Power BI’s Power Query (M language) allows creating custom functions and reusable query steps to simplify common tasks. Below are five...

When you're transforming data in Power BI or Excel using Power Query, you're bound to run into errors —mismatched data types, division by text, nulls, you name it. But instead of manually inspecting row by row, why not automate error detection with a custom Power Query function ? In this blog post, I’ll walk you through a clean method to catch and analyze all row-level errors  using Power Query. This approach works great when importing or transforming large datasets. We’ll co

Power Query  is Microsoft’s powerhouse tool for data transformation and automation, built into Excel and Power BI. If you’ve ever spent...