Microsoft Fabric Updates Blog

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Customer Managed Keys in OneLake: Strengthening Data Protection and Control

One of the highly requested features in Microsoft Fabric is now available: the ability to encrypt data in OneLake using your own keys. As organizations face growing data volumes and tighter regulatory expectations, Customer-Managed Keys (CMK) offer a powerful way to enforce enterprise-grade security and ensure strict ownership of encryption keys and access. With Microsoft’s …

New in Fabric Data Agent: Data source instructions for smarter, more accurate AI responses

We’re excited to introduce Data Source Instructions, a powerful new feature in the Fabric Data Agent that helps you get more precise, relevant answers from your structured data. What are Data Source instructions? When you use the Data Agent to ask questions in natural language, the agent must determine which data source to use and …

OneLake security – updates and news

It’s been almost 3 months since we announced OneLake security at FabCon 2025 in Las Vegas, and while the interest has not slowed down, we’ve also been working behind the scenes to improve the feature and address your feedback. In this blog post, we’ll go through some of the latest updates on OneLake security including …

How to make your SQL scalar user-defined function (UDF) inlineable in Microsoft Fabric Warehouse 

In our previous blog post Inline Scalar user-defined functions in Microsoft Fabric Warehouse (Preview) we have announced the availability of SQL native scalar UDFs. We also emphasized the importance of inlining and how that can affect scenarios in which UDF can be used. In this post, we aim to highlight common patterns that prevent inlining …