ins.factType = "Cheese";
ins.factField = "price";
ins.type = DataType.TYPE_NUMERIC_INTEGER;
dt.actionCols.add( ins );
ActionRetractFactCol ret = new ActionRetractFactCol();
ret.boundName = "ret1";
dt.actionCols.add( ret );
ActionSetFieldCol set = new ActionSetFieldCol();
set.boundName = "f1";