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https://issues.apache.org/jira/browse/HIVE-24486?focusedWorklogId=537366&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-537366
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ASF GitHub Bot logged work on HIVE-24486:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 18/Jan/21 12:39
Start Date: 18/Jan/21 12:39
Worklog Time Spent: 10m
Work Description: kgyrtkirk commented on a change in pull request #1840:
URL: https://github.com/apache/hive/pull/1840#discussion_r559538641
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File path: ql/src/test/results/clientpositive/llap/auto_join12.q.out
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@@ -128,6 +108,16 @@ STAGE PLANS:
Map-reduce partition columns: _col0 (type: string)
Statistics: Num rows: 166 Data size: 29548 Basic
stats: COMPLETE Column stats: COMPLETE
value expressions: _col1 (type: string)
+ Select Operator
+ expressions: key (type: string)
+ outputColumnNames: _col0
+ Statistics: Num rows: 166 Data size: 14442 Basic stats:
COMPLETE Column stats: COMPLETE
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
Review comment:
yes ..even if the tree is doing the same the rs is retained ; we could
probably improve on this later on...
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Issue Time Tracking
-------------------
Worklog Id: (was: 537366)
Time Spent: 0.5h (was: 20m)
> Enhance operator merge logic to also consider going thru RS operators
> ---------------------------------------------------------------------
>
> Key: HIVE-24486
> URL: https://issues.apache.org/jira/browse/HIVE-24486
> Project: Hive
> Issue Type: Sub-task
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Labels: pull-request-available
> Attachments: o.1.full.png
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> the targeted situation looks like this:
> {code}
> OP1 -> RS1.1 -> JOIN1.1
> OP1 -> RS1.2 -> JOIN1.2
> OP2 -> RS2.1 -> JOIN1.1 -> RS3.1
> OP2 -> RS2.2 -> JOIN1.2 -> RS3.2
> {code}
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