Working with Attributes
Use attributes to group members using the same criterion. You can assign attributes to sparse dimensions only. You cannot assign attributes to label-only members. Attribute dimensions do not have aggregation properties because parents are dynamically calculated.
The Account dimension is usually defined as dense, so you cannot assign attributes to it unless it is changed to sparse for all application types. If you change a dimension from sparse to dense, all attributes and attribute values for that dimension are automatically deleted.
Attributes can have data types of text, date, Boolean, and numeric. When attributes are defined, you can use the Member Selection dialog box to select attribute functions, such as Equal and GreaterOrEqual.
To create and change attributes, attribute values, and aliases: