Completely uninstall Oracle11g R2 tutorial

Time：2021-6-24

Compared with other mysql, the installation and uninstall of Oracle is more troublesome. So far, I have specially uninstalled the previous Oracle Software and re installed it (successfully), so I have the following tutorial.

  • First of all, open the services, find the services beginning with Oracle, and close all of them
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  • Click the start menu to find theOSoftware at the beginning >Universal Installer
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  • After clicking, the unloading interface will pop up
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  • findOraDb11g_home1Check all the contents under, and finally click delete
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  • Win+ROpen the running interface and inputregeditEnter to enter the registry editor

  • deleteHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\All under the pathOracleThe name of the service that started
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  • deleteHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\ApplicationAll of the registryOracleAll folders at the beginning
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  • deleteHKEY_LOCAL_MACHINE\SOFTWARE\ORACLEregistry

  • Delete all files in the Oracle installation directory, such as:D: All files in the directory

  • Delete disk CC:\Program FilesperhapsC:\Program Files(x86)Under the directoryOraclecatalogue

  • Finally, clear the deleted files in the recycle bin

  • So far, the Oracle uninstall is complete.

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