- Create and manage relationships in Power BI Desktop: https://docs.microsoft.com/en-us/power-bi/desktop-create-and-manage-relationships
- Data View in Power BI Desktop: https://docs.microsoft.com/en-us/power-bi/desktop-data-view
- Using calculated columns in Power BI Desktop: https://docs.microsoft.com/en-us/power-bi/desktop-calculated-columns
- Measures in Power BI Desktop: https://docs.microsoft.com/en-us/power-bi/desktop-measures