C.4 Cleaning Up After a Failed Installation

Learn about best practices for troubleshooting and cleaning up after a failed installation.

In a successful installation the following banner displays near the end of the installation:

Thank you for installing Oracle Application Express.
Oracle Application Express is installed in the APEX_200200 schema.

To reinstall, you must either drop the Oracle Application Express database schemas, or run a script to completely remove Application Express from the database, depending upon the installation type.

• Reverting to a Previous Release After a Failed Upgrade Installation
  Learn about reverting to Oracle Application Express to a previous release in the case of a failed upgrade installation.
• Removing Oracle Application Express from the Database
  Start SQL*Plus and connect to the database where Oracle Application Express is installed as SYS specifying the SYSDBA role and execute the SQL> @apxremov.sql command.