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Posted to issues@flink.apache.org by "Kurt Young (JIRA)" <ji...@apache.org> on 2019/04/02 08:20:00 UTC

[jira] [Closed] (FLINK-12077) Introduce HashJoinOperator and LongHashJoinGenerator to blink

     [ https://issues.apache.org/jira/browse/FLINK-12077?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kurt Young closed FLINK-12077.
------------------------------
       Resolution: Fixed
    Fix Version/s: 1.9.0

fixed in 10ac65dfd1620c605f2214725ecb558ef10f603c

> Introduce HashJoinOperator and LongHashJoinGenerator to blink
> -------------------------------------------------------------
>
>                 Key: FLINK-12077
>                 URL: https://issues.apache.org/jira/browse/FLINK-12077
>             Project: Flink
>          Issue Type: New Feature
>          Components: Table SQL / Runtime
>            Reporter: Jingsong Lee
>            Assignee: Jingsong Lee
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.9.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Introduce HashJoinOperator to support all join type.
> Introduce LongHashJoinGenerator to do some performance optimization when key is long using LongHybridHashTable.
> HashJoinOperator and LongHashJoinOperator can be used in both shuffle hash join and broadcast hash join.



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