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Posted to dev@hive.apache.org by "mahesh kumar behera (Jira)" <ji...@apache.org> on 2020/07/23 07:05:00 UTC

[jira] [Created] (HIVE-23907) Hash table type should be considered for calculating the Map join table size

mahesh kumar behera created HIVE-23907:
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             Summary: Hash table type should be considered for calculating the Map join table size
                 Key: HIVE-23907
                 URL: https://issues.apache.org/jira/browse/HIVE-23907
             Project: Hive
          Issue Type: Bug
            Reporter: mahesh kumar behera
            Assignee: mahesh kumar behera


For Anti Join, we emit the records if the join condition does not satisfies. In case of PK-FK rule we have to explore if this can be exploited to speed up Anti Join processing.

 



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