ST_Summary
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## Name

ST_Summary — Returns a text summary of the contents of the raster.

## Synopsis

`text ST_Summary(`raster rast`)`;

## 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

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