[jira] [Updated] (DRILL-4868) Hive functions should update writerIndex accordingly when return binary type

["Zelaine Fong (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-4868?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zelaine Fong updated DRILL-4868:
--------------------------------
    Reviewer: Karthikeyan Manivannan

Assigning Reviewer to [~karthikm].

> Hive functions should update writerIndex accordingly when return binary type
> ----------------------------------------------------------------------------
>
>                 Key: DRILL-4868
>                 URL: https://issues.apache.org/jira/browse/DRILL-4868
>             Project: Apache Drill
>          Issue Type: Bug
>            Reporter: Chunhui Shi
>            Assignee: Chunhui Shi
>
> unhex is a Hive function. the returned binary buffer could not be consumed by convert_from as shown below.
> 0: jdbc:drill:zk=10.10.88.128:5181> select convert_from(unhex('0a5f710b'),'int_be') from (values(1));
> Error: SYSTEM ERROR: IndexOutOfBoundsException: readerIndex(0) + length(4) exceeds writerIndex(0): DrillBuf[31], udle: [25 0..1024]
> Fragment 0:0
> [Error Id: 5e72ce4a-6164-4260-8317-ca2bb6325013 on atsqa4-128.qa.lab:31010] (state=,code=0)



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