OpenStreetMap

h4ck3rm1k3의 일기

h4ck3rm1k3님이 English로 2009년 8월 19일에 게시함. 최근 2009년 9월 22일에 업데이트됨.

merge many osm filesinto one.
concat them and then merge.
this will also give the ids new ids.

If you want to merge/extract or other mess with OSM files you can also use Osmosis...
osm.wiki/Osmosis

Thanks, I will look at that. I know osmosis is powerful.