Summary  
This chapter introduces ETL pipelines and data modeling concepts, covering how to extract data, apply transformations such as cleaning, pivoting, and calculated columns, and enrich a data model using a declarative expression language.  

General domain of usage  
Business intelligence dashboards

**Power BI** is a business analytics service by Microsoft that enables users to visualize and analyze data with **interactive dashboards** and **reports**. It provides tools for aggregating, analyzing, visualizing, and sharing data, making it easier for organizations to make **data-driven decisions**.

Definition

This course uses the desktop version of **Power BI**, which is only supported on **Windows**. To follow along with the exercises, you will need access to a **Windows machine**.

Note

What is the primary function of Power BI?

Power BI is an essential tool for any aspiring data analyst or business professional. Learn how to transform raw data into insightful visualizations and interactive dashboards, connect to various data sources, and create compelling reports for informed decision-making.

Dive into the world of Power BI and build a solid foundation. You'll cover everything from installation and setup to connecting data sources and creating your first report.

Explore essential data preparation techniques, including cleaning, transforming, and combining multiple data sources. You'll also tackle handling missing values, data profiling, and various data manipulation methods.


Master the fundamentals of data modeling, from understanding data models and creating relationships to getting the hang of DAX basics. You'll also learn to create measures and calculated columns.


Discover various visualization techniques and customize visuals for better insights. You'll also explore advanced features like slicers, filters, and drill-down/drill-through capabilities to enhance your data analysis.


Boost the usability and storytelling power of your reports by using themes, configuring report pages, and leveraging advanced features like the Analyze feature and identifying outliers. You'll also create groups, bins, and clusters for deeper insights.


What is Power BI?