Upgrading Oracle Grid Infrastructure 11gR2 to 12cR2

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 […]

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Scenario 1 – Recover a Member of a Multiplexed Online Redo Log Group

Please follow the below steps. Steps : 1. Shutdown immediate; 2. Physically remove redo log member(no redo log group) by using OS level command. 3. Startup; 4. SELECT GROUP#, STATUS, MEMBER FROM v$LOGFILE WHERE STATUS=’INVALID’; 5. Check alert log file. Steps for Recovery : 1. Drop the damaged member ALTER DATABASE DROP LOGFILE MEMBER ‘D:\app\admin\oradata\orcl\REDO01.LOG’; […]

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dbaascli database start

The database start subcommand of the dbaascli utility can be used to start the database instance and open the database. Execute this command as the oracle user.

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dbaascli database changepassword

The database changepassword subcommand of the dbaascli utility is used to change the password of a database user. Execute this command as the oracle user.

Enter the user name and new password when prompted.

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dbaascli database bounce

The database bounce subcommand of the dbaascli utility can be used to shut down and restart the database. Execute this command as the oracle user.

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dbaascli listener stop

The listener stop subcommand of the dbaascli utility is used to stop the listener. Execute this command as the oracle user.

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dbaascli listener bounce

The listener bounce subcommand of the dbaascli utility is used to stop and restart the listener. Execute this command as the oracle user.

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dbaascli listener start

The listener start subcommand of the dbaascli utility is used to start the listener. Execute this command as the oracle user.

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dbaascli listener status

The listener status subcommand of the dbaascli utility is used to obtain information about the status of the listener. Execute this command as the oracle user.

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