Bug 182296 Crosstab - non-numeric measures
Feature request. Looking at the 2.2.M6 release, it seems that measures (the fields that can be in the matrix part of the output) need to be numeric. I looked at the spec documents and it seems there is no requirement for non-numeric measures
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/data/impl/dimension/Hierarchy.java
offsetDocObj.seek( 0 );
		documentObj.seek( offsetDocObj.readInt( ) );
		for ( int i = 0; i < size; i++ )
		{
			resultArray.add( readDimensionRow( ) );
		}
		
		return resultArray;
	}
	
	/**
	 * 
	 * @param dimPosition
	 * @return
	 * @throws IOException
	 */
	public DimensionRow readRowByPosition( int dimPosition ) throws IOException
	{
		offsetDocObj.seek( dimPosition * 4 );
		
		return readRowByOffset( offsetDocObj.readInt( ) );
	}
	
	/**
	 * 
	 * @param offset
	 * @return
	 * @throws IOException
	 */
	public DimensionRow readRowByOffset(