Version 13 (modified by pracine, 10 years ago) (diff)


PostGIS WKT Raster Beta 0.2.4 Working Specifications

Objective B02c - Being able to intersect vector and raster to produce raster.

ST_AsRaster(geometry, pixelsize) -> raster
ST_Intersects(raster, raster)
Changes to ST_Intersection or use ST_MapAlgebra

Objective B02d - Being able to use "group by" to accumulate tiles to form a new raster.

ST_Union(raster|geometry, raster|geometry, ‘raster’|’geometry’) -> raster/geometry
ST_Accum(raster set|geometry set, ‘raster’|’geometry’) -> raster/geometry

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