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https://issues.apache.org/jira/browse/FLINK-12793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Flink Jira Bot reassigned FLINK-12793:
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Assignee: (was: vinoyang)
> Add localKeyBy API to DataStream
> --------------------------------
>
> Key: FLINK-12793
> URL: https://issues.apache.org/jira/browse/FLINK-12793
> Project: Flink
> Issue Type: Sub-task
> Components: Runtime / State Backends
> Reporter: vinoyang
> Priority: Major
> Labels: auto-unassigned
>
> We need to provide a series of {{localKeyBy}} methods in {{DataStream}}. They
> are:
> {code:java}
> KeyedStream<T, Tuple> localKeyBy(int… fields);
> KeyedStream<T, Tuple> localKeyBy(Keys<T> keys);
> <K> KeyedStream<T, K> localKeyBy(KeySelector<T, K> keySelector);
> <K> KeyedStream<T, K> localKeyBy(KeySelector<T, K> keySelector,
> TypeInformation<K> keyType);
> {code}
> And we also need to do some changes when jobs compiling.
>
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