If I understand correctly, you'll need to convert the outlines to regions first. If the outlines originated in OS [EMAIL PROTECTED] Mastermap mapping then they may not be closed. There's commercial software - PolyWiz - which converts OS vector maps to regions of land, water, roads and buildings. Then add a column to the table to contain the size of the objects and use something like Alter Table "mytable" ( add area Float ) Interactive Update mytable Set area = CartesianArea(obj, "sq m") --------------------------------------------------------------------- List hosting provided by Directions Magazine | www.directionsmag.com | To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] Message number: 13528
