Data Access 
You use the Data Access screen to assign roles to SAP Manufacturing Integration and Intelligence (SAP MII) servers. Assigned roles have permission to access the server.
You are assigned to the administrator role. For more information, see User Management.
An SAP MII server may be one of the following data sources:
Relational database
Distributed Control System (DCS)
Supervisory Control and Data Acquisition (SCADA) system
Data historian
Enterprise Resource Planning (ERP) system
To assign or remove roles from a server, do the following:
On the SAP MII administration menu screen, choose
Select a server from the dropdown list.
Select a role and use the arrow buttons to add it to or remove it from the Roles Assigned to Server list.
Note
To select multiple roles, press and hold CTRL and select the appropriate roles.
Click Save.