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https://issues.apache.org/jira/browse/HIVE-8369?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V resolved HIVE-8369.
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Resolution: Duplicate
> SimpleFetchOptimizer needs to re-enable FS caching before scanning dirs
> -----------------------------------------------------------------------
>
> Key: HIVE-8369
> URL: https://issues.apache.org/jira/browse/HIVE-8369
> Project: Hive
> Issue Type: Bug
> Components: Physical Optimizer
> Affects Versions: 0.14.0
> Reporter: Gopal V
>
> SimpleFetchOptimizer spends a lot of CPU within itself because hive disables
> HDFS fs caching (fs.hdfs.impl.disable.cache).
> SimpleFetchOptimizer needs a revisit for its optimization rules, along with a
> fix for this case.
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