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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-4006) As json reader reads a field with empty lists, IOOB could happen
Date Thu, 05 Nov 2015 02:25:27 GMT

    [ https://issues.apache.org/jira/browse/DRILL-4006?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14990979#comment-14990979

ASF GitHub Bot commented on DRILL-4006:

Github user StevenMPhillips commented on the pull request:

    No, I'm talking about this issue. The problem is not really with the writer, its in the
underlying vector.

> As json reader reads a field with empty lists, IOOB could happen
> ----------------------------------------------------------------
>                 Key: DRILL-4006
>                 URL: https://issues.apache.org/jira/browse/DRILL-4006
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Storage - JSON
>            Reporter: Sean Hsuan-Yi Chu
>            Assignee: Sean Hsuan-Yi Chu
>         Attachments: a.json, b.json, c.json
> If a field in a json file has many empty lists before a non-empty list, there could be
an IOOB exception.
> Running the following query on the folder with files in the attachment can reproduce
the observation:
> {code}
> select a from`folder`
> {code}
> Exception:
> org.apache.drill.common.exceptions.UserRemoteException: DATA_READ ERROR: index: 4448,
length: 4 

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