Book Image

QlikView: Advanced Data Visualization

By : Miguel Angel Garcia, Barry Harmsen, Stephen Redmond, Karl Pover
Book Image

QlikView: Advanced Data Visualization

By: Miguel Angel Garcia, Barry Harmsen, Stephen Redmond, Karl Pover

Overview of this book

QlikView is one of the most flexible and powerful business intelligence platforms around, and if you want to transform data into insights, it is one of the best options you have at hand. Use this Learning Path, to explore the many features of QlikView to realize the potential of your data and present it as impactful and engaging visualizations. Each chapter in this Learning Path starts with an understanding of a business requirement and its associated data model and then helps you create insightful analysis and data visualizations around it. You will look at problems that you might encounter while visualizing complex data insights using QlikView, and learn how to troubleshoot these and other not-so-common errors. This Learning Path contains real-world examples from a variety of business domains, such as sales, finance, marketing, and human resources. With all the knowledge that you gain from this Learning Path, you will have all the experience you need to implement your next QlikView project like a pro. This Learning Path includes content from the following Packt products: • QlikView for Developers by Miguel Ángel García, Barry Harmsen • Mastering QlikView by Stephen Redmond • Mastering QlikView Data Visualization by Karl Pover
Table of Contents (25 chapters)
QlikView: Advanced Data Visualization
Contributors
Preface
Index

QlikView extensions and the cycle plot


If we are going to work with advanced data visualization in QlikView, we have to get used to working with extensions. We can either develop the QlikView extension ourselves or use open source extensions that are available in Qlik Branch (http://branch.qlik.com).

For example, we are presented with the challenge to find a better way to visualize year-over-year (YoY), week-over-week (WoW), or any other period-over-period analysis. The following line chart demonstrates how difficult it can be to compare a large number of periods:

A cycle plot (Cleveland, Dunn, and Terpenning, 1978) offers a alternate way to compare a large number of periods. The following cycle plot is a QlikView extension that displays the average sales by weekday in each month and compares it to the total average sales represented by a flat horizontal line:

Exercise 12.6

Let's create this cycle plot in Sales_Perspective_Sandbox.qvw using the following steps:

  1. In the Ch. 2 folder of the book...