Book Image

Microsoft Power BI Complete Reference

By : Devin Knight, Brian Knight, Mitchell Pearson, Manuel Quintana, Brett Powell
Book Image

Microsoft Power BI Complete Reference

By: Devin Knight, Brian Knight, Mitchell Pearson, Manuel Quintana, Brett Powell

Overview of this book

Microsoft Power BI Complete Reference Guide gets you started with business intelligence by showing you how to install the Power BI toolset, design effective data models, and build basic dashboards and visualizations that make your data come to life. In this Learning Path, you will learn to create powerful interactive reports by visualizing your data and learn visualization styles, tips and tricks to bring your data to life. You will be able to administer your organization's Power BI environment to create and share dashboards. You will also be able to streamline deployment by implementing security and regular data refreshes. Next, you will delve deeper into the nuances of Power BI and handling projects. You will get acquainted with planning a Power BI project, development, and distribution of content, and deployment. You will learn to connect and extract data from various sources to create robust datasets, reports, and dashboards. Additionally, you will learn how to format reports and apply custom visuals, animation and analytics to further refine your data. By the end of this Learning Path, you will learn to implement the various Power BI tools such as on-premises gateway together along with staging and securely distributing content via apps. This Learning Path includes content from the following Packt products: • Microsoft Power BI Quick Start Guide by Devin Knight et al. • Mastering Microsoft Power BI by Brett Powell
Table of Contents (25 chapters)
Title Page
About Packt

Dashboard cache refresh

Dashboard tiles based on import mode datasets are refreshed when the dataset itself is refreshed in the Power BI service. For dashboard tiles based on DirectQuery or Live connection datasets, however, the Power BI service maintains a scheduled cache refresh process for updating dashboard tiles. The purpose of this cache is to ensure dashboards are loaded extremely quickly since, as described in Chapter 13, Designing Power BI Dashboards and Architectures, many users, such as executives, exclusively rely on dashboards.

By default, the dashboard tile cache is refreshed once every hour. As shown in the following image, owners of these datasets can configure this refresh process to occur as frequently as every 15 minutes or as infrequently as once per week:

Scheduled cache refresh

In the preceding example, a Power BI dataset (AdWorksEnterpriseDQ) containing a DirectQuery connection to an on-premises SQL Server database has been published to an app workspace in Power BI. The...