ST_UpperLeftX — Returns the upper left X coordinate of raster in projected spatial ref.
float8 ST_UpperLeftX(
raster rast)
;
Returns the upper left X coordinate of raster in projected spatial ref.
SELECt rid, ST_UpperLeftX(rast) As ulx FROM dummy_rast; rid | ulx -----+------------ 1 | 0.5 2 | 3427927.75