Hi,
Can I group by this?
9501 England 1023 1023 London 9501 Englang 1090 1090 Manchester 9501 England 1094 1094 Liverpool 9501 England 1108 1108 Birmingham 9502 US 1181 1181 Boston 9502 US 1247 1247 New York 9502 US 1379 1379 Washington 9503 Brazil 1466 1466 Sao Paulo 9503 Brazil 1508 1508 Curitiba 9504 Italy 1630 1630 Milano 9505 France 1647 1647 Paris 9505 France 1653 1653 Nice
and get this result?
9501 London, Manchester, Liverpool, Birmingham 9502 Boston, New York, Washington 9503 Sao Paulo, Curitiba 9504 Milano 9505 Paris, Nice