Assign Users to a Database Role

Complete the following procedure to assign users to a default database role.

1. In SQL Server Management Studio, connect to your Analysis
Services instance.

2. In the tree view, expand the Databases ><OLAP Database Name> > Roles node.

3. Right-click the role you want to add users to. Click Properties. TheEdit Role - <Role Name> form is displayed.

4. In the Select a page pane, click Membership.



5. Click Add to add appropriate users to this role 

Regards,
Hossein Karimi