Book Image

Microsoft Power BI Cookbook

By : Author Test, Brett Powell
Book Image

Microsoft Power BI Cookbook

By: Author Test, Brett Powell

Overview of this book

Microsoft Power BI is a business intelligence and analytics platform consisting of applications and services designed to provide coherent, visual and interactive insights of data. This book will provide thorough, technical examples of using all primary Power BI tools and features as well as demonstrate high impact end-to-end solutions that leverage and integrate these technologies and services. Get familiar with Power BI development tools and services, go deep into the data connectivity and transformation, modeling, visualization and analytical capabilities of Power BI, and see Power BI’s functional programming languages of DAX and M come alive to deliver powerful solutions to address common, challenging scenarios in business intelligence. This book will excite and empower you to get more out of Power BI via detailed recipes, advanced design and development tips, and guidance on enhancing existing Power BI projects.
Table of Contents (14 chapters)

Choosing column data types

Setting the data types of columns in Power BI Desktop is usually the final step of queries and has great implications for all layers of the solution including data refresh, modeling, and visualization. Choosing appropriate data types reduces the risk of refresh failures, ensures consistent report results, and provides analytical flexibility to the data model and visualization layers.

This recipe includes four common examples of choosing and defining data types to load to Power BI Desktop. Additional details on data types and the implications of data types for Power BI development are contained in the sections following these examples.

How to do it...

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