Power BI · Chapter 49
Power BI: Performance Analyzer and Model Tuning
Find the slow visual, fix DAX or model, prove it got faster — Analyzer, cardinality, relationships, aggs.
Fictional sample data for learning. Brands belong to their owners. Numbers are made up for class.
In this chapter
- Run Performance Analyzer and read DAX vs visual time.
- Describe DAX Studio / VertiPaq Analyzer at overview level.
- Reduce cardinality and remove useless columns.
- Avoid bi-directional relationship traps.
- Explain when aggregation tables help.
- Apply report-design performance tips.