Upgrading From Oracle 9i to Oracle Database 11g: A Real World Customer Experience
An Oracle database upgrade is often considered as a risky task by database IT people. Upgrade tests have to be run, all applications have to be verified and validated in the new database environment and performance at the same level or better has to be ensured and achieved. Upgrading directly from Oracle 9i to Oracle Database 11g will not only guarantee Premium Support until August 2012 - it will offer one many useful features to make this upgrade the most predictable and risk free database upgrade ever, ensuring excellent performance in the new Oracle Database 11g environment. This technical Oracle White Paper will cover a whole Proof-of-Concept (PoC) done with one of the largest retail companies of the world.