OneCopy principle

Concept

The OneCopy principle in Microsoft Fabric means data is stored once in OneLake and read directly by multiple engines such as Spark, SQL and Power BI instead of being duplicated between tools.

Title graphic: OneCopy principle (Concept)

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Key points about OneCopy principle

The OneCopy principle means one physical copy of data accessible by many engines, ending copying between tools. · Microsoft Fabric OneLake - Simply Explained

Episodes about OneCopy principle

Microsoft Fabric OneLake - Simply Explained

2026-07-17 · Video on YouTube

Microsoft Fabric OneLake is the unified data lake at the heart of Microsoft Fabric, providing a single, centralized location for all your organization's analytics data. Instead of storing copies of data across multiple systems, OneLake enables every Fabric…

Articles about OneCopy principle (1)

Demystifying Microsoft Fabric OneLake: The Enterprise Data OS
2026-08-27 · Mirko Peters
Welcome back to the blog! If you have been keeping up with our recent audio content, you know we have been diving deep into the infrastructure shaping modern digita…

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Maintained by Mirko Peters (Microsoft MVP) · Last updated: 2026-11-03