[postgis-users] Can I replace all the x and y coordinates of a geometry using PostGIS, Thank you!

[ZHANGAIGUO]

Your answer is appreciate,

Thank you very much!

 

ZHANG Aiguo
 
> Date: Thu, 12 Nov 2009 10:14:35 +0100
> From: nicolas.ribot at gmail.com
> To: postgis-users at postgis.refractions.net
> Subject: Re: [postgis-users] Can I replace all the x and y coordinates of a geometry using PostGIS, Thank you!
> 
> > Hi, Leo:
> >
> > Thank you for your reply!
> > May be I did not tell my problem clearly,
> > Now, I want to know how i can get the number of points that stand for a
> > polygon.
> > Just like the function of NumPoints(geometry) used for linestring.
> >
> 
> npoints(geometry) for a polygon
> 
> > And how can I locate each coordinate in the polygon?
> > Looking forward your reply!
> > Thanks a lot!
> >
> 
> Have a look at this recent thread:
> Postgis for dummies
> 
> Nicolas
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