A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

Analyze database contents using basic, intermediate and advanced SQL statement syntax and usage. Demonstrate capability to query data from multiple tables using SQL JOINS. Create and modify database ...

How to create and populate a table in Microsoft Excel’s Power Query Your email has been sent Updating data in a Microsoft Excel workbook is common, but you will run into cases where you can replace ...