When you open JDeveloper, you will see the default perspective (layout).
| Criteria | Benefit | |----------|---------| | | Highly mature – many critical bugs fixed post-12.2.1.0. | | Support Horizon | Oracle Premier Support ended ~2023, but Extended Support (fees) available until ~2026+. | | Third-party tools | Many CI/CD plugins (Jenkins, Maven, Ant) still support this version. | | Migration path | Upgrading from 12.2.1.4 → 12.2.1.7 or 14.1.x is documented and straightforward. | jdeveloper 12.2.1.4
This guide covers installation, architecture, building a basic application, and deployment. When you open JDeveloper, you will see the