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From "Jason Dere (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-20290) Lazy initialize ArrowColumnarBatchSerDe so it doesn't allocate buffers during GetSplits
Date Mon, 06 Aug 2018 21:18:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-20290?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jason Dere updated HIVE-20290:
------------------------------
       Resolution: Fixed
    Fix Version/s: 4.0.0
           Status: Resolved  (was: Patch Available)

Committed to master

> Lazy initialize ArrowColumnarBatchSerDe so it doesn't allocate buffers during GetSplits
> ---------------------------------------------------------------------------------------
>
>                 Key: HIVE-20290
>                 URL: https://issues.apache.org/jira/browse/HIVE-20290
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 3.1.0
>            Reporter: Eric Wohlstadter
>            Assignee: Eric Wohlstadter
>            Priority: Blocker
>             Fix For: 4.0.0
>
>         Attachments: HIVE-20290.1.patch, HIVE-20290.2.patch
>
>
> When using {{GenericUDTFGetSplits}} to create {{LlapInputSplit}} for submission to {{LlapOutputFormatService}},
the physical plan generation initializes whatever SerDe is being used.
> {{ArrowColumnarBatchSerDe}} initializes buffers for Arrow and {{VectorizedRowBatch}}
at this point inside HS2 which are never used.



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