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Returns a new raster consisting 1 or more bands of an existing raster. It can build new rasters from existing ones, export only selected bands from a multiband raster, or rearrange the order of bands in a raster dataset.

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Signatures

RS_Band(raster: Raster, bands: ARRAY[Integer])

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Parameters

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raster
Raster
required
The input raster.
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bands
ARRAY[Integer]
required
The bands value.

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Return type

The resulting raster.

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Example

SELECT RS_NumBands(
        RS_Band(
            RS_AddBandFromArray(
                RS_MakeEmptyRaster(2, 5, 5, 3, -215, 2, -2, 2, 2, 0),
                Array(16, 0, 24, 33, 43, 49, 64, 0, 76, 77, 79, 89, 0, 116, 118, 125, 135, 0, 157, 190, 215, 229, 241, 248, 249),
                1, 0d
            ), Array(1,1,1)
        )
    )

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