4.4.5 Uninstall the OML4Py Server from an On-Premises Database 26ai

Instructions for uninstalling the on-premises OML4Py server components from an on-premises Oracle AI Database 26ai.

Uninstall the On-Premises OML4Py Server for Linux

To uninstall the on-premises OML4Py server for Linux, do the following:

1. Verify that the PYTHONHOME environment variable is set to the Python3.12 directory.

   echo $PYTHONHOME

2. Verify that PYTHONPATH environment variable is set to the directory in which the oml modules are installed.

   echo $PYTHONPATH

   If it is not set to the proper directory, set it.

   export PYTHONPATH=$ORACLE_HOME/oml4py/modules

3. Change directories to the directory containing the server installation zip file.

   cd $ORACLE_HOME/oml4py

4. Run the server uninstall script pyquncfg.sql, the script is under $ORACLE_HOME/oml4py/server.

   cd $ORACLE_HOME/oml4py/server

   Start SQL*Plus, connect to the PDB.

   $ sqlplus / as sysdba;

   SQL*Plus: Release 23.0.0.0.0 - Production on Tue Apr 30 12:40:18 2024
   Version 23.4.0.24.05
   
   Copyright (c) 1982, 2024, Oracle. All rights reserved.
   
   
   Connected to:
   Oracle AI
                                   Database 26ai Enterprise Edition Release 23.0.0.0.0 - Production
   Version 23.4.0.24.05
   

   Run the pyquncfg.sql script to record the log, spool, and the installation steps to an external file.

   
   SQL> spool install.txt
   SQL> alter session set container=ORCLPDB;
   SQL> @pyquncfg.sql