Queries the skew of a raster object on the Y scale in the spatial reference system.

Prerequisites

The raster object has a valid spatial reference system identifier (SRID).

Syntax

float8 ST_SkewY(raster raster_obj)

Parameters

Parameter Description
raster_obj The name of the raster object.

Examples

select st_skewx(rast), st_skewy(rast)
from raster_table;

 st_skewx | st_skewy 
----------+-----------
      0.3 |      0.2