Administering Profiles
Profile administration isn't likely something that will take up a lot of your time as a DBA. After you establish a set of profiles, they are usually stable until you determine that you need to add a new one for a business purpose. This section helps with your administration tasks when you need them.
Creating Profiles
You need to create a profile if you want to centrally maintain password rules in your database.
Setting Password Limits
The following command creates a profile that sets password limits and that can later be assigned to a user group that has been determined to require this given set of limits:
CREATE PROFILE custom_grace_5 LIMIT FAILED_LOGIN_ATTEMPTS 5 PASSWORD_LOCK_TIME UNLIMITED PASSWORD_LIFE_TIME 90 PASSWORD_REUSE_TIME ...
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