💰 SQL Banking System – Hands-On Practice This project demonstrates practical SQL skills by simulating a simple banking system. It includes database design, CRUD operations, joins, filtering, sorting, ...

Excel's AGGREGATE function lets you perform calculations whilst ignoring hidden rows, errors, or other functions that appear in the data. It's similar to the SUBTOTAL function but provides more ...

Learn how Power Pivot transforms Excel into a powerful tool for managing complex datasets, advanced calculations, and data ...

# NEW QUERY (count function: count all employees hired in 1995) ...