Data transformations

To help clarify the dataset planning process, a diagram such as the following can be created that identifies the different layers of the data warehouse and Power BI dataset where transformation and business logic can be implemented: 

Dataset planning architecture

In some projects, minimal transformation logic is needed and can be easily included in the Power BI dataset or the SQL views accessed by the dataset. For example, if only a few additional columns are needed for a dimension table and there's straightforward guidance on how these columns should be computed, the IT organization may choose to implement these transformations ...

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