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https://issues.apache.org/jira/browse/HIVE-21513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16857265#comment-16857265
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Abhishek Somani commented on HIVE-21513:
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Can you please tell [~vgumashta] which Jira is this a duplicate of?
> ACID: Running merge concurrently with minor compaction causes a later select
> * to throw exception
> --------------------------------------------------------------------------------------------------
>
> Key: HIVE-21513
> URL: https://issues.apache.org/jira/browse/HIVE-21513
> Project: Hive
> Issue Type: Bug
> Components: Transactions
> Affects Versions: 4.0.0, 3.1.1
> Reporter: Vaibhav Gumashta
> Assignee: Vaibhav Gumashta
> Priority: Major
> Fix For: 4.0.0
>
>
> Repro steps:
> - Create table
> - Load some data
> - Run merge so records gets updated and delete_delta dirs are created
> - Manually initiate minor compaction: ALTER TABLE ... COMPACT 'minor';
> - While the compaction is running keep executing the merge statement
> - After some time try to do simple select *;
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