A boundary couldn't be "the river" as a river has non-zero width. It might be the "centre line", "deepest line", "fastest flowing bit" ..... but it cannot be "the river" without further qualification.
On 2015-10-14 11:31, Frederik Ramm wrote: > Hi, > > On 10/14/2015 10:56 AM, Martin Koppenhoefer wrote: > >> (If this happens - if the boundary is defined by the river or the >> highway - then you still have various options of modeling this, for >> example having two ways share the same nodes, >> >> wouldn't this kind of modelling be "wrong"? If the boundary IS the >> river, there shouldn't be 2 different objects there, should they? > > Academic detail. "Is" the boundary the river, or is the boundary a thing > its own right, the geometry of which is described by the river? I think > you can argue either way. > > Bye > Frederik
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