What is OneLake Data Hub?
OneLake Data Hub is a centralized interface to all data housed within OneLake, including data warehouses, lakehouses and their SQL endpoints, KQL databases, datamarts, and datasets. It is a key component of Microsoft Fabric, the next generation data platform for analytics.
![]()
Benefits of OneLake Data Hub
OneLake Data Hub provides a number of benefits, including:
- Easy data discovery: Users can easily browse and find data items in OneLake Data Hub, regardless of where the data is physically stored. This makes it easy to find the data you need to build reports, dashboards, and other analytics solutions.
- Data management: OneLake Data Hub provides a number of features for managing data, such as data quality checks, lineage tracking, and access control. This helps to ensure that your data is accurate, consistent, and secure.
- Data reuse: OneLake Data Hub makes it easy to reuse data across different projects and teams. This helps to improve efficiency and reduce the cost of data analysis.
OneLake Data Hub is integrated with a number of other Microsoft products, including Power BI, Azure Data Factory, and Azure Synapse Analytics. This integration makes it easy to use OneLake Data Hub to build and deploy analytics solutions.
Features of OneLake Data Hub
Here are some of the key features of OneLake Data Hub.
- Centralized data discovery: OneLake Data Hub provides a single, unified view of all data in OneLake. This makes it easy to find the data you need, regardless of where it is physically stored. For example, let's say you are a data analyst who needs to find data about customer orders. You can use OneLake Data Hub to search for all data items that contain the word "order". This will return a list of all data items that contain the word "order", regardless of whether they are stored in a data warehouse, lakehouse, or dataset.
- Data management: OneLake Data Hub provides a number of features for managing data, such as data quality checks, lineage tracking, and access control. This helps to ensure that your data is accurate, consistent, and secure. For example, you can use OneLake Data Hub to run data quality checks to ensure that your customer order data is accurate and complete. You can also use OneLake Data Hub to track the lineage of your customer order data so that you can see how the data was created and updated. Finally, you can use OneLake Data Hub to control who has access to your customer order data so that only authorized users can view or modify the data.
- Data reuse: OneLake Data Hub makes it easy to reuse data across different projects and teams. This helps to improve efficiency and reduce the cost of data analysis. For example, let's say you have created a data model for customer orders. You can use OneLake Data Hub to share the data model with other teams in your organization so that they can use the data model to build their own analytics solutions.
- Integration with other Microsoft products: OneLake Data Hub is integrated with a number of other Microsoft products, including Power BI, Azure Data Factory, and Azure Synapse Analytics. This integration makes it easy to use OneLake Data Hub to build and deploy analytics solutions. For example, you can use OneLake Data Hub to connect to a Power BI dataset so that you can create reports and dashboards based on the data in the dataset.
![]()
How does OneLake Data Hub work?
OneLake Data Hub uses a number of different technologies to provide its features, including:
- Azure Data Catalog: Azure Data Catalog is a metadata management service that helps you to discover, manage, and govern your data assets. OneLake Data Hub uses Azure Data Catalog to store information about the data items in OneLake.
- Azure Data Explorer: Azure Data Explorer is a fully managed data analytics service that provides fast, scalable, and secure analytics for streaming and historical data. OneLake Data Hub uses Azure Data Explorer to store lineage information for the data items in OneLake.
- Azure Active Directory: Azure Active Directory is a cloud-based identity and access management service that helps you to secure your data. OneLake Data Hub uses Azure Active Directory to control access to the data items in OneLake.
How to use OneLake Data Hub?
There are a few different ways to use OneLake Data Hub:
- Web portal: You can use the OneLake Data Hub web portal to browse and find data items, manage data, and reuse data.
- API: You can use the OneLake Data Hub API to programmatically access the data items in OneLake.
- SDKs: There are SDKs available for a number of programming languages that make it easy to use OneLake Data Hub.
Examples of how OneLake Data Hub can be used
Here are some examples of how OneLake Data Hub can be used:
- A marketing team can use OneLake Data Hub to find data about customer demographics so that they can target their marketing campaigns more effectively.
- A sales team can use OneLake Data Hub to find data about customer purchase history so that they can upsell and cross-sell products to customers.
- A product team can use OneLake Data Hub to find data about customer feedback so that they can improve their products.
Conclusion
OneLake Data Hub is a powerful tool for managing and accessing data in OneLake. It can help you to improve data discovery, management, and reuse. If you are looking for a centralized way to manage your data, OneLake Data Hub is a good option to consider.