自己在測試環境想要使自己的Oracle數據庫用戶使用簡單的密碼方便測試，結果指定密碼的密碼驗證失敗

SQL> alter user zzw identified by zzw;
alter user zzw identified by zzw
*
ERROR at line 1:
ORA-28003: password verification for the specified password failed
ORA-20001: Password length less than 8

取消Oracle數據庫密碼復雜度查詢

SQL> alter profile default limit password_verify_function null;Profile altered.SQL> alter user zzw identified by zzw;User altered.