Hello,
> Ultimately I think the ideal approach is going to be abandoning > CascadedUnion and switch to a full union algorithm (which will essentially > be the same as running buffer(0). This should have very good performance. > We're using PostGIS's ST_Union to dissolve a clipped TIN into a polygon. Current ST_Union implementation handles this measurably faster than ST_Buffer(ST_Collect(geom),0). Please keep this case in mind. -- Darafei Praliaskouski Support me: http://patreon.com/komzpa
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