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From Konstantin Knauf <konstantin.kn...@tngtech.com>
Subject Re: Behaviour of Windows on Shutdown
Date Wed, 17 Feb 2016 19:48:19 GMT
Haha :) It arrived, somehow my first mail got sent twice.

On 17.02.2016 20:45, Aljoscha Krettek wrote:
> Hi,
> did the first mail from me not arrive? I’m sending it again:
> 
> we changed it a while back to not emit any buffered elements at the end because we noticed
that that would be a more natural behavior. This must be an oversight on our part. I’ll
make sure that the 1.0 release will have the correct behavior.
> 
>> On 17 Feb 2016, at 16:18, Konstantin Knauf <konstantin.knauf@tngtech.com> wrote:
>>
>> Hi everyone,
>>
>> if a DataStream is created with .fromElements(...) all windows emit all
>> buffered records at the end of the stream. I have two questions about this:
>>
>> 1) Is this only the case for streams created with .fromElements() or
>> does this happen in any streaming application on shutdown?
>>
>> 2) Is there a configuration option to disable this behaviour, such that
>> buffered events remaining in windows are just discarded?
>>
>> In our application it is critical, that only events, which were
>> explicitly fired are emitted from the windows.
>>
>> Cheers and thank you,
>>
>> Konstantin
>>
> 
> 

-- 
Konstantin Knauf * konstantin.knauf@tngtech.com * +49-174-3413182
TNG Technology Consulting GmbH, Betastr. 13a, 85774 Unterföhring
Geschäftsführer: Henrik Klagges, Christoph Stock, Dr. Robert Dahlke
Sitz: Unterföhring * Amtsgericht München * HRB 135082

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