Specifies a unique name for an OLAP hierarchy group level.
      
<UniqueName />
    | Element type | xsd:string | 
| Namespace | urn:schemas-microsoft-com:office:excel | 
| Schema name | XML Spreadsheet 2000 | 
None.
None.
      
<xsd:element name="UniqueName" type="xsd:string" minOccurs="0" >
</xsd:element>