Bug 182680 Use feature of new Aggregation framework of Data Engine.
DataEngine will implement new aggregation framework in 2.2.0RC0. After the implementation is finished Engine should go ahead to use new column bindings in definition of map/highlight.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/ReportQueryBuilder.java
}
		}
		/**
		 * @param group
		 *            a grouping in a list
		 * @param handle
		 *            handle to a grouping element
		 */
		protected void handleListingGroup( GroupDesign group,
				GroupHandle handle, Object value )
		{
			assert value instanceof IBaseQueryDefinition;
			IBaseQueryDefinition query = (IBaseQueryDefinition)value;
			
			IGroupDefinition groupDefn = handleGroup( group, handle, query );
			transformExpressions( group, query, groupDefn.getName( ) );
			handleListingBand( group.getHeader( ), query, true, groupDefn );
			handleListingBand( group.getFooter( ), query, true, groupDefn );
		}		
		/**
		 * processes a table/list group
		 */
		protected IGroupDefinition handleGroup( GroupDesign group,
				GroupHandle handle, IBaseQueryDefinition query )
		{
			GroupDefinition groupDefn = new GroupDefinition( group.getName( ) );
			groupDefn.setKeyExpression( handle.getKeyExpr( ) );
			String interval = handle.getInterval( );
			if ( interval != null )
			{