Online Documentation for SQL Manager for Oracle
Use the User tab of User Editor to create/edit a user and specify its properties.
Specifies the name by which the user is identified inside this database. This name can contain only characters from the database character set and comply with the naming rules.
Indicates that the user must specify a password to log on to the database.
Expire password now
This setting forces the user or the DBA to change the password before the user can log in to the database.
Operating system authentication
The user must be authenticated by an external service - operating system. In this case, Oracle relies on authentication by the operating system to ensure that a specific external user has access to a specific database user.
The user must be authorized by the enterprise directory service (Oracle Internet Directory). In this case you are to fill all necessary fields below as follows: common name, locality, country, state, organization, unit, X.500 name.
Use the drop-down list to specify the profile you want to assign to the user. The profile limits the amount of database resources the user can use.
Lock account now
Use this option to lock the user's account and disable access.