Instance code for Oracle 11g User Password modification and lock/unlock function, oracle11g

Instance code for Oracle 11g User Password modification and lock/unlock function, oracle11g

1. Run cmd.exe;

2. Enter sqlplus/as sysdba to connect to the database as a system administrator (sysdba) for database management.

3. After successful connection, run

Alter user identityName identified by password; -- Change password alter user identityName account unlock; -- unlock alter user identityName account lock; -- lock identityName: user to be modified; password: new password;

Complete

PS: Unlocking and locking for oracle 11G users (hr Mode)

SQL> conn sys/sys as sysdbaConnected. SQL> show userUSER is "SYS" SQL> alter user hr account unlock; (unlock) User altered. SQL> alter user hr identified by * password *; (this step is required to change the password; otherwise, the hr mode still cannot be used) User altered. here the hr mode can be used. Try: SQL> conn hr/* password * Connected. SQL> show userUSER is "HR" -------------------------------- the opposite SQL> alter user hr account lock; (locked) User altered. SQL> alter user hr password expire; (the password is invalid) User altered. SQL> conn hr/* password * ERROR: ORA-28000: the account is lockedWarning: You are no longer connected to ORACLE.

Summary

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