In this lesson, you learn what calculated fields are, how to create them, and how to use aliases to refer to them from within your application.
Data stored within a database’s tables is often not available in the exact format needed by your applications. Here are some examples:
You need to display a field containing the name of a company along with the company’s location, but that information is stored in separated table columns.
City, state, and ZIP Code are stored in separate ...