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Posted to issues@drill.apache.org by "Jacques Nadeau (JIRA)" <ji...@apache.org> on 2015/03/20 21:48:38 UTC
[jira] [Updated] (DRILL-2258) IN operator on top of data with
schema changes results in "Hash Join does not support schema changes"
[ https://issues.apache.org/jira/browse/DRILL-2258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jacques Nadeau updated DRILL-2258:
----------------------------------
Fix Version/s: Future
> IN operator on top of data with schema changes results in "Hash Join does not support schema changes"
> -----------------------------------------------------------------------------------------------------
>
> Key: DRILL-2258
> URL: https://issues.apache.org/jira/browse/DRILL-2258
> Project: Apache Drill
> Issue Type: Improvement
> Components: Execution - Relational Operators
> Reporter: Rahul Challapalli
> Assignee: Chris Westin
> Fix For: Future
>
> Attachments: error.log, file1.json, file2.json, file3.json
>
>
> git.commit.id.abbrev=6676f2d
> The data set contains multiple files with schema changes among them. By schema changes I refer to adding/removing fields
> The below query fails :
> {code}
> select * from `schema_changes` where 2 in (select flatten(lst_lst[0]) from `schema_changes`);
> Query failed: Query stopped., Hash join does not support schema changes [ 4859e87a-74a6-49a0-aa62-1f0d2033b038 on qa-node190.qa.lab:31010 ]
> {code}
> However when I select explicit fields from the same data set there seems to be no issues.
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