For example, a variable can be used in the program that controls an automatic car park barrier. It can keep track of the number of cars going in and out and decide whether to let more cars in.

Popularized by the Turbo Pascal programming language, Pascal case requires the first letter of a variable be uppercase, along with the first letter of every new word compounded together to create the ...

By using the NEW_VALUE parameter, you can make your SQL*Plus script behave like a real programming ... how SQL*Plus variables are stored, let's examine a real-world example. Here's an example ...