Tagged Questions

0
votes
1answer
41 views

Problem with postgis [closed]

I'm working in a project and I need to use postgis to get all the States contains in a City, now, I tried the following query: SELECT * FROM Table1, Table2 WHERE ST_Contains(Table1.the_geom, ...
4
votes
1answer
65 views

Does Oracle MapViewer support PostGIS?

I use Oracle MapViewer to generate my mapping data and currently I'm using an Oracle database as my spatial back-end. I would like to move my data over the PostGIS but I can't find any references if ...
3
votes
1answer
251 views

making choropleth maps using PostGIS Windows

i read an article on chicago tribune blog about making maps, it consist on "making choropleth maps using PostGIS, TileMill, Mapnik and Google Maps" on Mac environnement, my question is how we can ...
5
votes
2answers
366 views

PostGIS ST_Distance vs. pgRouting

I am looking to create a city directory web app, and the site will need to be able to calculate distances between two geospatial points (like the distance between the user and a restaurant, or the ...