Retrieve username, Password and current database

Question

hi all,
when i m logged in oracle, how can i from PL/SQL get the current user name and the password and the current database. i want this because i wrote a proc with many parameters and to hold the count of this parameters small i thought that the proc retrieve automatically this Infos about the caller (which is the current user).
is there any way to do this??

Answer 1

you will get encrypted password with current user by query 1 Can you explain how?
SQL> show user
USER is "SYS"
SQL>
SQL> select username,password from encrypted_users where username in (select user from dual);
select username,password from encrypted_users where username in (select user from dual)
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> select * from dba_objects where object_name = upper('encrypted_users') ;
no rows selected
SQL> select * from dba_objects where object_name like '%'||upper('encrypted%users')||'%' ;
no rows selected
SQL>