Description

Returns basic meta data about a raster band. Columns returned pixeltype | nodatavalue | isoutdb | path.

	If raster contains no bands then an error is thrown.

	If band has no NODATA value, nodatavalue will be NULL.

Examples

SELECT rid, (foo.md).*
 FROM (SELECT rid, ST_BandMetaData(rast,1) As md
FROM dummy_rast WHERE rid=2) As foo;

 rid | pixeltype | nodatavalue | isoutdb | path
-----+-----------+----------------+-------------+---------+------
   2 | 8BUI      |           0 | f       |
				

See Also

ST_MetaData, ST_BandPixelType