pggeodb.nancy.inra.fr/db_cefs - db_cefs on pggeodb.nancy.inra.fr

Function: st_summarystats

Schema

public

Owner

postgres

Descriptions

args: rastertable, rastercolumn, nband=1, exclude_nodata_value=true - Returns summarystats consisting of count, sum, mean, stddev, min, max for a given raster band of a raster or raster coverage. Band 1 is assumed is no band is specified.

Options

Definition

CREATE OR REPLACE FUNCTION public.st_summarystats (
 rastertable text,
 rastercolumn text,
 nband integer = 1,
 exclude_nodata_value boolean = true
)
RETURNS public.summarystats AS
$span$
SELECT _st_summarystats($1, $2, $3, $4, 1)
$span$
LANGUAGE 'sql'
STABLE
RETURNS NULL ON NULL INPUT
SECURITY INVOKER
COST 100;

COMMENT ON FUNCTION public.st_summarystats(rastertable text, rastercolumn text, nband integer, exclude_nodata_value boolean)
IS 'args: rastertable, rastercolumn, nband=1, exclude_nodata_value=true - Returns summarystats consisting of count, sum, mean, stddev, min, max for a given raster band of a raster or raster coverage. Band 1 is assumed is no band is specified.';

This file was generated with SQL Manager for PostgreSQL (www.pgsqlmanager.com) at 13/03/2014 13:23