Book Image

SAP HANA Cookbook

Book Image

SAP HANA Cookbook

Overview of this book

SAP HANA is a real-time applications platform that provides a multi-purpose, in-memory appliance. Decision makers in the organization can gain instant insight into business operations. Thus all the data available can be analysed and you can react to the changing business conditions rapidly to make decisions. The real-time platform not only empowers business users and top management to make decisions but also provides the capability to make decisions in real-time.A practical and comprehensive guide that helps you understand the power of SAP HANA’s real-time and in-memory capabilities. It also provides step-by-step instructions to exploit all the possible features of the SAP HANA database, enabling users to harness the full potential of this technology and its features.You will gain an understanding of real-time replications, effective data loading from various sources, how to load data, and how to create re-usable objects such as models and reports.Use this practical guide to enable or transform your business landscape by implementing SAP HANA to meet your business requirements. The book shows you how to load data from different types of systems, create models in SAP HANA, and consume data for decision-making. The book covers various tools at different stages creating models using SAP HANA Studio, and consuming data using reporting tools such as SAP BusinessObjects, SAP Lumira, and so on . This book also explains the in-depth architecture of SAP HANA to help you understand SAP HANA as an appliance, that is, a combination of hardware and software.The book covers the best practices to leverage SAP HANA’s in-memory technology to transform data into insightful information. It also covers technology landscaping, solution architecture, connectivity, data loading, and setting up the environment for modeling purpose (including setup of SAP HANA Studio).If you have an intention to start your career as SAP HANA Modeler, this book is the perfect start.  
Table of Contents (16 chapters)
SAP HANA Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Creating variables


Variables are used when values are to be determined dynamically. Variables can be created in analytic and calculation views on any field in the output definition of the view.

Getting ready

In order to create variables, we should have analytic or calculation views on hand. Having created one of these models, let us start creating variables.

How to do it…

In this recipe, we will see how to create variables in SAP HANA that enable end users to change values dynamically at the time of executing reports. Follow the given steps:

  1. Open an analytic or calculation view and click on the Semantics section.

  2. Under Variables/Input Parameters, click on the plus sign in the right corner of the screen and select Create Variable, as shown in the following screenshot:

  3. Enter information in all the fields and click on OK. The Default Value field is optional.

  4. After creating a variable, we can see the variable against the field we selected in the Semantics section, as shown in the following screenshot...