Book Image

Learning Informatica PowerCenter 10.x - Second Edition

By : Rahul Malewar
Book Image

Learning Informatica PowerCenter 10.x - Second Edition

By: Rahul Malewar

Overview of this book

Informatica PowerCenter is an industry-leading ETL tool, known for its accelerated data extraction, transformation, and data management strategies. This book will be your quick guide to exploring Informatica PowerCenter’s powerful features such as working on sources, targets, transformations, performance optimization, scheduling, deploying for processing, and managing your data at speed. First, you’ll learn how to install and configure tools. You will learn to implement various data warehouse and ETL concepts, and use PowerCenter 10.x components to build mappings, tasks, workflows, and so on. You will come across features such as transformations, SCD, XML processing, partitioning, constraint-based loading, Incremental aggregation, and many more. Moreover, you’ll also learn to deliver powerful visualizations for data profiling using the advanced monitoring dashboard functionality offered by the new version. Using data transformation technique, performance tuning, and the many new advanced features, this book will help you understand and process data for training or production purposes. The step-by-step approach and adoption of real-time scenarios will guide you through effectively accessing all core functionalities offered by Informatica PowerCenter version 10.x.
Table of Contents (20 chapters)
Title Page
Credits
About the Author
Acknowledgement
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Joiner transformation


Joiner transformation is used to join two heterogeneous sources. You can join data from same the source type also. The minimum criteria for joining the data are a matching column in both the sources. A mapping indicating the Joiner transformation is shown in the following screenshot:

Joiner transformation has two pipelines, one is called Master and the other is called Detail. We do not have any left or right Join as we have in SQL database.

To use Joiner transformation, drag all the required columns from the two sources into Joiner transformation, and define the Join condition and Join type in the properties.

Master and Detail Pipeline

By default, when you add the first source, it becomes Detail and the other becomes Master. You can decide to change the master or detail source. To make a source the Master source, check the Master port for the corresponding source as shown in the following screenshot:

Always verify that the Master and Detail sources are defined to enhance...