Introduction

Building functional Oracle Application Express (APEX) application is relatively easy. APEX provides many features out-of-the-box that help developers build good applications.

APEX also provides footholds that allow the developer to extend the product with third-party code, producing more polished applications that users feel confident using. A stand-out example of this extensibility are plug-ins, introduced in APEX 4.0.

Another marquee feature introduced in APEX 4.0 is Dynamic Actions. APEX developers whose main skill is typically PL/SQL are now able to declaratively provide more interactive interfaces.

The trouble with Dynamic Actions is that making the most effective use of them requires a deeper understanding of jQuery—the underlying ...

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