Created
October 19, 2010 16:48
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07:42 <hoodoos> is there any way to list non empty buckets? I guess not, but still :) | |
07:43 <seancribbs> hoodoos: in the erlang api yes | |
07:43 <seancribbs> also in PBC i think | |
07:43 <seancribbs> but, it's just as expensive as listing keys | |
07:44 <hoodoos> seancribbs, well, it's for admin cases, so no matter how fast it is | |
07:44 <seancribbs> gotcha | |
07:44 <seancribbs> {ok, C} = riak:local_client(), C:list_buckets(). | |
07:44 <seancribbs> try that from the console | |
07:44 <hoodoos> okay, thanks a lot! :) | |
07:45 <hoodoos> btw, is there any chance to get advice on mailing list | |
about better architecture of database for some abstract task? or better not do it there? | |
07:46 <seancribbs> you can ask, but it might be hard to answer in the abstract | |
07:46 <seancribbs> can you give the 30-second version here? | |
07:51 <hoodoos> seancribbs, it takes me kinda long to write it, i'll let you know | |
when I'm finished :) | |
07:51 <seancribbs> k | |
07:54 <hoodoos> seancribbs, i'm ready :)) | |
07:54 <hoodoos> I want to gather statistics on user requests. The data should | |
contain requests it self, let's say it's a flight requests so we have e.g. Moscow | |
to London route for statistics, then we need to know on which dates it was | |
requested by users ( Moscow to London on 12th of December 2010 ) and we need | |
to also keep when it was requested detailed by hour e.g. Moscow to London on | |
12th of Decemeber 2010 flight was requested on 11th of November 2010 in 15:00. So genera | |
07:54 <hoodoos> ly this system gotta answer atleast following question | |
given by Route:Moscow to London, Date:12th of December 2010, which should show | |
dynamics of price change for that flight, and another one is given the same params | |
plus N, where N is plus minus days to find statistics on nearest flight dates. | |
I couldn't really figure out how to get data stored to be able to do mapreduce queries | |
07:54 <hoodoos> and gather needed information. | |
07:55 <hoodoos> add to second question: showing the most recent info for prices | |
07:56 <seancribbs> hoodoos: sounds like a complicated multi-variate problem | |
07:57 <hoodoos> seancribbs, well i have solution in mysql, but would be great | |
to solve it in RIak, I will keep thinking on that, and maybe i'll come more concrete questions | |
07:57 <seancribbs> that might be difficult in Riak | |
07:57 <seancribbs> although… search could help | |
07:57 <seancribbs> somewhat | |
07:57 <seancribbs> but how you store the data is unclear to me | |
07:58 <seancribbs> (maybe because I don't know the domain very well) | |
07:58 <hoodoos> seancribbs, I don't store in Riak yet, if i figure out how to | |
request for it, I would store it in suffiecient way.. | |
07:58 <hoodoos> or maybe begin with storing :) | |
07:59 <seancribbs> from:Moscow to:London date:(2010-12-8 TO 2010-12-12) | |
07:59 <seancribbs> right, best to figure out how you'll query it first | |
08:00 <hoodoos> does riak ds do that kind of consulting? | |
08:00 <hoodoos> enterprise ds | |
08:01 <seancribbs> hoodoos: we do professional services, yes | |
08:01 <hoodoos> i was considering riak for startups, but it's not super hot yet | |
08:02 <hoodoos> seancribbs, once we have working solution we can migrate data to riak step | |
by step, I guess that's the right course :) | |
08:03 <seancribbs> yup |
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