oracle9i hr 的密码
SQL> alter user hr identified by hr;
User altered.
SQL> conn hr/hr;
ERROR:
ORA-28000: the account is locked
Warning: You are no longer connected to ORACLE.
SQL> alter user hr unlock;
SP2-0640: Not connected
SQL> connect sys/oracle as sysdba
Connected.
SQL> alter user hr account unlock;
User altered.
SQL> conn hr/hr;
Connected.
SQL>
User altered.
SQL> conn hr/hr;
ERROR:
ORA-28000: the account is locked
Warning: You are no longer connected to ORACLE.
SQL> alter user hr unlock;
SP2-0640: Not connected
SQL> connect sys/oracle as sysdba
Connected.
SQL> alter user hr account unlock;
User altered.
SQL> conn hr/hr;
Connected.
SQL>

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