Those of you with multiple data domains in Fabric — one big semantic model or split by domain? How are you handling the trade-offs?

Samenvatting

Working with a client on a Microsoft Fabric implementation. They're using Direct Lake on OneLake mode with a single gold lakehouse. They have Power BI reports across three domains — Sales, Finance, and Operations — plus executive reports that span all three. Currently everything is served by one semantic model. I've been going back and forth on whether to keep the single model or split into domain-specific semantic models (one each for Sales, Finance, Ops) plus a dedicated executive model. Bo...