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

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 
OpenLink Software   (Home Page: http://www.openlinksw.com)

Weblogs (Blogs):
Legacy Blog: http://www.openlinksw.com/blog/~kidehen/
Blogspot Blog: http://kidehen.blogspot.com
Medium Blog: https://medium.com/@kidehen

Profile Pages:
Pinterest: https://www.pinterest.com/kidehen/
Quora: https://www.quora.com/profile/Kingsley-Uyi-Idehen
Twitter: https://twitter.com/kidehen
Google+: https://plus.google.com/+KingsleyIdehen/about
LinkedIn: http://www.linkedin.com/in/kidehen

Web Identities (WebID):
Personal: http://kingsley.idehen.net/dataspace/person/kidehen#this
        : http://id.myopenlink.net/DAV/home/KingsleyUyiIdehen/Public/kingsley.ttl#this