Imke Feldmann has a quick tip for us:
Very often, when you expand a column in Power Query that contains a table or some records, the expanded columns will lose their types (like Chris Webb has described here for example). Or you might just have accidently deleted a “Changed Type”-step.
Did you know there is actually a superfast and easy way to do it?
Read on to see how you can change the data type for multiple columns all at once.