[postgis-users] MULTILINESTRING edges
Sufficool, Stanley
ssufficool at rov.sbcounty.gov
Tue Sep 23 12:26:31 PDT 2008
Try:
select st_pointn(the_geom) as first_point,
st_pointn(st_npoints(the_geom)) as last_point
>From my_geometry_table
> -----Original Message-----
> From: postgis-users-bounces at postgis.refractions.net
> [mailto:postgis-users-bounces at postgis.refractions.net] On
> Behalf Of Nandorov
> Sent: Tuesday, September 23, 2008 11:03 AM
> To: postgis-users at postgis.refractions.net
> Subject: [postgis-users] MULTILINESTRING edges
>
>
>
> hi again, i'm sorry if i bother you, but i need some help
>
> I have a multilinestring, and i want to get the coordinates
> of its edges. For example i have MULTILINESTRING(0 1, 2 3, 6
> 7,4 6) i want to recover its edges that would be
> (0 1) and (4 6)
> X & Y function only works with points, if there's a function
> to get them? or i have to build my own?
>
> thanks
> --
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>
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