PostGIS

ST_ScaleX
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ST_ScaleX

10.4. Raster Accessors

Name

ST_ScaleX — Returns the X component of the pixel width in units of coordinate reference system.

float8 +`*`+ST_ScaleX*(`raster `rast`)`;

Returns the X component of the pixel width in units of coordinate reference system. Refer to World File for more details.

Changed: 2.0.0. In WKTRaster versions this was called ST_PixelSizeX.

SELECT rid, ST_ScaleX(rast) As rastpixwidth
FROM dummy_rast;

 rid | rastpixwidth
-----+--------------
   1 |            2
   2 |         0.05