Data Transformation and Star/Snowflake Models
The lesson explains how to transform source data into analytical models, covering the star schema with a central fact table surrounded by dimension tables, the snowflake model with normalized dimensions, best practices for single fact tables, and query performance implications.
Previous Module
Prepare Data in Power BI Desktop
This Module
Clean, Transform and Load Data
Data Transformation and Star/Snowflake Models
Demo: Power Query Editor Walkthrough
Common Data Transformations
Shaping Data and Column Data Types
Combining and Reshaping Tables
Query Folding
Dynamic Reports with Parameters
Modeling the AdventureWorks Data Set
Star Schema and Table Types