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.
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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 the
O
Software at the beginning >Universal Installer
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After clicking, the unloading interface will pop up
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find
OraDb11g_home1
Check all the contents under, and finally click delete
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Win+R
Open the running interface and inputregedit
Enter to enter the registry editor -
delete
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\
All under the pathOracle
The name of the service that started
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delete
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application
All of the registryOracle
All folders at the beginning
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delete
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE
registry -
Delete all files in the Oracle installation directory, such as:
D: All files in the directory
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Delete disk C
C:\Program Files
perhapsC:\Program Files(x86)
Under the directoryOracle
catalogue -
Finally, clear the deleted files in the recycle bin
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So far, the Oracle uninstall is complete.