Introduction
Application Express (otherwise known as APEX) is a web application that is tightly coupled to an Oracle database. It has several uses: you can use its SQL Workshop tool to query the database, modify its contents, or change its structure; you can use its Application Builder tool to create your own web applications that interact with the database; and you can run the web applications created by you and others.
The application builder is especially interesting because it provides a simple, nontraditional way to build web pages. You do not specify code for the page directly; instead, you choose from a set of built-in templates. There is a template for the overall page and templates for each kind of component that you want to put on the ...
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