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https://issues.apache.org/jira/browse/HIVE-26986?focusedWorklogId=855981&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-855981
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ASF GitHub Bot logged work on HIVE-26986:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 11/Apr/23 00:19
Start Date: 11/Apr/23 00:19
Worklog Time Spent: 10m
Work Description: github-actions[bot] closed pull request #3998:
HIVE-26986: Fix OperatorGraph when a query plan contains UnionOperator
URL: https://github.com/apache/hive/pull/3998
Issue Time Tracking
-------------------
Worklog Id: (was: 855981)
Time Spent: 50m (was: 40m)
> A DAG created by OperatorGraph is not equal to the Tez DAG.
> -----------------------------------------------------------
>
> Key: HIVE-26986
> URL: https://issues.apache.org/jira/browse/HIVE-26986
> Project: Hive
> Issue Type: Sub-task
> Affects Versions: 4.0.0-alpha-2
> Reporter: Seonggon Namgung
> Assignee: Seonggon Namgung
> Priority: Major
> Labels: hive-4.0.0-must, pull-request-available
> Attachments: Query71 OperatorGraph.png, Query71 TezDAG.png
>
> Time Spent: 50m
> Remaining Estimate: 0h
>
> A DAG created by OperatorGraph is not equal to the corresponding DAG that is
> submitted to Tez.
> Because of this problem, ParallelEdgeFixer reports a pair of normal edges to
> a parallel edge.
> We observe this problem by comparing OperatorGraph and Tez DAG when running
> TPC-DS query 71 on 1TB ORC format managed table.
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