Platform Migration and Database Upgrade from Oracle 9i to Oracle 11g using GoldenGate
Let us look at an example of using Oracle Golden Gate to achieve a near zero (not zero!) downtime for performing an upgrade from Oracle 9i (9.2.0.5) to Oracle 11g (11.2.0.4) as well as a platform migration from Solaris SPARC to Linux X86-64. With no downtime for the application we have performed the following tasks: […]