Here I would be discussing how to upgrade Oracle 11gR2 (11.2.0.4) Grid Infrastructure to Oracle 12cR2 (12.2.0.1) on the same server. This upgrade process was done on Linux 6 (x86_64). 1. Before the GI upgrade backup the OCR manually. This could be used in downgrading the GI from 12.2.0.1 to 11.2.0.4 later one. If you […]
Articles Tagged: Upgrade
RDBMS DST Upgrade
After upgrading to Oracle 12.2, we face the issue of RDBMS DST timezones.Then either check support id 1585343.1 or else follow the below step 1.Connect to “sqlplus” and run the “upg_tzv_check.txt” file. If you want to download the content of upg_tzv_check [oracle@oracle122 admin]$ sqlplus / as sysdba SQL*Plus: Release 12.2.0.1.0 Production on Sat Mar 4 […]
Manual upgrading Oracle database 11gR2 to 12cR2
Manual upgrading Oracle database 11gR2 to 12cR2 If you want to know how we upgrade an 11.2.0.4 database to 12.2.0.1 using DBUA, click here. This article explains how to upgrade 11.2.0.2 and above, and 12.1.0.1 to 12.2.0.1 manually. Manually upgrading to 12c There are many DBAs who don’t want to follow the recommended way of upgrade […]
Upgrade Oracle 11gR2 (11.2.0.4) database to 12cR2 (12.2.0.1)
Here I would be discussing how to upgrade Oracle 11gR2 (11.2.0.4) database to Oracle 12cR2 (12.2.0.1) on the same server. This upgrade process was done on Linux 6 (x86_64). I used DBUA (Database Upgrade Assistant) to perform this upgrade. DBUA is also a recommended way to perform the upgrade as it would automate almost everything […]