Computations, Validations, Processes, and Branches
Oracle Application Express gives you a complete set of tools to use on your pages to work with data at the page level or database level. In this chapter, we will review computations, validations, processes, and branches. These programmatic elements will prove to be invaluable when you’re building applications.
When building an application, you may sometimes want to set items to a particular value, or just before submitting a value to the database, you may want to alter that value for a specific reason. APEX enables you to compute these item values with page computations ...