RS_BandIsNoData

Returns true if the band is filled with only nodata values. Band 1 is assumed if not specified.

Signatures

RS_BandIsNoData(raster: Raster, band: Integer = 1)

Parameters

raster

Raster

required

The input raster.

band

Integer

default:"1"

required

The band index.

Return type

Returns true or false.

Example

WITH rast_table AS (SELECT RS_AddBandFromArray(RS_MakeEmptyRaster(1, 2, 2, 0, 0, 1), ARRAY(10d, 10d, 10d, 10d), 1, 10d) as rast)
SELECT RS_BandIsNoData(rast) from rast_table

true

RS_Band

RS_BandNoDataValue

⌘I

Wherobots Cloud REST API

WherobotsDB

Vector tiles (PMTiles)

Havasu (Iceberg) table management

GeoStats and Map Matching

Rasterflow

Signatures

Parameters

Return type

Example

​Signatures

​Parameters

​Return type

​Example

Signatures

Parameters

Return type

Example