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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-11800) GenMapRedWalker in MapReduceCompiler.java seems not efficient
Date Thu, 19 Nov 2015 22:40:11 GMT

     [ https://issues.apache.org/jira/browse/HIVE-11800?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergey Shelukhin updated HIVE-11800:
------------------------------------
    Fix Version/s:     (was: 2.0.0)

Removing fixed version (2.0) from Unresolved JIRA in preparation for the release. Please use
target version field instead (if not already set) if you think this should be shipped as part
of 2.0

> GenMapRedWalker in MapReduceCompiler.java seems not efficient
> -------------------------------------------------------------
>
>                 Key: HIVE-11800
>                 URL: https://issues.apache.org/jira/browse/HIVE-11800
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Logical Optimizer
>            Reporter: Aihua Xu
>
> Investigate the implementation of GenMapRedWalker in MapReduceCompiler.java to see if
the performance can be improved. 



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