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/util/DiskIndex.java
}
		return null;
	}
	
	/**
	 * 
	 * @param node
	 * @param key
	 * @return
	 */
	private boolean isBetween( NonLeafNode node, Object[] key )
	{
		if ( CompareUtil.compare( node.minKeyValue, key ) > 0
				|| CompareUtil.compare( node.maxKeyValue, key ) < 0 )
		{
			return false;
		}
		else
		{
			return true;
		}
	}
	/**
	 * 
	 * @param selections
	 * @return
	 * @throws IOException
	 * @throws DataException 
	 */
	public IDiskArray find( ISelection[] selections ) throws IOException, DataException