The structured query language is a powerful tool for connecting to many database systems that store data in tables organized into rows and columns. It's often used on the backend of business websites ...

A clear delegation of work exists between the HTML and PL/SQL in your company's Web pages: PL/SQL code fetches and manipulates data from SQL databases, and HTML code formats the results of PL/SQL ...

So much of modern programming is about string manipulation. Whether it’s parsing XML content, building HTML for the browser or trying to understand what the user just typed into that text entry field, ...