[postgis-users] st_split

[Sandro Santilli]

On Tue, Oct 29, 2013 at 12:52:28PM +0100, Rémi Cura wrote:
> The problem is there is no function ST_Snap( a point to a line), only
> ST_Snap (a line to a point) !
> 
> I don't know why because snapping a line to a point is way more difficult.!

Snapping a point to a line can be _impossible_.
Not all points on a line can be represented using finite numbers,
while if a point exists you can surely snap to it...

--strk;