Book Image

QlikView Essentials

By : Chandraish Sinha
Book Image

QlikView Essentials

By: Chandraish Sinha

Overview of this book

This guide demonstrates just how easy it is to get started with QlikView and create your own BI application. Featuring an introduction to its core features before exploring how to load data and model it, you’ll soon become more confident that you can take full advantage of QlikView’s capabilities.. You will also learn how to use QVD files with QlikView – and how they offer a simpler way of handling data. After digging deeper into data handling, as you learn how to use mapping tables and create a master calendar, you’ll then find out how to get the most from QlikView’s visualization features – vital if you are to use your data insights effectively. From accessible and user friendly dashboards to strategies and best practices for subjecting data to further analysis, you can be confident that you’ll be prepared to get the most out of your data with QlikView. With details on how to finally secure your application and deploy it for a successful integration in your organization, QlikView Essentials underlines exactly why QlikView is becoming more and more popular for businesses that understand the value of data.
Table of Contents (15 chapters)
QlikView Essentials
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Index

Chapter 2. Extract, Transform, and Load

The power of any application lies in its data structure. QlikView can design very useful and functional data models. QlikView can extract data from disparate data sources and associate them to present a single version of the truth. The power of QlikView's ETL (extract, transform, and load) functionality can help organizations in transforming data.

In this chapter, you will learn how to extract data from different sources and transform them to design a data model. This data model will be used in later chapters to create dashboards. This chapter will help you in mastering ETL scripting in QlikView.

In this chapter, we shall learn about:

  • Scripting essentials

  • Building data models by loading data from relational data sources, Excel, and text files

  • Creating calculated fields in the tables

  • Different techniques to resolve synthetic keys

  • Resolving circular references

  • Loading Inline tables

  • Resident load

  • Including files

  • Using If statements