POSTGIS
edit- Manual: http://postgis.net/docs/manual-1.5/index.html
- http://www.postgresql.org/docs/current/interactive/index.html
Basics
editUsername = postgres;
createuser -U postgres -P -s Me psql -U postgres osm2pgsql -c -G -U postgres -d osm -S ~/Documents/GIS/Tools/Scripts/osm2pgsql/default.style ~/Downloads/india.osm.pbf
Export
edit\copy (select admin_level,place,name from planet_osm_point where name is not null and place = 'city' or place ='town') to '/Users/Me/Documents/osm-places.csv' csv
geojson http://www.smartjava.org/content/using-d3js-visualize-gis
d3/topojson http://bost.ocks.org/mike/map/