opportunity to become more familiar with the design process of a Job.

Revisiting the Spoon interface and the editing features

You already know how to use Spoon for designing and running transformations. As you must have noticed, there are a lot of similarities when it's time to design and create a Job. Let's explain how Spoon looks like when you work with jobs:

Spoon interface

The following table describes the main differences you will notice while designing a Job, as compared to designing a Transformation:

Area

Description

Design tree

You don't see a list of steps but a list of Job entries.

Job toolbar

You no longer see some options that only make sense while working with datasets. One of them is the Preview button. It makes no sense to preview data in jobs.

Job metrics tab

(Execution results window)

Instead of Step Metrics, you have this tab. Here you can see metrics for each...