[OSM-dev] "Deep History" App

[Ian Dees]

On Tue, Sep 15, 2009 at 2:55 PM, Tom Hughes <tom at compton.nu> wrote:

>
>  (b) any program that does get written would have to be engineered in a
>> clever way in order not to put too much strain on the data base and
>> still produce something consistent
>>
>
> I don't know that it needs to be particularly clever - just an extension to
> the existing planetdump program that causes it to dump all the history
> should be fine.
>

Theoretically, you would only have to run this once, then use
weekly(/daily/etc.) diffs to fill it back in, right?

Is there a spot on the wiki that describes the DB schema or should I read
the migrations in ruby?
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