1. On
the Client tier, it moved from Jinitiator to Native Sun Java plug-in JESE 1.5.
2. On
Application tier, it adapted Oracle Application Server 10g : replacing 8.0.6
Oracle_Home in iAS 1.0.2.2 with Oracle AS 10g 10.1.2 for forms and Reports;
replacing Oracle 8.1.7 Oracle home in iAS 1.0.2.2 with Oracle AS 10g 10.1.3 for
Oracle container for Java OC4J; It is certified with Oracle Fusion Middleware;
It adapted Oracle JDeverloper 10.1.3 and JDBC 1.2 , JDK 5.0 for Web &
concurrent processing, Oracle AS 10.1.3 web service infrastructure.
3. On
Database tier, it adapts Oracle 10gR2 for improving Manageability and better
performance. Another improvement with EBS R12 is its full certification of 64
bit platforms on both application tier and database tier.
4. In
Oracle Applications R12 we have new top called INSTANCE_TOP in application
tier. This top holds configuration files, certificates and related log files
and PID files. INSTANCE_TOP gave a clear distinction between the location of
code, data and configuration files. It also has the feature to share the code
which includes Applications, Technology Stack among multiple instances. The
configuration and log files are located centrally in the instance configuration
home.
5. Connection
mode in Oracle Applications R12 is SERVLET. Since all the connection is through
HTTP server so there is no need to start form server and no need to open form
server port on firewall between client machine and application tier. SERVLET
mode of connection is more secure than SOCKET mode. Simple SSL configuration is
required in this mode of connection.
6. Oracle
Applications R12 has a single APPL_TOP which is an intelligent thing to do if
one is using a multi node Oracle Applications R12. Thus, all files required for
all middle tier services are included in all nodes of multi node installation.
In cloning of multi node to single node, there is no need to merge APPL_TOP in
R12.
7. The
rapid install of the Oracle Applications R12 stores base configuration in
database, thus there is no need to copy config.txt.
8. FNDCPASS
utility in Oracle Applications R12 is shipped with enhanced security of non
reversible hash password.
9. Oracle
Applications R12 has a improved forgot password feature. One would be able to
retrieve username and password, thus no workflow inbound process needed.
10. In
Oracle Applications R12 rapid install supports the deployment the database-node
and the middle-tier node into different domains. Also it allows selecting if
applications users are using the same shared APPL_TOP.
Oracle Database administration is
becoming more tough from Oracle 11g even automation introduced, because so many
new features are introduced in Oracle Database level. As well as in Oracle ebs
r12, there are so many new features added. If you are working in Oracle ebs 11i
then you should need to study properly of Oracle apps r12. In release 12 of
Oracle e-business suite, so many new features introduced with new
configurations and basic architecture is changed too. During database services and remote dba work, we need to take care of these
changes.
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