Book Image

QlikView for Developers

By : Miguel Angel Garcia, Barry Harmsen
Book Image

QlikView for Developers

By: Miguel Angel Garcia, Barry Harmsen

Overview of this book

QlikView is one of the most flexible and powerful Business Intelligence platforms around. If you want to build data into your organization, build it around QlikView. Don't get caught in the gap between data and knowledge – find out how QlikView can help you unlock insights and data potential with ease. Whether you're new to QlikView or want to get up to speed with the features and functionality of QlikView, this book starts at a basic level and delves more deeply to demonstrate how to make QlikView work for you, and make it meet the needs of your organization. Using a real-world use-case to highlight the extensive impact of effective business analytics, this book might well be your silver bullet for success. A superb hands-on guide to get you started by exploring the fundamentals of QlikView before learning how to successfully implement it, technically and strategically. You'll learn valuable tips, tricks, and insightful information on loading different types of data into QlikView, and how to model it effectively. You will also learn how to write useful scripts for QlikView to handle potentially complex data transformations in a way that is simple and elegant. From ensuring consistency and clarity in your data models, to techniques for managing expressions using variables, this book makes sure that your QlikView projects are organized in a way that's most productive for you and key stakeholders.
Table of Contents (24 chapters)
QlikView for Developers
Credits
About the Authors
Acknowledgements
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
Index

The associative data model


After reviewing the theory of dimensional data modeling, it is now time to apply those concepts to how QlikView works. By now, we know that a QlikView document is, in general terms, used to visualize data. This data can come from disparate sources: a database, Excel files, a legacy system, or even the Web. But how do we put all this data together? The answer is: through the associative data model.

The associative data model can be said to be equal in structure to a dimensional model. However, a data model of any type in QlikView becomes an associative data model because it not only contains the different source tables from which the charts get the data, but also keeps them associated in a way which allows the QlikView document and its users to consume information and aggregate data cross dimensionally in any possible way. In a QlikView data model, all of the field values from all of the tables in the model are automatically associated among themselves based purely...