> The fact is that today, the factibility of replace this data in every apps
> is too much.
>
> That's why we think there exist the possibility to create another user as a
> SYSDBA and let the actual SYSDBA with less rights to avoid "strange"
> behaviours.
>
> Is this possible?

In theory - yes. On practice - no. Replacing user credentials in
application is much easier.

SY, SD.