Power BI semantic models in Microsoft Fabric: storage modes, Direct Lake, relationships, DAX and performance.
Sections from the books on semantic models and dax, free to read:
When each table storage mode fits a semantic model, based on data size, latency, source security and capacity. DP-600
How the two Direct Lake flavours differ in table discovery, permission checks, fallback and unsupported cases, and which one to choose. DP-600
The three many-to-many scenarios in a semantic model and the bridge-table or relationship design each one needs. DP-600
Search the series glossary for semantic model, or browse all 5,516 terms.
Know how to secure, prepare and model data in Microsoft Fabric, and why each setting matters.