11.7.1.2 pyqGetHostACE Function
The pyqGetHostACE function gets the existing host
        access control entry (ACE) for the specified user. An exception is raised if the host ACE
        doesn't exist for the specified user. 
               
Syntax
FUNCTION sys.pyqGetHostACE(
  p_username IN VARCHAR2
)Parameter
p_username - Database
                user to look for the host ACE.
                  
Example
If user OMLUSER has access to the cloud host, i.e.,
                    ibuwlq4mjqkeils-omlrgpy1.adb.us-region-1.oraclecloudapps.com,
                the ADMIN user can run the following to check the user's privileges:
                  
SQL> set serveroutput on
DECLARE 
    hostname VARCHAR2(4000);
BEGIN
    hostname := pyqGetHostACE('OMLUSER'); 
    DBMS_OUTPUT.put_line ('hostname: ' || hostname);
END;
/
SQL> hostname: ibuwlq4mjqkeils-omlrgpy1.adb.us-region-1.oraclecloudapps.com 
PL/SQL procedure successfully completed.Parent topic: Access and Authorization Procedures and Functions