import mx.events.DataGridEvent;
import mx.collections.ArrayCollection;
[Bindable]
private var initDG:ArrayCollection = new ArrayCollection([
{Artist:'Pavement', Album:'A',Price:11.99},
{Artist:'Pavement', Album:'B',Price:11.99}
]);
private function disableEditing(event:DataGridEvent):void {
if(event.columnIndex==1){
event.preventDefault();
}
}