Gets or sets the name of the property over which the
Infragistics.Olap.Data.IHierarchy for
FlatDataSource is built. This property is used in both
DimensionsGenerationMode.Property or
DimensionsGenerationMode.Mixed modes in order to match given
HierarchyDescriptor with the property exposed by the data class.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2