In this video, I built and recorded a practical Oracle APEX demo showing how to handle long-running tasks without freezing the UI. The app starts a background Execution Chain (Init → Process → Finalize), returns control to the user immediately, and displays live progress on a Monitor page (status, “X of Y”, messages, and item-level results). This pattern is beginner-friendly but scalable for real projects where processing time varies by volume and size.

GitHub repo: https://github.com/denioflavio/demo