ST_Srid

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Returns the spatial reference system identifier (SRID) of a raster object. SRIDs and their definitions are stored in the spatial_ref_sys table.

Syntax

integer ST_Srid(raster raster_obj);

Parameters

ParameterDescription
raster_objThe raster object.

Examples

The following example returns the SRID of the raster object in raster_table where id equals 1.

select ST_Srid(raster_obj) from raster_table where id=1;

Output:

4326