netcdf classic (CDF-1) {
dimensions:
	feature_id = 3895 ;
variables:
	float feature_id(feature_id) ;
		feature_id:gridtype = 0 ;
		feature_id:units = "unitless" ;
	double adif(feature_id) ;
		adif:PGtype = "varchar" ;
		adif:units = "ids" ;
// feature_id: first 101.5, last 251010000.0, count 3895
}