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https://issues.apache.org/jira/browse/HIVE-8188?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V reassigned HIVE-8188:
-----------------------------
Assignee: Gopal V
> ExprNodeGenericFuncEvaluator::_evaluate() loads class annotations in a tight
> loop
> ---------------------------------------------------------------------------------
>
> Key: HIVE-8188
> URL: https://issues.apache.org/jira/browse/HIVE-8188
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Affects Versions: 0.14.0
> Reporter: Gopal V
> Assignee: Gopal V
> Attachments: udf-deterministic.png
>
>
> When running a near-constant UDF, most of the CPU is burnt within the VM
> trying to read the class annotations for every row.
> !udf-deterministic.png!
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