Oracle Apps R12.2 – A Glimpse

Oracle Apps R12.2 have major changes in technical areas, key changes are

1.     Replacing Oracle Containers for Java (OC4J) 10g with WebLogic Server 11g

2.     Online Patching support via 11gR2 Edition-Based Redefinition

Release 12.2 architecture has below Application Tier components.

·         Oracle OHS 11g

o    In terms of Web services, Oracle 10g AS (10.1.3) is replaced with OHS 11g.

·         Oracle Weblogic Server 11g (10.3.4)

o    Oracle 10g OC4j containers are replaced with Oracle Weblogic Server 11g. With the introduction of Weblogic middleware, lot of functionality can be leveraged with EBS. Weblogic server configuration consists of below servers

·         Oracle AS 10g (Forms & Reports) 10.1.2.3

o    It maintains same Oracle Forms and reports version as it is.

·         Oracle SOA Integration

o    Compared to previous releases of R12 it has built-in SOA integration capabilities.

·         Oracle 11g Database

o    Release 12.2 has 11g as the database 11.2.0.3

Online Patching

·         Improves high availability.

·         Online Patching allows users to continue using the application while patching.

·         Dual file system in conjunction with edition 11gR2 edition based redefinition facilitates online patching.

·         Reduces application downtime.

Dual File System needs

·         Additional storage for Primary APPL_TOP (RUN) and Secondary APPL_TOP (PATCH).

·         Dual Port pool configuration.

Reference:

Oracle ATG Presentation on R12.2

Oracle E-Business Suite Directions: Deployment and System Administration (Presentation)