You can find some issues for newbies in Jira at this link. https://issues.apache.org/jira/browse/TAJO-1036?jql=project%20%3D%20TAJO%20AND%20resolution%20%3D%20Unresolved%20AND%20labels%20%3D%20newbie%20ORDER%20BY%20priority%20DESC Even though some issues are already taken by others, you may ask to take it if there are no progress for long time.
Also, you can find unresolved issues at https://issues.apache.org/jira/browse/TAJO-1519?jql=project%20%3D%20TAJO%20AND%20resolution%20%3D%20Unresolved%20ORDER%20BY%20priority%20DESC. Among them, I found some issues related to aggregation. https://issues.apache.org/jira/browse/TAJO-572 Regards, Jihoon On Wed, Apr 22, 2015 at 3:11 PM Atri Sharma <[email protected]> wrote: > Thanks. > > I am working on OLAP functionality addition feature but would require some > easier JIRAs to start off to before I gain enough understanding of code > base to work on OLAP support. Can you please point me to some easier > features that we need,please? > > On Wed, Apr 22, 2015 at 10:07 AM, Jihoon Son <[email protected]> wrote: > > > Great. > > Maybe these slides are helpful to understand query execution flow of > Tajo. > > > > http://www.slideshare.net/hyunsikchoi/tajo-intro > > http://www.slideshare.net/hyunsikchoi/bay-area-hug-28141503 > > > > On Wed, Apr 22, 2015 at 1:31 PM Atri Sharma <[email protected]> wrote: > > > > > Thanks a ton :) > > > > > > The reason I am trying to breakpoint is because I want to get an idea > of > > > the code flow and how execution passes in general. So was looking for > > some > > > suitable breakpoints. > > > > > > On Wed, Apr 22, 2015 at 9:58 AM, Jihoon Son <[email protected]> > wrote: > > > > > > > It's very easy. You don't need to configure any settings. > > > > Just download it (https://www.jetbrains.com/idea/download/) and open > > > your > > > > tajo project (File -> Open -> choose $TAJO_HOME/pom.xml). > > > > > > > > On Wed, Apr 22, 2015 at 1:23 PM Atri Sharma <[email protected]> > > wrote: > > > > > > > > > Thanks. > > > > > > > > > > I have never worked with IntelliJ.Can you guide on setting tajo > with > > it > > > > > please? > > > > > > > > > > On Wed, Apr 22, 2015 at 6:46 AM, Jihoon Son <[email protected]> > > > > wrote: > > > > > > > > > > > Hi Atri. > > > > > > As I know, there's no tutorial for debugging tajo with jdb. > > > > > > I prefer IDEs, especially Intellij Idea, rather than jdb for > debug. > > > > > > For example, to debug master, I run TajoMaster with the debug > mode > > of > > > > > IDE. > > > > > > > > > > > > However, debugging running master and worker is not so easy > because > > > > there > > > > > > are many internal threads and interactions between them. In > > addition, > > > > you > > > > > > can easily see TajoServiceException if you pause master for a > > moment. > > > > So, > > > > > > the easiest way is writing a test code for the portion where you > > want > > > > to > > > > > > verify, I think. > > > > > > > > > > > > Regards, > > > > > > Jihoon > > > > > > 2015년 4월 21일 (화) 오후 9:40, Atri Sharma <[email protected]>님이 > 작성: > > > > > > > > > > > > > Folks, > > > > > > > > > > > > > > I am trying to set breakpoints for running Tajo process with > jdb. > > > Is > > > > > > there > > > > > > > a tutorial somewhere? > > > > > > > > > > > > > > -- > > > > > > > Regards, > > > > > > > > > > > > > > Atri > > > > > > > *l'apprenant* > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > Regards, > > > > > > > > > > Atri > > > > > *l'apprenant* > > > > > > > > > > > > > > > > > > > > > -- > > > Regards, > > > > > > Atri > > > *l'apprenant* > > > > > > > > > -- > Regards, > > Atri > *l'apprenant* >
