Description

Returns a text summary of the contents of the raster.

Availability: 2.1.0

Examples

SELECT ST_Summary(
	ST_AddBand(
		ST_AddBand(
			ST_AddBand(
				ST_MakeEmptyRaster(10, 10, 0, 0, 1, -1, 0, 0, 0)
				, 1, '8BUI', 1, 0
			)
			, 2, '32BF', 0, -9999
		)
		, 3, '16BSI', 0, NULL
	)
);

                            st_summary
------------------------------------------------------------------
 Raster of 10x10 pixels has 3 bands and extent of BOX(0 -10,10 0)+
     band 1 of pixtype 8BUI is in-db with NODATA value of 0      +
     band 2 of pixtype 32BF is in-db with NODATA value of -9999  +
     band 3 of pixtype 16BSI is in-db with no NODATA value
(1 row)
				

See Also

ST_MetaData, ST_BandMetaData, ST_Summary ST_Extent