Nombre
ST_SRID — Returns the spatial reference identifier of the raster as defined in spatial_ref_sys table.
Sinopsis
integer ST_SRID(raster rast);
Description
Returns the spatial reference identifier of the raster object as defined in the spatial_ref_sys table.
![[Nota]](../images/note.png)
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Non-georeferenced rasters and geometries use SRID 0. |
Ejemplos
Code
SELECT ST_SRID(rast) As srid FROM dummy_rast WHERE rid=1;
Output
0