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From "Gopal V (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-13887) LazySimpleSerDe should parse "NULL" dates faster
Date Sun, 29 May 2016 05:59:12 GMT

     [ https://issues.apache.org/jira/browse/HIVE-13887?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gopal V updated HIVE-13887:
---------------------------
    Status: Patch Available  (was: Open)

> LazySimpleSerDe should parse "NULL" dates faster
> ------------------------------------------------
>
>                 Key: HIVE-13887
>                 URL: https://issues.apache.org/jira/browse/HIVE-13887
>             Project: Hive
>          Issue Type: Bug
>          Components: Serializers/Deserializers, Vectorization
>    Affects Versions: 2.1.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>         Attachments: HIVE-13887.1.patch
>
>
> Date string which contain "NULL" or "(null)" are being parsed through a very slow codepath
involving exception handling as a normal codepath.
> These are currently ~4x slower than parsing an actual date field.



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