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From "Navis (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-7977) Avoid creating serde for partitions if possible in FetchTask
Date Tue, 16 Dec 2014 00:46:13 GMT

     [ https://issues.apache.org/jira/browse/HIVE-7977?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Navis updated HIVE-7977:
------------------------
    Attachment: HIVE-7977.6.patch.txt

Incurred some unnecessary codes. Reattaching patch for test.

> Avoid creating serde for partitions if possible in FetchTask
> ------------------------------------------------------------
>
>                 Key: HIVE-7977
>                 URL: https://issues.apache.org/jira/browse/HIVE-7977
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Navis
>            Assignee: Navis
>            Priority: Trivial
>         Attachments: HIVE-7977.1.patch.txt, HIVE-7977.2.patch.txt, HIVE-7977.3.patch.txt,
HIVE-7977.4.patch.txt, HIVE-7977.5.patch.txt, HIVE-7977.6.patch.txt
>
>
> Currently, FetchTask creates SerDe instance thrice for each partition, which can be avoided
if it's same with table SerDe.



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