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https://issues.apache.org/jira/browse/HIVE-22745?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17020043#comment-17020043
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Denys Kuzmenko commented on HIVE-22745:
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in general LGTM, this is the place where we define what locks to acquire based
on inputs and outputs.
> Config option to turn off read locks
> ------------------------------------
>
> Key: HIVE-22745
> URL: https://issues.apache.org/jira/browse/HIVE-22745
> Project: Hive
> Issue Type: Improvement
> Components: Transactions
> Reporter: Ashutosh Chauhan
> Assignee: Slim Bouguerra
> Priority: Major
> Attachments: HIVE-22745.2.patch, HIVE-22745.patch
>
>
> Although its not recommended but in perf critical scenario this option may be
> exercised. We have observed lock acquisition to take long time in heavily
> loaded system.
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