Based on my understanding of the Bucket Types feature - yes, this feature would solve the problem.
--- Jeremiah Peschka - Founder, Brent Ozar Unlimited MCITP: SQL Server 2008, MVP Cloudera Certified Developer for Apache Hadoop On Wed, Dec 11, 2013 at 12:39 PM, Jordan West <jw...@basho.com> wrote: > Hi Bryce, > > Unfortunately Riak 2.0 final is not yet available but I would be curious > to know if the upcoming Bucket Types [1] [2] feature would help you model > your problem. You could create a Bucket Type for your allow_mult=true > projects and another for lww=true. so you would have something like > (extending the notation you used in your email): > > * bucket_types/allowsibs/buckets/project-year-month-day/keys/key > * bucket_types/nosibs/buckets/project-year-month-day/keys/key > > where "allowsibs" and "nosibs" are the two bucket types, respectively. > > Cheers, > > Jordan > > [1] > http://lists.basho.com/pipermail/riak-users_lists.basho.com/2013-November/013847.html > [2] https://github.com/basho/riak/issues/362 > > > On Wed, Dec 11, 2013 at 11:45 AM, Tom Santero <tsant...@basho.com> wrote: > >> Hi Bryce, >> >> You generally want to avoid creating too many buckets with custom bucket >> properties, as this gets stored in Riak's ring data. A large number of >> custom buckets will degrade cluster performance. >> >> Is there any reason why you don't just create two buckets, with the >> desired LWW/allow_mult=true settings and then prepend the timestamp to your >> key? >> >> Tom >> >> >> On Wed, Dec 11, 2013 at 1:47 PM, Bryce Verdier <bryceverd...@gmail.com>wrote: >> >>> Hi All, >>> >>> Is it at all possible to have default bucket props be based on the >>> bucket names? I ask because I'm trying to use Riak to store key/value data >>> and use the buckets to separate the data based on day and for a couple of >>> different projects, for example: >>> >>> buckets/project-year-month-day/key >>> >>> The issue becomes I have one project that needs 'allow_mult' to true, >>> and another that needs 'last_write_wins' set to true (requiring that >>> 'allow_mult' be false). So using the default_buckets_props will only get me >>> half way there. >>> >>> Does anyone know of a way I can do this? The only solution I can think >>> of off the top of my head is to create a cron job that creates the bucket >>> sooner than when the clients start writing to it. >>> >>> Thank you in advance, >>> >>> Bryce >>> >>> PS -- can anyone tell me what: >>> {multi_backend_prefix_list, [{<<"0b:">>, be_blocks}]}} >>> does? >>> >>> _______________________________________________ >>> riak-users mailing list >>> riak-users@lists.basho.com >>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >>> >> >> >> _______________________________________________ >> riak-users mailing list >> riak-users@lists.basho.com >> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >> >> > > _______________________________________________ > riak-users mailing list > riak-users@lists.basho.com > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com > >
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