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Posted to issues@drill.apache.org by "Daniel Barclay (Drill) (JIRA)" <ji...@apache.org> on 2015/04/30 23:39:06 UTC
[jira] [Closed] (DRILL-2227) Using flatten in a project, filter
(where in ...), and order by throws an ClassCastException
[ https://issues.apache.org/jira/browse/DRILL-2227?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Daniel Barclay (Drill) closed DRILL-2227.
-----------------------------------------
Resolution: Cannot Reproduce
Fix Version/s: (was: 1.0.0)
> Using flatten in a project, filter (where in ...), and order by throws an ClassCastException
> --------------------------------------------------------------------------------------------
>
> Key: DRILL-2227
> URL: https://issues.apache.org/jira/browse/DRILL-2227
> Project: Apache Drill
> Issue Type: Bug
> Components: Functions - Drill
> Reporter: Rahul Challapalli
> Assignee: Daniel Barclay (Drill)
> Attachments: data.json, error.log
>
>
> git.commit.id.abbrev=3d863b5
> The below query fails :
> {code}
> select uid, flatten(lst_lst[0]) from `data.json` where 2 in (select flatten(lst_lst[1]) from `data.json`) order by flatten(lst_lst[1]);
> Query failed: RemoteRpcException: Failure while running fragment., org.apache.drill.exec.vector.BigIntVector cannot be cast to org.apache.drill.exec.vector.RepeatedVector
> {code}
> However if we apply flatten on the same column in the "select" part, it succeeds
> {code}
> 0: jdbc:drill:schema=dfs_eea> select uid, flatten(lst_lst[1]) from `data.json` where 2 in (select flatten(lst_lst[1]) from `data.json`) order by flatten(lst_lst[1]);
> +------------+------------+
> | uid | EXPR$1 |
> +------------+------------+
> | 1 | 2 |
> | 2 | 2 |
> | 1 | 3 |
> | 2 | 3 |
> | 1 | 4 |
> | 2 | 4 |
> | 1 | 5 |
> | 2 | 5 |
> | 1 | 6 |
> | 2 | 6 |
> +------------+------------+
> {code}
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