Re: [DBpedia-discussion] Introducing the Ontology2 Edition of DBpedia 2016-04

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Kingsley Idehen

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Nov 3, 2016, 11:35:32 AM11/3/16
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On 11/3/16 11:03 AM, Paul Houle wrote:
> Exactly,
>
> in evaluating the O2 Edition, the economics comes first, like it
> or not.
>
> For research and development purposes you are going to put severe
> stress on a triple store. You can always think of some query that
> explodes combinatorically, or cases where your graph database doesn't
> realize there is a much simpler way of answering the query than it
> what it does.
>
> With the limiters out, it becomes easier to overload the
> database. If it's your own database you see the whole picture
> involving an occasional crash, rebooting the server, understanding
> the bottleneck vs. deciding not to write the kind of query that crashes.
>
> You can write more triples into the store, something you can only
> do for your own store because it is your own. You can turn it off
> when you don't need it and save a lot of money, also you can hit a
> button and reset it back to factory condition if you get it in a bad
> place somehow.
>
> The minimum wage here in New York is $9.00 an hour and that's a low
> rate globally for computer operators. The hourly cost inclusive of
> hardware is a small fraction of that. If it is being used by a
> developer on a 8-hour work day, you pay for it 1/3 what you would for
> running it all day. The $499 annual subscription is compared to what
> it might cost to create something similar yourself, such as
>
> $200 for 32GB RAM upgrade to a laptop
> + 8 hours for planning out the process,
> + 4 attempts made to produce successful release
> at 8 hours each (4 production + 4 testing)
>
> The cost to roll your own is then $299 + $40 * R where R is the rate.
> You couldn't do this legally in New York for less than $560. And
> that's for something without extensive optimization, which comes with
> no support whatsoever, etc.
>
> If you bill the annual subscription to a credit card you can use it
> together with service credits, reserved instances and other
> techniques to scale out the hardware as much as you like at a low cost.
>
> I have seen people subscribe and spend about $20 to do a quick
> evaluation, so if you have questions it is very worthwhile for you to
> try it yourself at
>
> https://aws.amazon.com/marketplace/pp/B01HMUNH4Q/
>
> A Step-by-step tutorial that includes some interesting example queries
> is here:
>
> http://ontology2.com/the-book/dbpedia-2016-04.html
>
> Once you have tried it out, please leave a review on the product page
> so people won't just have to take my word for it.
Paul,

Nice breakdown.

--
Regards,

Kingsley Idehen
Founder & CEO
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