14 Removing Oracle Database Software
Use the deinstall
command that is included
in Oracle homes to remove Oracle software. Oracle does not support the removal of individual
products or components.
Caution:
If you have a single-instance database on a node in a cluster, and if you have
multiple databases with the same global database name (GDN), then you cannot use the
deinstall
command to remove one database
only.
- About Oracle Deinstallation Options
You can stop and remove Oracle Database software and components in an Oracle Database home with thedeinstall
command. - Oracle Deinstallation (Deinstall)
You can run thedeinstall
command from an Oracle home directory after installation. - Deinstallation Examples for Oracle Database
Use these examples to help you understand how to run thedeinstall
command. - Downgrading Oracle Restart
Use this procedure to deconfigure and downgrade Oracle Restart, or to troubleshoot Oracle Restart installation errors. - Removing an RPM-based Oracle Database Installation
Use this procedure to remove and deinstall a database installed using theyum
command. - Deinstalling Previous Release Grid Home
Use this procedure to deinstall the previous release Grid home. - Changing the Oracle Restart Home Path
After installing Oracle Grid Infrastructure for a standalone server (Oracle Restart and Oracle ASM configured for a standalone server), if you need to change the Grid home path, then use the following example as a guide to detach the old Grid home, and to attach a new Grid home: