Microsoft Fabric mirrors Dremio data catalogs into OneLake
Microsoft has launched a preview feature in Fabric that mirrors Dremio catalogs directly into OneLake. It connects to Dremio's Iceberg REST endpoint using a personal access token, copying metadata for chosen tables and namespaces. This creates OneLake shortcuts for zero-copy access. Users can now query Dremio data in Power BI or other Fabric tools without importing or transforming it first. Changes in Dremio auto-sync to OneLake. On-premises gateway support is still being developed. The feature relies on Apache Iceberg standards to keep Dremio's governance intact.
Power BI users previously faced hurdles pulling data from specialist tools like Dremio. They often built slow ETL pipelines or manual imports, leading to duplicate data and refresh delays that frustrated dashboard builds. Now Fabric handles the mirroring automatically, letting beginners query enterprise lakehouses as if they were native OneLake files. This cuts setup time but only helps if Dremio is already in play, shifting focus from data prep to actual visuals and DAX.
Analysis
Dremio mirroring sounds fancy but it's useless if your data lives in Excel folders or basic SQL servers, which is 90% of your world. This preview distracts from real speed gains like Direct Lake on everyday sources. Prototype one Direct Lake report on your main dataset right now to get sub-second refreshes without touching Power Query messes.
Citation
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