[erlang-questions] "Erlang plus BDB: Disrupting the Conventional Web Wisdom"

Damien Morton <>
Thu Oct 11 21:52:00 CEST 2007


Is there any reason why Mnesia couldnt use BDB instead of dets?

On 11/11/2007 2:35 PM, Francesco Cesarini wrote:
>> For that matter, what about mnesia? It seems pretty self-serving for her to say 
>> "The only thing missing from Erlang is large-scale persistent storage". Mnesia 
>> scales well and is used in high-demand production environments, right?
>>   
>>     
> Yes, but Mnesia has its limits. The paper pointed out by Tee 
> (http://erlang-consulting.com/thesis/dbms_eval.html) was researched when 
> we had to track about 200 million chickens a year (please do not laugh, 
> I am serious :-) ) undergoing about 5 or 6 state/ownership transitions. 
> That is where postgres, BDB and other hardcore databases come into the 
> picture. Mnesia is excellent for caching and storing live data, but not 
> for archiving or large quantities of rarely used data.
>
>
> Regards,
> Francesco
> --
> http://www.erlang-consulting.com
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