[jira] [Closed] (DRILL-2217) Trying to flatten an empty list should return an empty result

["Rahul Challapalli (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-2217?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rahul Challapalli closed DRILL-2217.
------------------------------------
       Resolution: Fixed
    Fix Version/s:     (was: Future)
                   1.10.0

Fixed as part of DRILL-3562 in drill-1.10.0. Tests are automated as well

> Trying to flatten an empty list should return an empty result
> -------------------------------------------------------------
>
>                 Key: DRILL-2217
>                 URL: https://issues.apache.org/jira/browse/DRILL-2217
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Relational Operators
>            Reporter: Rahul Challapalli
>             Fix For: 1.10.0
>
>         Attachments: error.log
>
>
> git.commit.id.abbrev=3d863b5
> Data Set :
> {code}
> {"empty":[[],[[]]]}
> {code}
> Query :
> {code}
> select flatten(empty) from `data1.json`;
> Query failed: RemoteRpcException: Failure while running fragment.[ 1b3123d9-92bc-45d5-bef8-b5f1be9def07 on qa-node191.qa.lab:31010 ]
> [ 1b3123d9-92bc-45d5-bef8-b5f1be9def07 on qa-node191.qa.lab:31010 ]
> {code}
> I also attached the error from the logs



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