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https://issues.apache.org/jira/browse/BEAM-315?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aljoscha Krettek reassigned BEAM-315:
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Assignee: Aljoscha Krettek
> GroupByKey/CoGroupByKey doesn't group correctly in batch mode of
> FlinkPipelineRunner
> ------------------------------------------------------------------------------------
>
> Key: BEAM-315
> URL: https://issues.apache.org/jira/browse/BEAM-315
> Project: Beam
> Issue Type: Bug
> Components: runner-flink
> Affects Versions: 0.1.0-incubating
> Reporter: Pawel Szczur
> Assignee: Aljoscha Krettek
> Attachments: CoGroupPipelineStringKey.java
>
>
> Same keys are processed multiple times.
> A repo to reproduce the bug:
> https://github.com/orian/cogroup-wrong-grouping
> Discussion:
> http://mail-archives.apache.org/mod_mbox/incubator-beam-user/201605.mbox/%3CCAB2uKkG2xHsWpLFUkYnt8eEzdxU%3DB_nu6crTwVi-ZuUpugxkPQ%40mail.gmail.com%3E
> Notice: I haven't tested other runners (didn't manage to configure Spark).
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