Excellent!
On Tue, Oct 8, 2013 at 3:24 AM, Russell Brown <russell.br...@mac.com> wrote: > I'd very much like to see the same thing. > > I have a working branch and test here > https://github.com/basho/riak_kv/pull/688 and > https://github.com/basho/riak_test/tree/feature/rdb-sib-ex > > This isn't using the DVVSets but a sort of rough hack, where we store the > event dot for each write in the metadata dictionary for that value. As you > can see from the test it works. There is some work to be done to > productionise it, I really hope I get time for that. Feel free to pitch in > (the riak_object tests that are broken would be the first place to help.) > > My only concern is with client id vclocks (which are still supported in > Riak.) > > Cheers > > Russell > > On 8 Oct 2013, at 05:40, Pedram Nimreezi <m...@majorcomputing.com> wrote: > > > I'd like to see the dotted version vectors get launched, even with > merging siblings high concurrency = high amount of unnecessary siblings, > > Which wastes space and impacts performance. Dotted version vectors helps > improve this. Proof of concept and paper available... > > > > On Oct 7, 2013 3:06 PM, "Sam Elliott" <sam.elli...@basho.com> wrote: > > Each sibling has it's own last-modified date, which you should be able > to use to sort them when you get them back. > > > > However, I'd suggest the following: if they're siblings, they were > created from concurrent edits. Thus, create a merge function that is > entirely deterministic without using the timestamp. This should save you > from any clock skew issues, and also from the fact that an edit may not > have been performed with the most up-to-date information. > > > > I guess people can't wait for our CRDTs to launch. > > > > Sam > > > > -- > > Sam Elliott > > Engineer > > sam.elli...@basho.com > > -- > > > > > > On Monday, 7 October 2013 at 2:47PM, Alex Rice wrote: > > > > > Yes, exactly that's what I'm working on. By knowing which sibling is > > > the oldest and which is the newest it seems like I can usually figure > > > out how to marge/apply the modifications. Things like Player profiles, > > > friends lists, etc. > > > > > > On Mon, Oct 7, 2013 at 12:43 PM, Jeremiah Peschka > > > <jeremiah.pesc...@gmail.com (mailto:jeremiah.pesc...@gmail.com)> > wrote: > > > > There's no guarantee of return order as far as I know. Since you > can't count > > > > on clocks anyway... > > > > > > > > Are you trying to determine which data modifications to apply from > multiple > > > > siblings? > > > > > > > > --- > > > > sent from a tiny portion of the hive mind... > > > > in this case, a phone > > > > > > > > On Oct 7, 2013 11:40 AM, "Alex Rice" <a...@mindlube.com (mailto: > a...@mindlube.com)> wrote: > > > > > > > > > > Are they ordered by timestamp, and is the ordering guaranteed? > (within > > > > > the clock accuracy of course). Using the C# client Thanks, > > > > > Alex > > > > > > > > > > _______________________________________________ > > > > > riak-users mailing list > > > > > riak-users@lists.basho.com (mailto: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 (mailto: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 > > -- /* Sincerely -------------------------------------------------------------- Pedram Nimreezi - Chief Technology Officer */ // The hardest part of design … is keeping features out. - Donald Norman
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