Service Name
Specify the service name of a remote database.
User Name
The user name used to connect to the remote database using a fixed user database link.
Password
The password for connecting to the remote database.
Current User
With this option checked, a current user database link is created. The current user must be a global user with a valid account on the remote database.
Shared
Fill in Authentication User Name and Authentication Password when Shared option is enabled.