Explore the capabilities of Oracle Application Express (APEX) with the User’s Guide for Application Builder, specifically designed for Release 3.2-566. APEX, developed by Oracle, is a web-based application development tool. The guide delves into the intricacies of utilizing the Application Builder to construct and customize web applications effectively. Serving as a fundamental component of Oracle APEX, the Application Builder boasts an intuitive interface and robust features, allowing developers to create feature-rich applications without extensive coding. This guide provides in-depth insights into application creation, page design, and data management. With the release of version 3.2-566, developers can benefit from new features and enhancements, enhancing their overall development experience.