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handling a large number of polygons #103
I have polygons which look like this https://gis.stackexchange.com/questions/242710/polygonize-raster-and-shrink-number-of-polygons and there are lots of them.
Usually a spatial join will lookup the bounding box and then for each matching /filtered pair validate the within constraint. As I have a large number of polygons and so far could not find this 2 step process in geospark's code I wonder if this could be integrated easily in order to increase performance as discussed in #91
So far I could only see that objects are
I wonder if this pruning is already implemented (lookup only of the envelopes, then validate within constraint) or if it could easily be added.