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Microsoft Fabric Updates Blog

Fabric November 2025 Feature Summary

November 18, 2025 by Adam Saxton 80,905 Views

The November 2025 Fabric release introduces several major updates, including the general availability of SQL database, Cosmos DB, and enhanced mirroring support for key data sources such as SQL Server, Cosmos DB, and PostgreSQL. This month also brings new AI-driven features like Copilot sidecar chat tools and real-time data exploration, as well as crucial platform …

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Mirroring: Uploading your CSVs is now simpler than ever before!

Open Mirroring in Microsoft Fabric continues to evolve, and the latest updates make working with files simpler and more powerful than ever. Previously, you were required to provide a primary key for mirrored parquet and delimited text files including CSV —now, that’s no longer necessary. Mirroring in Fabric no longer requires primary keys and automatically …

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AI-powered troubleshooting for Fabric pipeline error messages

Troubleshooting pipeline failures can be overwhelming, especially when a single run throws dozens or even hundreds of errors. The new Error Insights Copilot in Fabric makes this process faster, smarter, and easier. Powered by AI, Copilot provides clear explanations, root cause analysis, and actionable recommendations, so you can resolve issues without getting lost in technical …

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Natural Language to Generate and Explain Pipeline Expressions with Copilot (Preview)

  • Headshot of article author November 21, 2025 by Connie Xu 16,367 Views

Say goodbye to complex syntax—Copilot now makes building pipeline expressions as easy as having a conversation. Introducing a new Copilot capability (Preview) that transforms how you create and understand pipeline expressions in Fabric Data Factory. Why This Matters Pipeline expressions are powerful tools for dynamic data movement and transformation. But writing them often means memorizing …

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Transform sensitive text into AI-ready data on Microsoft Fabric

Textual brings advanced entity-detection, redaction, and synthesis for unstructured text data directly into the Fabric ecosystem—empowering organizations to unlock datasets previously off limits due to privacy concerns for responsible and compliant AI/ML development. With Tonic Textual integrated into the Fabric user experience, teams can prepare office documents, PDFs and images containing sensitive text for AI …

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Govern in OneLake Catalog for Fabric admins (Preview)

OneLake catalog is the central hub for discovering and managing Fabric content. Whether you’re a business analyst searching for the right datasets, a data engineer managing structured and unstructured data, or a BI consumer looking for curated insights, the OneLake catalog seamlessly connects you to the right content. Extending OneLake catalog governance view for Fabric admins In today’s data-driven world, effective …

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