[
https://issues.apache.org/jira/browse/HIVE-10375?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Pengcheng Xiong resolved HIVE-10375.
------------------------------------
Resolution: Fixed
> CBO (Calcite Return Path): disable the identity project remover for some
> union operators
> ----------------------------------------------------------------------------------------
>
> Key: HIVE-10375
> URL: https://issues.apache.org/jira/browse/HIVE-10375
> Project: Hive
> Issue Type: Sub-task
> Components: CBO
> Reporter: Pengcheng Xiong
> Assignee: Pengcheng Xiong
> Fix For: 1.2.0
>
> Attachments: HIVE-10375.01.patch
>
>
> The identity project remover will remove the "Project" operator that is
> required by some Union Operators. A temporary solution is to disable it for
> them.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
