Queries the pixel width of a raster object on the Y scale in the spatial reference system.
Prerequisites
The raster object must have a valid spatial reference system identifier (SRID).
Syntax
float8 ST_ScaleY(raster raster_obj)Parameters
| Parameter | Description |
|---|---|
raster_obj | The name of the raster object. |
Examples
SELECT st_scalex(rast), st_scaley(rast)
FROM raster_table;Output:
st_scalex | st_scaley
-----------+-----------
1.3 | 0.3