Hi,
I think the refactoring of Partitioned State and the WindowOperator on state 
work is almost ready. I also have the RocksDB state backend working. I’m 
running some tests now on the cluster and should be able to open a PR tomorrow.


> On 25 Jan 2016, at 15:36, Stephan Ewen <se...@apache.org> wrote:
> 
> I agree, with Gyula, one out-of-core state backend should be in. We are
> pretty close to that. Aljoscha has done good work on extending test
> coverage for state backends, so we should be pretty comfortable that it
> works as well, once we integrate new state backends with the tests.
> 
> There is a bit of work do do around extending the interface of the
> key/value state. I would like to start a separate thread on that today or
> tomorrow...
> 
> 
> 
> On Mon, Jan 25, 2016 at 12:16 PM, Gyula Fóra <gyf...@apache.org> wrote:
> 
>> Hi,
>> 
>> I agree that getting Flink 1.0.0 out soon would be great as Flink is in a
>> pretty solid state right now.
>> 
>> I wonder whether it would make sense to include an out-of-core state
>> backend in streaming core that can be used with partitioned/window states.
>> I think if we are releasing 1.0.0 we should have a solid feature set for
>> our strong steaming use-cases  (in this case stateful, and windowed
>> computations) and this should be a part of that.
>> 
>> I know that Aljoscha is working on a solution for this which will probably
>> involve a heavy refactor of the State backend interfaces, and I am also
>> working on a similar solution. Maybe it would be good to get at least one
>> good robust solution for this in and definitely Aljoscha's refactor for the
>> interfaces.
>> 
>> If we decide to do this, I think this needs 1-2 extra weeks of proper
>> testing so this might delay the schedule a little bit.
>> 
>> What do you think?
>> 
>> Gyula
>> 
>> 
>> 
>> Robert Metzger <rmetz...@apache.org> ezt írta (időpont: 2016. jan. 25., H,
>> 11:54):
>> 
>>> Hi,
>>> 
>>> I would like to release 1.0.0 in the next weeks.
>>> Looking at the JIRAs, I think we are going to close a lot of blocking
>>> issues soon. How about we do a first release candidate on Wednesday, 3.
>>> February?
>>> 
>>> The first release candidate is most likely not going to pass the vote,
>> the
>>> primary goal will be collecting a list of issues we need to address.
>>> 
>>> There is also a Wiki page for the 1.0 release:
>>> https://cwiki.apache.org/confluence/display/FLINK/1.0+Release
>>> 
>>> Please -1 to this message if 3. February is too soon for the first RC (it
>>> also means that we'll do a feature freeze around that time).
>>> 
>> 

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