1
vote
1answer
47 views

storing map template in database

I am working on an application that displays choropleth maps. These maps are of all different types, some display state by county, country by state/province, or world by country. How should I ...
2
votes
2answers
162 views

Best approach for saving highlighted areas on geographical map

I am designing an application that allow users to highlight areas of a geographical map using a tool that is like brush or a pen. The tool basically draw a circle with a single click and continue ...
6
votes
1answer
343 views

How do I efficiently store all OpenStreetMap data in an indexed way?

I have a PBF file that contains the following information about a country: Nodes, each with their own longitude, latitude and properties; used to store points in a 2D space. Ways, each with their ...