10/20/2023 0 Comments Union arcmapI had already tried these three functions, see as following:Ĭlip: I use cthis fucntion to clip those countries I need (According to the world bounday map by "Select by attribute") and output as a new file. I just wounder which geoprocessing tools should be the best one if I want to link two maps and get the number of cities. In order to know how many countries are located within certain country, I need use some geoprocessing tools, such as Clip, Spatial Join and Union. I have two maps in my case, one is world bounday map (with COUNTRY name) and another is world city map(Only polygon without COUNTRY name). I have a question about which geospatial process need to be selected in my case, I would be much appreciate if someone could guide me and tell me what their differences.
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