Thank you guys for your feedback :)
On Tue, Nov 11, 2014 at 1:07 AM, Jihun Kang <[email protected]> wrote: > Hello all, > > I agree with your opinions on index support, concurrent execution, and > RDBMS backed storage will be great features on Tajo projects. > > Also, it may be a off-topic discussion on 0.9.1 roadmap, I feel that > kerberos support will fortify the authentication. > > Best Regards, > Jihun Kang > > 2014-11-11 16:28 GMT+09:00 Jihoon Son <[email protected]>: > >> Right. Yarn support is truly necessary feature. >> I haven't heard about Apache Slider, but it looks very useful. >> Thanks for your suggestion. >> >> Sincerely, >> Jihoon >> >> 2014-11-11 16:21 GMT+09:00 Hyunsik Choi <[email protected]>: >> >> > Yes, index support and concurrent execution of multiple stages are >> > definitely important features. We should do them. Especially, I'm very >> > interested in indexing feature. >> > >> > In addition, we should do Yarn support. Now, we can employ Apache >> > Slider in order to launch a Tajo cluster as a long-running Yarn >> > application in a Yarn cluster. >> > >> > Best regards, >> > Hyunsik >> > >> > On Mon, Nov 10, 2014 at 6:11 PM, Jihoon Son <[email protected]> >> wrote: >> > > Hi Hyunsik, >> > > thanks for your mail. >> > > >> > > On 0.9.1 release, if we had more discussion on our mailing list, it >> would >> > > be better because our team members, (including who are not working with >> > you >> > > in offline) could concentrate on the issues which would be included in >> > > 0.9.1 release. >> > > The above my mail was just a suggestion. Since anyone didn't reply to >> > that, >> > > I couldn't know others' opinion. >> > > Anyway, you seem to agree with my suggestion except TAJO-982. >> > > If you want to have a validation on that issue, we can reschedule it to >> > > future releases. >> > > >> > > On other issues, you might talk about our next major release. >> > > Your suggestion is excellent. >> > > It makes Tajo more valuable, and specifically for storage layer >> > suggestion, >> > > it gives Tajo a great potential! >> > > But, I'd like to suggest that we need to resolve performance >> improvement >> > > issues as well as practical usage issues and new features. >> > > For example, TAJO-1130 (Concurrent execution of independent execution >> > > blocks) will give us significant performance improvement by exploiting >> a >> > > large degree of parallelism. >> > > In addition, we can also consider the index feature which I'm working >> on. >> > > >> > > Welcome any opinions. >> > > Please feel free to give your opinion. >> > > >> > > Sincerely, >> > > Jihoon >> > > >> > > 2014-11-11 9:35 GMT+09:00 Hyunsik Choi <[email protected]>: >> > > >> > >> Recently, Hyoungjun worked hbase storage, and he has refactored >> > >> storage module to be more general. With this work, we can support more >> > >> storage types. Especially, I believe that JDBC-based storages (i.e., >> > >> RDBMS as a storage) would be helpful to complement Tajo's nature which >> > >> does not support interactive insert/update storage. Also, Tajo makes >> > >> good use of indexing feature of RDBMSs. >> > >> >> > >> Best regards, >> > >> Hyunsik >> > >> >> > >> >> > >> On Mon, Oct 13, 2014 at 11:27 PM, Jihoon Son <[email protected]> >> > wrote: >> > >> > Hi Hyunsik, >> > >> > >> > >> > More frequent release sounds great! >> > >> > Here are the notable issues that are currently scheduled for 0.9.1. >> > >> > >> > >> > - TAJO-1095: implement JSON file scanner >> > >> > - TAJO-1026: implement query history persistency manager >> > >> > - TAJO-982: improve fetcher to get multiple shuffle outputs >> > through a >> > >> > request >> > >> > - TAJO-269: change the de/serialization protocol of logical plan >> of >> > >> > query unit attempt from Json to ProtocolBuffer >> > >> > - TAJO-235, TAJO-233: support oracle and postgresql catalog store >> > >> > >> > >> > IMO, if we resolve the above issues, it would be sufficient for the >> > next >> > >> > release. >> > >> > >> > >> > Thanks! >> > >> > Jihoon >> > >> > >> > >> > >> > >> > 2014-10-13 17:58 GMT+09:00 Hyunsik Choi <[email protected]>: >> > >> > >> > >> >> Hi folks, >> > >> >> >> > >> >> I'd like to discuss the next roadmap after 0.9.0 release. >> Currently, >> > I >> > >> >> already separated 0.9.0 branch from master branch. So, we can feel >> > >> >> free to proceed our work in master branch. >> > >> >> >> > >> >> Because the current Tajo is very stable, it would be great if we >> > >> >> release Tajo more frequently. It will gain more attention from this >> > >> >> field. >> > >> >> >> > >> >> So, I propose that we release 0.9.1 after about one month. I'd like >> > to >> > >> >> hear you guys' opinions. >> > >> >> >> > >> >> Also, let's talk about the roadmap of 0.9.1. >> > >> >> >> > >> >> - Hyunsik >> > >> >> >> > >> >> > >>
