Folks, The motion to adopt 'RFC 21: OGR SQL type cast and field name alias' has passed with support from FrankW, DanielM, HowardB, EvenR and TamasS, and +0 from AndreyK. http://trac.osgeo.org/gdal/wiki/rfc21_ogrsqlcast I'll proceed with implementation. Best regards, Tamas