Power BI Report Builder for Developers — Lesson 2: Layout, Expressions, and Data Regions

Lesson Overview

This lesson develops practical understanding of Layout, Expressions, and Data Regions within the Power BI Report Builder for Developers learning path.

Learners connect the key concepts to a realistic paginated report development with Power BI Report Builder scenario and document the decisions, evidence, risks, and improvement opportunities identified during the activity.

Learning Objectives

• Explain the purpose and role of layout, expressions, and data regions.
• Apply the lesson concepts to a practical paginated report development with Power BI Report Builder requirement.
• Recognize security, governance, operational, and quality considerations.
• Validate the result and recommend appropriate next steps.

Topics Covered

• tables and matrices
• parameters
• expressions and formatting
• grouping and pagination

Hands-On Activity

1. Review the scenario, stakeholders, current process, requirements, and expected outcome.
2. Prepare the required Microsoft environment, design, query, report, script, or configuration.
3. Complete the guided implementation and record important decisions and dependencies.
4. Test the outcome using functional, security, data-quality, and operational checks.
5. Document issues, corrective actions, evidence, and an improvement recommendation.

Validation Checklist

• The solution or analysis matches the documented requirement.
• Configuration, calculations, queries, scripts, or workflows produce the expected result.
• Security, access, governance, data quality, and operational impacts are reviewed.
• Errors and limitations are documented with clear corrective actions.
• The final output includes reusable notes and practical next steps.

Lesson Outcome

After completing this lesson, learners can explain, apply, and validate layout, expressions, and data regions in a realistic workplace scenario.