SQL> drop diskgroup diskgroup_name including contents į. For each disk group listed in the output of the statement you run in step d, run the following command: Using your connection to the ASM instance, run the following command:Į. Back up the database files for all the databases that are currently using this ASM instance.ĭ. For each instance listed in the output of the statement you run in step a, stop the respective databases.Ĭ. SQL> select INSTANCE_NAME from GV$ASM_CLIENT ī. Connect to the ASM instance and run the following command to determineĭatabase instances using this ASM instance: If the database is in the Oracle home from which the ASM database runs, then ensure that there are no other database dependencies on these group of ASM instances, and then remove the ASM configuration by logging on as the oracle user and completing the following steps:Ī. If you do not use ASM, then proceed to step 4.
Repeat this step to delete all databases.ģ. Start DBCA, select Oracle Real Application Clusters Database, select Delete a database, and select the database that you want to delete. Examine the oratab file to identify the instance dependencies on this Oracle home.Ģ.
HOW TO UNINSTALL ORACLE 10G SOFTWARE
Perform the following procedures to de-install Oracle Database 10g RAC and OracleĬlusterware software, as described in the following:ĭe-Installing Oracle Database 10g RAC Software and ASMīefore you perform these steps, Oracle recommends that you make a backup of any databases that run from the Oracle home you are about to delete.ġ. You must de-install Oracle Database software first before de-installing Oracle Clusterware software.
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