Technology Spatial query tutorial for nyc subway income level along subway

1. Spatial Query Tutorial - NYC Subway Lee Hachadoorian November 14, 2013How many people in New York City live within a quarter mile of a subway station? What is their average…

Education Comparing free software for spatial DBMSs

1.Comparing Free Software for Spatial Database Management Systems (DBMSs) S.S. Smirnov ([email protected]) Southern scientific research institute of marine fisheries…