OneLake
The unified, organisation-wide data lake storage layer in Microsoft Fabric — a single logical data lake accessible by all Fabric workloads.
Definition
The unified, organisation-wide data lake storage layer in Microsoft Fabric — a single logical data lake accessible by all Fabric workloads.
In Practice
OneLake eliminates data duplication across Synapse, Power BI, and Data Factory by providing a single storage location that all Microsoft Fabric services read from and write to.
Why It Matters for Your Business
Understanding OneLake is important for anyone evaluating, implementing, or optimising a Power BI environment. Organisations that get this right from the start avoid costly rework and build analytics platforms that scale effectively as their data and reporting needs grow.
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