Courses Power BI Data Analyst Model Data Module 5 of 12 Course 34% complete Prev Start Next Course Module Model Data Start Module Skills covered: Modeling Data. Total duration: 51 minutes. Lessons Star schemas and circular relationships 2m Managing and deactivating relationships 2m Relationship cardinality 5m Relationship types 7m Cross filter direction 7m Demo: Cross filters in the AdventureWorks model 16m Hierarchies for drill-down reporting 9m