+!!! tip
+ If your database already exists and you want to add more countries,
+ replace the setting up part
+ `${SETUPFILE} --osm-file ${UPDATEDIR}/tmp/combined.osm.pbf --all 2>&1`
+ with `${UPDATEFILE} --import-file ${UPDATEDIR}/tmp/combined.osm.pbf --index --index-instances N 2>&1`
+ where N is the numbers of CPUs in your system.
+