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

Using the expression editor


To manipulate the date, we need to write the functions in the ports. You can use the functions provided from the list of functions inside the expression editor.

  1. Click on the icon as shown in the following screenshot to open the expression editor:
  2. New windows will pop up where you can write the function. From the Functions tab, you can use functions. Informatica PowerCenter provides all the functions that cater to the need of SQL/Oracle functions, mathematical functions, trigonometric functions, date functions, and so on.

  1. In our scenario ,we need to use the CONCAT function. Double-click on the Concat function under the list of functions to get the function in the editor as shown in the following screenshot:
  1. Click on Ports in the expression editor, and double-click on FIRST_NAME and LAST_NAME to get the function as shown in the following screenshot:
  • As you can notice in the preceding screenshot, the expression editor provides a numeric keypad and an operator keypad...