[OSM-dev] Excessive version count

Shaun McDonald shaun at shaunmcdonald.me.uk
Thu Sep 17 14:34:38 BST 2009


On 17 Sep 2009, at 11:16, Jonathan Bennett wrote:

> Ian Dees wrote:
>
>> Perhaps the API
>> should ignore (i.e. not increase rev #'s) changes that don't actually
>> change anything?
>
> The idea isn't a bad one, but the implementation would need to be  
> slick
> as to avoid bogging down the server -- it would double the number of  
> DB
> queries per upload.

Both the old and new nodes/ways/relations are loaded before saving the  
changes. So the time is how long it would take to compare the old and  
new values.

Shaun
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