[OSM-dev] Hourly Diffs

Tom Hughes tom at compton.nu
Thu Nov 29 15:58:00 GMT 2007


In message <87ve7lyrxj.fsf at julius-net.net>
        Matthias Julius <lists at julius-net.net> wrote:

> Tom Hughes <tom at compton.nu> writes:
>
>> In message <87k5o117vj.fsf at julius-net.net>
>>         Matthias Julius <lists at julius-net.net> wrote:
>>
>>> Brett Henderson <brett at bretth.com> writes:
>>>
>>>> These diffs are now created by osmosis itself rather than using external 
>>>> shell scripts.  As a result I can vary the interval anywhere down to one 
>>>> second granularity with a simple config file update, so if smaller files 
>>>> help it is easy to achieve.
>>>
>>> At some point it might be more sensible to set up replication between
>>> the two MySQL servers.
>>
>> Which two MySQL servers would that be? We only have one...
>
> API and OSMXAPI? Or what does the XAPI use as backend?

MySQL I believe, but it has it's own schema - it isn't a mirror of
the main database, rather it is a separate database that has been
optimised for answering large queries.

Tom

-- 
Tom Hughes (tom at compton.nu)
http://www.compton.nu/




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