How To Remove Oracle 11g From Windows 7

As yous all are aware, the procedure of uninstalling Oracle on Windows is totally unlike from the traditional step used in uninstalling a program in Windows. The following steps are vital in order not to run across an error when reinstalling oracle unto the Server. The uninstallation procedure is similar to uninstalling Oracle to that of Oracle Database 11g.

Step 1 – Delete the Associated Environs Variable
– Deleting the surround variable would definitely mitigate a whole lot of errors if your plan to re-install the Oracle software.

Many times installation gets stuck due to PRVF-3929 error stating that "Surroundings variable path is besides long". In order to avoid this error and to ensure the glitch-costless installation of Oracle software, it's recommended to delete the environment variable entry of your Oracle Home.

How to Delete Environment Variable
– Right-click your Estimator Icons and Select "Backdrop".
– Then from the left-hand side panel of the System Properties Windows
– Select "Avant-garde System Settings".
This will open "System Properties" Windows.

Within the "System Properties" Windows
– Navigate to "Advance" Tab and select "Environment Variable"

On the "Environment Variable" Window within the "Organisation Variable Section" Notice entry with the name "Path", then double click and open information technology. This step will open up upward an "Edit Organization Variable" dialogue box.
– On that dialogue box under the "Variable value field" find your Oracle Domicile entry and Delete it.

              C:\oracle\product\11.two.0\bin C:\oracle\production\OPatch\

Step two – Delete Registries: During the installation, oracle database makes some registries in windows system to store the information of its configurations too as for proper performance of Oracle Windows Services. To Uninstall Oracle Database 12c completely from your organisation y'all demand to properly finish all the Oracle database services which run in the background. Too if you are planning for re-installing the Oracle Database software and then you also need to delete all the configuration settings.

In short to ensure the polish and errorless re-installation of any version of oracle database software, without formatting your calculator system, you need to delete all the Oracle Database Registries.

Registries are very frail office of whatsoever windows system thus messing with them can be catastrophic and can harm your system therefore be careful while deleting them. I would highly propose you to take their backup.

How to Delete the Oracle Registries : To delete whatsoever registry y'all need to first access them and in windows all the registries are placed inside the "Registry Editors". To access the Registry Editor first open up your Run Dialogue Box by pressing Run Windows Key and 'R' key simultaneously or you can directly search RUN in your offset menu.

From the run window or search push button, type "regedit.exe". For more than information on "Windows registry", see https://techdirectarchive.com/2020/02/08/what-is-registry-editor-and-how-to-admission-the-registry-hives/

regedit.exe

Once you lot take your Run Dialogue box opened then write "regedit" into it and press enter. This volition open up your "Registry Editor". Now first we have to delete the "Oracle Software" Registry. To access this registry commencement go the following key.

              - HKEY_LOCAL_MACHINE - SOFTWARE - ORACLE

Once you have reached this directory, right click and Delete information technology.

Next, we accept to delete all the registries for Oracle Database Services. To admission these registries kickoff become to the following key.

              - HKEY_LOCAL_MACHINE - Systems - CurrentControlSet and so - Services.

Under the Services directory you have to find all the Registries which are responsible for your oracle database services. If Oracle Database 12c is the only production from Oracle that is installed on your organisation then search for all the registries whose names outset with Oracle and Delete them. If you accept other products from Oracle installed on your system then be careful and delete accordingly. In the screenshot below you can run across some general Oracle Service Registries.

              - HKEY_LOCAL_MACHINE - SYSTEM - CurrentControlSet - SERVICES

Step 3 – Restart your organisation: Adjacent you have to restart your system so that your operating organisation can alloy in all the settings which we just altered

Step 4 – Delete the Oracle Habitation Directory: An Oracle abode is a directory into which all Oracle software is installed. Once y'all have deleted all the registries of oracle database 12c you are costless to delete the oracle home directory from your arrangement.

In society to delete Oracle Habitation open up your computer and go to your C drive as well as whatsoever other drive where you take installed your oracle database 12c. Now go to APP directory, then to the directory with your username here select all the files and delete them. If you want to salve backups and then do non delete flash_recovery_area.

If in case your folder is not getting deleted then don't worry. First try to refresh your system or you can also reboot the system then try deleting again. If it is still not deleting then re-check the services and registries and see whether yous have deleted all the oracle registries or non. If not then delete those that are still left and so try deleting the Oracle database folder over again.

Pace 5 – Delete Directory from Programme File: Side by side become to your program file directory and search for the folder with the name Oracle. I accept one here and then delete it.

Stride 6 – Delete Directory from Starting time Menu: Adjacent you accept to delete the directory from the Starting time menu as shown beneath. For that go to and here search for your Oracle Folder and delete it.

"C:\ProgramData\Microsoft\Windows\Starting time Menu\Programs"

Step 7 – Clear the Temporary files and Recycle bin: Over again open up your Run dialogue box and write %temp% this will open the temporary binder and here delete all the files. Adjacent come to your desktop and empty your recycle bin.

Step 8 – Delete the Oracle user: The terminal step is to delete the oracle abode user which we created during the installation of the oracle database. In lodge to do and then, right-click "Figurer Icon" and select "Manage". Inside the reckoner management window click "Local User Groups" and and so click and open "Users" folders.

From the list of the user, you tin can delete the ones which you accept created as an oracle dwelling user during the installation. In my case, its RebellionRider, right-click and select Delete.

For more info, see the following link here . I hope y'all found this blog mail service helpful. If you have any questions, please let me know in the comment session.

Source: https://techdirectarchive.com/2020/04/08/how-to-uninstall-oracle-database-11g-or-12c/

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