Re: Queries regarding RDFs with Flink

2015-03-03 Thread Flavio Pompermaier
I have a nice case of RDF manipulation :) Let's say I have the following RDF triples (Tuple3) in two files or tables: TABLE A: http://test/John, type, Person http://test/John, name, John http://test/John, knows, http://test/Mary http://test/John, knows, http://test/Jerry http://test/Jerry, type,

[jira] [Created] (FLINK-1635) Remove Apache Thrift dependency from Flink

2015-03-03 Thread Robert Metzger (JIRA)
Robert Metzger created FLINK-1635: - Summary: Remove Apache Thrift dependency from Flink Key: FLINK-1635 URL: https://issues.apache.org/jira/browse/FLINK-1635 Project: Flink Issue Type: Bug

Re: [DISCUSS] Make a release to be announced at ApacheCon

2015-03-03 Thread Márton Balassi
Hi Henry, Batch mode is a new execution mode for batch Flink jobs where instead of pipelining the whole execution the job is scheduled in stages, thus materializing the intermediate result before continuing to the next operators. For implications see [1]. [1]

[jira] [Created] (FLINK-1636) Misleading exception during concurrent partition release and remote request

2015-03-03 Thread Ufuk Celebi (JIRA)
Ufuk Celebi created FLINK-1636: -- Summary: Misleading exception during concurrent partition release and remote request Key: FLINK-1636 URL: https://issues.apache.org/jira/browse/FLINK-1636 Project: Flink

Re: About FLINK-1537 Machine learning with Apache Flink

2015-03-03 Thread Dulaj Viduranga
Hi, I would really like to know what are your high priority GSoC projects and that is it possible for me to have one to contribute this summer. I’ve played around and went through the flink system sources and I’m really interested in contributing to this project. I was interested in working on

[jira] [Created] (FLINK-1639) Document the Flink deployment scripts to make sure others know how to make release

2015-03-03 Thread Henry Saputra (JIRA)
Henry Saputra created FLINK-1639: Summary: Document the Flink deployment scripts to make sure others know how to make release Key: FLINK-1639 URL: https://issues.apache.org/jira/browse/FLINK-1639

Re: Queries regarding RDFs with Flink

2015-03-03 Thread Vasiliki Kalavri
Hi Flavio, if you want to use Gelly to model your data as a graph, you can load your Tuple3s as Edges. This will result in http://test/John;, Person, Frank, etc to be vertices and type, name, knows to be edge values. In the first case, you can use filterOnEdges() to get the subgraph with the

Re: About FLINK-1537 Machine learning with Apache Flink

2015-03-03 Thread Stephan Ewen
Hey Dulaj! I think that the issue is only marked as low priority, because it is not on the immediate roadmap for any committer and we are looking for outside contributors. If that is actually what you are interested in, I think you can pick this topic! Stephan On Tue, Mar 3, 2015 at 4:55 PM,

[jira] [Created] (FLINK-1637) Flink uberjar does not work with Java 6

2015-03-03 Thread Robert Metzger (JIRA)
Robert Metzger created FLINK-1637: - Summary: Flink uberjar does not work with Java 6 Key: FLINK-1637 URL: https://issues.apache.org/jira/browse/FLINK-1637 Project: Flink Issue Type: Bug

Re: Access flink-conf.yaml data

2015-03-03 Thread Stephan Ewen
Hey Dulaj! As Chiwan said, the GlobalConfiguration object is used to load them initially. You can always use that to access the values (it works as a singleton internally) - but we are starting to move away from singletons, as they make test setups and embedding more difficult. In the JobManager

Re: Contributing to Flink

2015-03-03 Thread Robert Metzger
Hi, thank you for your interest in contributing to Flink. As you've seen from the discussion on the #421 pull request, there are some feature requests by users regarding this feature. if you are interested, feel free to pick up the work from there and extend it. Let me know if you have

Contributing to Flink

2015-03-03 Thread Shiva Teja
Hi, We’re a group of students from Indian Institute of Technology Mandi. Thanks to our curriculum, we could take up the task of enhancing Flink’s monitoring capabilities as an academic project but unfortunately we couldn’t get start working on it for various reasons. We’re all set now and would