[jira] [Created] (FLINK-11871) Introduce LongHashTable to improve performance when join key fits in long

[Shang Yuanchun (Jira)]

Kurt Young created FLINK-11871:
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             Summary: Introduce LongHashTable to improve performance when join key fits in long
                 Key: FLINK-11871
                 URL: https://issues.apache.org/jira/browse/FLINK-11871
             Project: Flink
          Issue Type: Improvement
          Components: Runtime / Operators
            Reporter: Kurt Young






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