[Spanish] Re: POSTGIS - SELECT de puntos de una linea

[Gustavo Jarrín]

Mil gracias Gastón, 

perdona, y para sacar los puntos de una tabla tipo poligono?

Slds

gustavo

> Date: Wed, 13 Jul 2011 09:43:14 -0300
> From: gaston.lucero at sitrack.com
> To: spanish at lists.osgeo.org
> Subject: [Spanish] Re: POSTGIS - SELECT de puntos de una linea
> 
> Puedes utilizar
> select st_pointn(linea ,generate_series(1,st_numpoints(linea))) from tabla
> 
> o también
> 
> select st_dumppoints(geometry).geom from tabla
> 
> Saludos
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