R12.2 is the latest release of the E-Business Suite from Oracle. It contains the latest technology stack and it contains many new features. Most important is the online patching feature.
Oracle R12.2 Architecture
Difference between R12.1 and R12.2 technology stack
- The most substantial difference is the inclusion of a weblogic server in place of 10.1.3 Oracle Home. Developer home (10.1.2) remains in both the release
- All the services are started from Weblogic Home.
- Here are the versions of the tech stack in various Oracle Apps Release
Important things about Oracle R12.2 Architecture
- Oracle E-Business Suite is deployed on Oracle Weblogic Server
- Oracle JRockit JVM is certified and recommended on Linux and Windows OS
- Most of the common middle-tier technology components from Oracle Fusion Middleware 11gR1
- Web Services enabling technologies: Standardized on jax-ws from Oracle Fusion Middleware 11gR1
- EBS 12.2 is installed with 3 file systems
| FS-1 (Production file system) | Used by the current users of the system |
| FS-2 (Copy of Production file system) | Used by the patching tools |
| F-NE (Non Editioned file system) | Stores data that is stored on the file system Data import and export files Report output Log files |
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