How to completely remove oracle?
Software Environment:
1, Windows 2000 Oracle 8.1.7
2, the Oracle installation path is: C: / Oracle
Implementation:
1. Start -> Settings -> Control Panel -> Administrative Tools -> Services
Stop all Oracle services.
2, start-> program -> oracle - orahome81-> oracle installation products->
Universal Installer
Uninstall all Oracle products, but the universal instager itself cannot be deleted
5, run the regedit, select HKEY_LOCAL_MACHINE / SOFTWARE / ORACLE, press Del to delete this entry.
6, run the regedit, choose HKEY_LOCAL_MACHINE / SYSTEM / CURRENTCONTROLSET / SERVICES, scrolling
This list deletes all Oracle portals.
7, running refedit,
HKEY_LOCAL_MACHINE / SYSTEM / CURRENTCONTROLSET / SERVICES / EVENTLOG / APPLICATION,
Delete all Oracle portals.
8, start-> set -> Control Panel -> System -> Advanced -> Environment Variables
Delete Environment Variables ClassPath and Path for Oracle settings
9. From the desktop, the Startup group, the program menu, delete all groups and icons related to Oracle
10, delete / program files / oracle directory
11. Restart your computer, then you can completely remove the directory where Oracle is located
12. Delete files related to Oracle, select Oracle's default directory C: / Oracle, delete this
Oral directory and all subdirectory, and remove the following from the Windows 2000 directory (generally C: / WinNT)
Oracle.ini, ORADIM73.INI, ORADIM80.INI, ORAODBC.INI, and more.
13, if there is a tag section of [Oracle] in the win.ini file, delete this paragraph
14. If necessary, remove all Oracle-related ODBC DSN
15. Go to the Event Viewer to delete Oracle-related logs
Description:
If there is a case where some DLL files cannot be deleted, do not use it, restart, start a new installation,
When installing, select a new directory, then, after the installation is completed and restarted, the old directory and file can be deleted.
