Well, if you run box2d, you change spatial ref system. (I don't see any reason not to keep it, but correct me if I'm wrong.)<br><br>SELECT st_srid(box2d(st_setsrid(rast, 1111))) AS the_geom <br>FROM da_raster LIMIT 1<br>
<br>Always yield -1 (2.0 and previous)<br><br>Etienne<br>