Microsoft Fabric Updates Blog

Understanding Locking and DDL Blocking in Microsoft Fabric Data Warehouse

As adoption of Microsoft Fabric Data Warehouse accelerates, understanding its concurrency model becomes essential for developers, architects, and data engineers. In this post, we’ll explore how Fabric DW handles locking, the nuances of DDL blocking, and how these behaviors impact your workloads. Locking Behavior in Fabric Data Warehouse Fabric DW supports ACID-compliant transactions using standard … Continue reading “Understanding Locking and DDL Blocking in Microsoft Fabric Data Warehouse”

Resolving Write Conflicts in Microsoft Fabric Data Warehouse

Fabric Data Warehouse (DW) supports ACID-compliant transactions using standard T-SQL (BEGIN TRANSACTION, COMMIT, ROLLBACK) and uses Snapshot Isolation (SI) as its exclusive concurrency control model. All operations within a transaction are treated atomically—either all succeed or all fail. This ensures that each transaction operates on a consistent snapshot of the data as it existed at … Continue reading “Resolving Write Conflicts in Microsoft Fabric Data Warehouse”

Spark Connector for SQL databases (Preview)

Fabric Spark connector for SQL databases (Azure SQL databases, Azure SQL Managed Instances, Fabric SQL databases and SQL Server in Azure VM) in the Fabric Spark runtime is now available. This connector enables Spark developers and data scientists to access and work with data from SQL database engines using a simplified Spark API. The connector … Continue reading “Spark Connector for SQL databases (Preview)”

Service Principal Support in Semantic Link: Enabling Scalable, Secure Automation

Microsoft Fabric continues to evolve as a unified platform for data professionals, and the latest update to Semantic Link introduces Service Principal support—a key enhancement for teams looking to automate and scale their data workflows securely.  Semantic Link enables seamless integration between notebooks and semantic models, allowing users to query and analyze data directly from … Continue reading “Service Principal Support in Semantic Link: Enabling Scalable, Secure Automation”