On 13/6/20 1:37 am, Paul Johnson wrote:
On Fri, Jun 12, 2020 at 10:28 AM Florian Lohoff <f...@zz.de <mailto:f...@zz.de>> wrote:

    On Fri, Jun 12, 2020 at 02:14:15PM +0200, Mateusz Konieczny via
    talk wrote:
    >
    >
    >
    > Jun 12, 2020, 13:59 by f...@zz.de <mailto:f...@zz.de>:
    >
    > > Changeset envelopes which span more than 100s of km² are broken.
    > >
    > Except cases where you edit/delete already created huge objects
    or you create
    > huge object that actually should be created.
    >

    These types of objects should be pretty exceptional. I try to split
    landuses to sub 1km² because i also feel the pain for
    rendering tiles. As soon as someone touches those areas you invalidate
    tons of tiles. So breaking this down also benefits us long term
    concerning workload on the tile servers.


Not just that, but cadastral type tags probably shouldn't be spanning large areas to start with.  If your landuse or landcover polygon is crossing an unclassified or higher highway, you're probably making a big mistake. landuse=residential is NOT a substitute for place=neighborhood (something I see a lot).


Hummm.. the following military areas are used as a rocket test firing area. Spiting them up into 1 km square areas would be a lot of work! Total area is approximately 122,188 km².

Ways 544274312, 436690530 and 436098551.


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