In 2010, Microsoft added yet another technical term—Power Query—to Excel's long list of jargon, but it's not as complex as it ...

Did you know that data analysts spend up to 80% of their time cleaning and preparing data? If you’re nodding in agreement, you’re not alone. The good news is that tools like Power Query in Excel and ...

If you need to combine like-for-like datasets in several Excel worksheets into one table, don't waste time and risk making mistakes by doing this manually. Instead, use Excel's powerful Power Query ...

Q. There was a December 2020 article in the JofA about cleaning and joining data using a program called Alteryx, but we don’t have access to this program. Could you explain how to do those tasks using ...

Have you ever spent hours fine-tuning a Power Query workflow, only to have it break because a column name changed? It’s a frustratingly common scenario for anyone working with dynamic or external data ...