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https://issues.apache.org/jira/browse/HIVE-2755?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13194461#comment-13194461
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Phabricator commented on HIVE-2755:
-----------------------------------
njain has commented on the revision "HIVE-2755 [jira] union follwowed by
union_subq does not work if the subquery union has reducers".
Also can you add a new test to verify this ?
select ... T
union all
(select .. T1
union all
select .. T2)s;
Basically, a map-only union followed by another union
REVISION DETAIL
https://reviews.facebook.net/D1479
> union follwowed by union_subq does not work if the subquery union has reducers
> ------------------------------------------------------------------------------
>
> Key: HIVE-2755
> URL: https://issues.apache.org/jira/browse/HIVE-2755
> Project: Hive
> Issue Type: Bug
> Reporter: He Yongqiang
> Assignee: He Yongqiang
> Attachments: HIVE-2755.D1479.1.patch
>
>
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