Ancestor

Returns the ancestor of a member at specified level or distance.

Syntax

CODE

Ancestor(<Member_Expression>,<Level>)
Ancestor(<Member_Expression>,<Numeric_Expression>)

Member_Expression	MDX expression that returns a member.
Level	MDX expression specifying a member level of the ancestor.
Numeric_Expression	A number to specify a distance between the member and the ancestor.

Following example returns Activity class name for Activities and Activity Types.

CODE

CASE WHEN
  NOT ([Activity].CurrentMember IS [Activity].DefaultMember)
THEN
  Ancestor([Activity].CurrentMember, [Activity].[Class]).Name
END