ORA-28001:паролата е изтекла и не може да се коригира

Ако приемем, че Oracle DB (трябва да работи и за SAMPLE на Oracle-XE) е на Unix, ssh-in и:

sqlplus /nolog

SQL> connect / as SYSDBA
Connected.

SQL> SELECT username, account_status FROM dba_users WHERE ACCOUNT_STATUS LIKE '%EXPIRED%';
# ... your locked account should be listed ...

SQL> ALTER USER sample IDENTIFIED BY sample;         
User altered.

SQL> ALTER USER sample ACCOUNT UNLOCK;
User altered.

SQL> ALTER PROFILE DEFAULT LIMIT PASSWORD_LIFE_TIME UNLIMITED;
Profile altered.

SQL> exit