[Gfoss] Riclassificare raster in Postgis

[Gino Pirelli]

On 7 April 2014 21:57, Romina Di Paolo <romi.dipaolo a gmail.com> wrote:

> ST_MapAlgebra


in http://postgis.net/docs/RT_ST_MapAlgebra.html

Passing a regprocedure argument to a SQL function requires the full
function signature to be passed, then cast to a regprocedure type. To pass
the above example PL/pgSQL function as an argument, the SQL for the
argument is:

'sample_callbackfunc(double precision[], integer[], text[])'::regprocedure
-------------- parte successiva --------------
Un allegato HTML ? stato rimosso...
URL: <http://lists.gfoss.it/pipermail/gfoss/attachments/20140407/8308c85c/attachment.html>