Book Image

Qlik Sense Cookbook. - Second Edition

By : Pablo Labbe, Philip Hand, Neeraj Kharpate
Book Image

Qlik Sense Cookbook. - Second Edition

By: Pablo Labbe, Philip Hand, Neeraj Kharpate

Overview of this book

Qlik Sense allows you to explore simple and complex data to reveal hidden insight and data relationships that help you make quality decisions for overall productivity. An expert Qlik Sense user can use its features for business intelligence in an enterprise environment effectively. Qlik Sense Cookbook is an excellent guide for all aspiring Qlik Sense developers and will empower you to create featured desktop applications to obtain daily insights at work. This book takes you through the basics and advanced functions of Qlik Sense February 2018 release. You’ll start with a quick refresher on obtaining data from data files and databases, and move on to some more refined features including visualization, and scripting, as well as managing apps and user interfaces. You will then understand how to work with advanced functions like set analysis and set expressions. As you make your way through this book, you will uncover newly added features in Qlik Sense such as new visualizations, label expressions and colors for dimension and measures. By the end of this book, you will have explored various visualization extensions to create your own interactive dashboard with the required tips and tricks. This will help you overcome challenging situations while developing your applications in Qlik Sense.
Table of Contents (16 chapters)
Title Page
Copyright and Credits
Packt Upsell
Contributors
Preface
Index

Using the Peek() function to create a currency exchange rate calendar


Organizations dealing in multiple currencies may use a web service to extract the exchange rates. They may even store the currency exchange rates in Excel files, or sometimes in a database table. The exchange rates for any currency may be stored only for each RateStartDate, that, is for the day when the rate changes its value. However, for our reporting purposes, we need exchange rates for each day and not just for the day when the rate changes. For this purpose, it is beneficial to create an exchange rate calendar.

Getting ready

Create a new Qlik Sense application and load the following script into your Qlik Sense application:

ExchangeRatetemp: 
LOAD FromCurrency,ExchangeRate, 
DATE(Date#(RateStartDate,'DD/MM/YYYY')) as RateStartDate INLINE [ 
FromCurrency, ExchangeRate, RateStartDate 
EUR,0.687,01/08/2012 
EUR,0.757,02/09/2012 
EUR,0.74,08/09/2013 
EUR,1.10,24/10/2014 
SGD,0.52,01/08/2012 
SGD,0.68,27/02/2014 
SGD,0.88...