The following article mainly introduces the reason why Oracle 10g is fully uninstalled in Windows XP and Oracle 10g is widely used in a short period of time, this is also because of its unique features. The following is a description of the specific solution. I hope it will help you in your future study.
1 Oracle10g uninstall
Software environment:
1. Windows XP + Oracle 10g
2. Oracle installation path: d: \ Oracle
Implementation Method:
1. Start-> Settings-> Control Panel-> management tools-> services stop all Oracle10g
Service;
2. Start-> Program-> Oracle-OraDb10g_home1> Oracle Installation Products-> Universal Installer uninstalls all Oracle Products, but the Universal Installer itself cannot be deleted;
3. Run regedit, select HKEY_LOCAL_MACHINE \ SOFTWARE \ Oracle, and press del to delete the entry;
4. Run regedit and select HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services. Scroll through the list and delete all Oracle entries;
5. Run refedit and select HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ Eventlog \ Application to delete all Oracle entries;
6. Choose "start"> "Settings"> "Control Panel"> "system"> "advanced"> "environment variables" to delete Oracle settings in the environment variables CLASSPATH and PATH;
7. Start from the desktop and STARTUP) group and program menu, delete all groups and icons related to Oracle;
8. Delete the c: \ Program Files \ Oracle directory;
9. restart the computer to completely delete the Oracle10g directory;
10. Delete Oracle-related files, select the default Oracle directory C: \ Oracle, delete the entry directory and all subdirectories, and generally d: \ Windows from the windows xp directory) delete the following file Oracle. INI, oradim73.INI, oradim80.INI, oraodbc. ini and so on;
11. Delete the [Oracle] Mark segment in the WIN. ini file;
12. If necessary, delete all Oracle-related odbc dsn;
13. Delete Oracle-related logs in Event Viewer: if some DLL files cannot be deleted, restart and start a new installation, select a new directory. After installation and restart, the old directory and files can be deleted.