generateBackRefNumber( originalPath );
generateBackRefNumber( rootPath, originalPath );
	public ColumnInfo( int index, String name, String type, String path,			String originalPath ) throws OdaException	{		this.index = index;		this.name = name;		this.type = type;		if ( !DataTypes.isValidType( type ) )			throw new OdaException( Messages.getString( "RelationInformation.InvalidDataTypeName" ) );		this.path = fixTrailingAttr( buildPath( path ) );		this.originalPath = originalPath;		generateBackRefNumber( originalPath );	}