Business Intelligence with Microsoft Power BI - with Material - Left, Right, and Mid Functions in Power Query

The video tutorial covers the use of left, right, and mid functions in Power BI, focusing on how to extract specific parts of text from data columns. It demonstrates loading data into Power BI, using the Power Query interface, and applying functions to transform data. The tutorial also explains the difference between using 'transform' and 'add column' options for extracting characters and provides examples of advanced extraction techniques. The video concludes with a discussion on the limitations of these functions and hints at solutions to be covered in the next video.

What should you consider when deciding to use 'Add Column' versus 'Transform' in Power Query?

What steps would you take to extract middle text from a string using Power Query?

Why might the left function not work as expected in certain cases?