Power Query for Data Transformation

Data analysis and BI world starts from data extraction and transformation. Power Query is the data transformation engine of Power BI. Power Query comes as part of Excel 2016, or as an add-in for Excel 2013 and 2010. Power Query is also part of Power BI Desktop. In this module you will learn about all different version of Power Query, their similarities, and differences, as well as configuration and requirements of using them.

Power Query uses a graphical user interface to apply transformations on the dataset. However Power Query works with a functional scripting language behind the scenes. The key to learn Power Query is learning the functional language called M. There are many features in M that are not available in the Power Query GUI. In this module you will learn how to understand M, and how to write M scripts even from scratch. You will learn writing custom functions in M as well as many other useful features.

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