Because of the installation of Oracle 10G when there was a problem, and then asked roommates to send a copy of the Oralce 10g client installation package came up.
It was possible to use Pl/sql, and then, in the case of a job need, to import an Oracle database backup from a colleague at a time, making
IMP statement to import a 6550 error, the internet to check the reason is because the server and the client use version mismatch. So
The last decision to reload Oracle, found that uninstalling the oralce is still more cumbersome, requires a number of steps to complete uninstall, the following summarized a number of steps:
1. Stop all Oracle-related services.
2. Uninstall Oracle software using OUI (Oracle Universal Installer).
"Start the->" program "->" oracle-oradb110g_home1| Oracle installation product| Universal Installer.
3. Delete registry contents.
Run the regedit command and delete the following: hkey_local_machine| software| Oracle registry key, delete this key.
hkey_local_machine| system| Currentcontrolset| Services, remove all Oracle-led keys under the Services key.
hkey_local_machine| system| Currentcontrolset| services| Eventlog| Application, remove all Oracle-led keys under this key.
HKEY_CLASSES_ROOT, delete all keys under this key that are prefixed by Ora,oracle,orcl,enumora.
hkey_current_user| software| Microsoft| windows| currentversion| explorer| menuorder| Start menu| Programs, remove all Oracle-led keys under this key.
hkey_local_machine| software| odbc| Odbcinst. INI registry key To remove all of the key values for Oracle, except Microsoft ODBC for Oracle registry keys.
Hkey_ I didn't find the relevant items on my system.
local_machine| system| Currentcontrolset| Services, delete the key prefixed by Oracle or Oraweb.
4. Delete environment variables.
Deletes the value in the environment variable Classpath,path that contains the Oracle typeface.
5. Finally delete Oracle related files and directories in the file system: Delete system letter: progrm filesoracle directory; Delete oracle_base directory.
I can't delete the d:oracle directory until I reboot the machine.