Microsoft Fabric Updates Blog

Unlocking the power of Real-Time Data with OneLake Events

Preview is now available: you can now subscribe to OneLake events! In today’s fast-paced digital landscape, timely data processing is crucial for maintaining competitive advantage.  OneLake now offers real-time data change notifications, empowering you to stay ahead by reacting swiftly to data modifications.

What are OneLake events?

OneLake events are notifications triggered by changes within your data lake. These events can include the creation, modification, or deletion of files and folders. By subscribing to these events, you can automate workflows, enhance data processing, and ensure your systems are always up to date.

Similar to Azure Storage events, OneLake events eliminate the need for complex code or inefficient polling services, reducing overhead and simplifying your architecture. Events are particularly beneficial in scenarios where immediate awareness of data changes is critical, such as in fraud detection, data processing, or real-time analytics. By staying ahead of data modifications, you can ensure your operations remain efficient and responsive

Getting Started

To subscribe to OneLake events:
1. Navigate to Real-Time Hub and select Fabric events, then choose OneLake events.

2. Click on ‘Set alert’ to open the data activator window and Select events to configure.

3. Configure the alert by selecting events, choosing a OneLake source, and applying any filters.

4. Select the action to associate with the alert (e.g., email, team message, or running a pipeline).

Once subscribed, you will receive notifications whenever these events occur, allowing you to trigger downstream processes or get alerts.

Key benefits:

  • Real-Time Monitoring: Instantly detect and respond to data changes, ensuring your applications and workflows are always working with the latest information.
  • Automated Workflows: Use OneLake events to trigger automated processes, such as data ingestion, transformation, and analysis, reducing manual intervention and errors
  • Enhanced Efficiency: Streamline your data operations by integrating OneLake events with other Fabric services, such as pipeline, notebook, for seamless data processing.

How it works:

  • Event Subscription: Subscribe to OneLake events through the fabric portal using Real-Time Hub. Define the types of events you want to monitor, such as file creation, modification, or deletion.
  • Event Handling: Once subscribed, you will receive notifications whenever the defined events occur. You can use these notifications to get alerts or trigger downstream processes.
  • Integrate: Integrate OneLake events with other Fabric services like pipeline or a notebook to build robust, automated workflows.

Use cases:

  • Data Ingestion: Automatically trigger data ingestion processes when new data files are added to your data lake.
  • Data Transformation: Initiate data transformation tasks whenever existing data is updated, ensuring your analytics are always based on the latest information.
  • Alerting and Monitoring: Set up alerts to notify your team of critical data changes, enabling proactive monitoring and quick response to potential issues.

In essence, OneLake events provide a powerful tool for real-time data processing, enabling businesses to automate workflows, enhance efficiency, and maintain up-to-date systems. By integrating OneLake events into your data operations, you can unlock new levels of agility and responsiveness, ensuring your business stays ahead in the data-driven world.

For more information, refer to our documentation.

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