Đề cương khóa học

Recap and Data Model Design Principles

  • Understanding the data modeling layer in Power BI
  • Star and snowflake schema concepts
  • Creating and managing relationships between tables

Introduction to DAX (Data Analysis Expressions)

  • DAX syntax and data types
  • Calculated columns vs. measures
  • Common DAX functions: SUMX, CALCULATE, FILTER, RELATED

Advanced DAX and Business Logic

  • Time intelligence functions (YTD, MTD, QTD)
  • Conditional logic and dynamic calculations
  • Ranking, running totals, and comparative metrics

Data Transformation and Optimization

  • Working with Power Query for advanced transformations
  • Combining multiple data sources efficiently
  • Improving performance through query folding and relationships

Enhanced Visualizations and Interactivity

  • Custom visuals and market extensions
  • Drill-downs, bookmarks, and what-if parameters
  • Creating paginated and dynamic reports

Performance and Governance in Power BI

  • Best practices for dataset management
  • Optimizing refresh schedules and query performance
  • Implementing row-level security (RLS)

Hands-on Project: Building a Sales Intelligence Dashboard

  • Developing KPIs with DAX measures
  • Designing a model-driven dashboard for business insights
  • Applying governance and sharing best practices

Summary and Next Steps

Yêu cầu

  • An understanding of Power BI interface and report creation
  • Experience building dashboards in Power BI
  • Basic familiarity with data relationships and filters

Audience

  • Business intelligence professionals
  • Data analysts and reporting specialists
  • Developers working with data visualization and analytics
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