Upgrading Oracle Grid Infrastructure 11gR2 to 18c

Here I would be discussing how to upgrade Oracle 11gR2 (11.2.0.4) Grid Infrastructure to Oracle 18c (18.0.0.0) on the same server. This upgrade process was done on Linux 7 (x86_64). Before the GI upgrade backup the OCR manually. This could be used in downgrading the GI from 18.0.0.0 to 11.2.0.4 later one. If you want […]

Read More