Learning to use Excel worksheets like relational databases can help you save time, eliminating duplication when managing large projects. A relational database is useful because information resides in ...

Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a million rows. As a result, they can significantly slow your workbook's ...

is a senior editor and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 years. Microsoft is overhauling Excel with the ability to support custom live data types.