This function returns the spatial reference system identifier (SRID) of a raster object. The SRID and its definition are stored in the spatial_ref_sys table.
Syntax
integer ST_Srid(raster raster_obj);Parameters
| Parameter | Description |
|---|---|
| raster_obj | The raster object. |
Examples
select ST_Srid(raster_obj) from raster_table where id=1;
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4326