How to completely uninstall Oralce in Windows 2000

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How to completely uninstall the system environment in Windows 2000:1, operating system: Windows Oralce Server, machine memory 128m2, database: Oracle 8i R2 (8.1.6) for NT Enterprise 3, installation path: D:\ORACLE Uninstall Step: (Before you take the following steps, remember to delete the local database before reloading the database) 1, Start-> Settings-> Control Panel-> Admin Tools-> Service Stop all Oracle services. 2, Start-> Program->oracle-orahome81->oracle installation products->universal Installer Uninstall all Oracle Products 3, run Regedi, select Hkey_local_ MACHINE oftware\oracle, press del to delete this entry. 4, run regedit, select HKEY_LOCAL_MACHINE Ystem\currentcontrolset ervices, scroll this list, delete all Oracle entry 5, from the desktop, startup (startup) Group, Program menu,　 Remove all Oracle-related groups and icons 6, restart the computer, reboot to completely remove Oracle Directory 7, delete Oracle-related files, select the default directory C:\Oracle for Oracle, delete this entry directory and all subdirectories, and remove the following file ORACLE from the Windows 2000 directory (typically C:\WINNT). INI, Oradim80. INI8, WIN. INI file, delete the segment if you have a tag segment for ORACLE.