To Delete an Attribute
Display the Attributes in the middle pane, select the Attribute to delete, right-click and select Delete.
OLAP Dimension Attribute Relationships
Attribute relationships define functional dependencies between attributes. If attribute A has a related attribute B in a hierarchical relationship then an attribute relationship can be defined that assists Analysis Services to aggregate data.
Note: Attribute relationships require unique members in order to function correctly - if there are duplicate values participating in an attribute relationship then cube data can be incorrectly aggregated and displayed.
To view the properties of an attribute relationship right click an attribute relationship and choose properties to show the dialog below:
