When the Forgot your username password solution:
1, the Windows key + R, enter console input cmd
2, enter the command: sqlplus nolog
3, enter the command: conn / as sysdba
4, enter the command: alter user username identified by a new password;
When the Forgot your username password solution:
1, the Windows key + R, enter console input cmd
2, enter the command: sqlplus nolog
3, enter the command: conn / as sysdba
4, enter the command: alter user username identified by a new password;