Power BI: Data Transformation & Modeling (TTDPB03)

About This Course:

Take your Power BI skills to the next level with Power BI: Data Transformation and Modeling, an engaging, hands-on course designed for professionals who already know the basics and want to refine their expertise. Throughout the course you will learn gain the tools and techniques to handle real-world challenges like optimizing data quality, creating scalable queries, and building high-performing semantic models. This course focuses on practical applications, ensuring you can confidently retrieve and connect data from various sources, address data quality issues, and manipulate queries with advanced techniques. You'll also explore best practices for creating and maintaining star schemas, writing efficient DAX measures, and implementing row-level security to enhance data governance.

Course Objectives:

• Identify and retrieve data from various data sources and understand the different connection methods.

• Connect and change connections to a variety of data sources

• Identify problems with data quality and errors and address them

• Leverage Applied Steps and the Advanced Editor

• Manipulate queries to create additional queries or modify existing queries

• Future proof queries

• Create parameters and functions

• Set up for incremental refresh

• Create a star schema that meets best practice standards

• Write DAX measures with a variety of DAX functions, including CALCULATE

• Use variables and nested expressions to streamline DAX measures

• Activate inactive relationships

• Avoid many-to-many relationships

• Set up incremental refresh in the model

• Measure the performance of a report page

• Use the DAX query view to view and improve the performance of DAX expressions

• Create security roles and assign row level security through the role

Audience:

• This course is geared for data analysts, business intelligence professionals, and power users who are already familiar with Power BI basics but want to sharpen their skills and become more effective in their roles. Whether you're designing dashboards, creating data models, or improving reporting accuracy, this class provides the tools you need to succeed.

Prerequisites:

• Basic familiarity with Power BI tools and interface.

• A working knowledge of importing and visualizing data.

• General understanding of database concepts and relationships.