[OSM-dev] [OSM-talk] Handling of towns with different or alternative names

Stefan de Konink stefan at konink.de
Wed Jan 28 14:07:12 GMT 2009


Martin Koppenhoefer wrote:
> 
> 
> 2009/1/28 Richard Fairhurst <richard at systemed.net 
> <mailto:richard at systemed.net>>
> 
> 
>     FWIW, my experience is that data inconsistencies of this sort happen
>     mostly
>     when the server is under very heavy load. If a process is killed halfway
>     through a write operation, then obviously you're going to get some
>     sort of
>     inconsistency. You can order the operations so that this is less
>     likely (cf
>     http://trac.openstreetmap.org/changeset/13184/), but as has been
>     said here
>     extensively, this kind of stuff is always going to happen without
>     transactions.
> 
> 
> but this is a big problem as the server is quite often under heavy load. 
> Isn't it possible to transfer lets say to a temporary place, and when 
> the transaction is completed, tell the server to copy from temp to real? 
> Is there any feedback the server gives to the client, whether a save 
> operation was succesful?

The point happens on modification, so I would say yes, this is possible. 
But for creation it is never possible (hence an id should be returned).


Stefan




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