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

Function: st_overlaps

Schema

public

Owner

postgres

Descriptions

args: rastA, nbandA, rastB, nbandB - Return true if raster rastA and rastB intersect but one does not completely contain the other.

Options

Definition

CREATE OR REPLACE FUNCTION public.st_overlaps (
 rast1 public.raster,
 nband1 integer,
 rast2 public.raster,
 nband2 integer
)
RETURNS boolean AS
$span$
SELECT $1 OPERATOR(public.&&) $3 AND CASE WHEN $2 IS NULL OR $4 IS NULL THEN public._st_overlaps(public.st_convexhull($1), public.st_convexhull($3)) ELSE public._ST_overlaps($1, $2, $3, $4) END
$span$
LANGUAGE 'sql'
IMMUTABLE
CALLED ON NULL INPUT
SECURITY INVOKER
COST 1000;

COMMENT ON FUNCTION public.st_overlaps(rast1 public.raster, nband1 integer, rast2 public.raster, nband2 integer)
IS 'args: rastA, nbandA, rastB, nbandB - Return true if raster rastA and rastB intersect but one does not completely contain the other.';

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