[postgis-users] LinearReferencing: measure vertex of linestring?

[Sandro Santilli]

On Wed, Mar 28, 2012 at 06:22:28PM +0200, Andrés Maneiro wrote:

>      LINESTRINGM(1 0 1,2 0 2,4 0 4)
> 
> What I'm wondering is if somehow I could calibrate the vertex of the
> linestring, having as a result, for example, this route:
> 
>     LINESTRINGM(1 0 1,2 0 *1.7*,4 0 4)

See ST_SetPoint

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