Changes between Version 5 and Version 6 of WKTRaster/SpecificationWorking03
- Timestamp:
- 02/20/10 09:07:53 (15 years ago)
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WKTRaster/SpecificationWorking03
v5 v6 54 54 55 55 Variant 3: ST_MapAlgebra(raster|geometry, [raster|geometry,…] 'mathematical expression', 'raster' |'geometry', raster) ->raster/geometry 56 57 ST_MapAlgebra performs the specified mathematical expression on the input rasters, returning a raster or geometry. Both rasters must have the same SRID. If both rasters do not have the same SRID, ST_MapAlgebra will return an error: 58 ERROR: Operation on two geometries with different SRIDs 56 59 57 60 The first raster passed to ST_MapAlgebra is the 'master' raster, unless either: