You're reading from Hands-On SQL Server 2019 Analysis Services Design and query tabular and multi-dimensional models using Microsoft's SQL Server Analysis Services

Product type Paperback

Published in Oct 2020

Publisher Packt

ISBN-13 9781800204768

Length 474 pages

Edition 1st Edition

Languages

SQL

Tools

SQL Server

Concepts

Data Analysis

Author (1):

Steven Hughes

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Table of Contents (19) Chapters

Preface

1. Section 1: Choosing Your Model

2. Chapter 1: Analysis Services in SQL Server 2019 FREE CHAPTER

3. Chapter 2: Choosing the SQL Server 2019 Analytic Model for Your BI Needs

4. Section 2: Building and Deploying a Multidimensional Model

5. Chapter 3: Preparing Your Data for Multidimensional Models

6. Chapter 4: Building a Multidimensional Cube in SSAS 2019

7. Chapter 5: Adding Measures and Calculations with MDX

8. Section 3: Building and Deploying Tabular Models

9. Chapter 6: Preparing Your Data for Tabular Models

10. Chapter 7: Building a Tabular Model in SSAS 2019

11. Chapter 8: Adding Measures and Calculations with DAX

12. Section 4: Exposing Insights while Visualizing Data from Your Models

13. Chapter 9: Exploring and Visualizing Your Data with Excel

14. Chapter 10: Creating Interactive Reports and Enhancing Your Models in Power BI

15. Section 5: Security, Administration, and Managing Your Models

16. Chapter 11: Securing Your SSAS Models

17. Chapter 12: Common Administration and Maintenance Tasks

18. Other Books You May Enjoy

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Creating calculated tables

Calculated tables in tabular models are built using DAX and purely calculations. Calculated tables allow you to create role-playing dimensions, filtered row sets, summary tables, or even composite tables (made from columns of more than one table). We will demonstrate the use cases in this section.

Creating a delivery date table to support role playing

In our model, we have used two dates – Invoice Date and Delivery Date – in the Sales table. We have been using Invoice Date as our primary date in the model. This means that in order to refer to Delivery Date in calculations, you need to use the USERELATIONSHIP function. Both Invoice Date and Delivery Date are related to our Date table. However, only the relationship with Invoice Date is active.

You can visually identify inactive relationships in the Diagram view. In the following screenshot, you can see the two relationships. The inactive relationship is signified by the dotted line...