Power Testing ETL with Power BI – Shaping The Data with Power Query and Power Pivot


Data on Wheels - Steve & Kristyna Hughes

PowerTool_1This blog post digs into the details of shaping the data with Power Query and Power Pivot in order to build out the test cases. In the previous post, you were able to get a sense of the bigger picture and how the pieces work together. This post will focus entirely on creating the source table that will be used.

One of the most difficult parts of testing the data in an ETL process is that the data needs to be transformed to match the results of the ETL process. Typically this is done using a combination of tools including SQL, Excel, and even Access. The solution I am proposing will use Power Query to do the initial massaging of the data and Power Pivot to put any finishing touches in place.

Understanding the Requirements

The first thing that has to be understood are the requirements. Those requirements are…

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