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https://issues.apache.org/jira/browse/HIVE-23901?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Naveen Gangam resolved HIVE-23901.
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Fix Version/s: 4.0.0
Resolution: Fixed
Fix has been committed to master. Thank you for the patch [~hsnusonic]
> Overhead of Logger in ColumnStatsMerger damage the performance
> --------------------------------------------------------------
>
> Key: HIVE-23901
> URL: https://issues.apache.org/jira/browse/HIVE-23901
> Project: Hive
> Issue Type: Improvement
> Components: Standalone Metastore, Statistics
> Reporter: Yu-Wen Lai
> Assignee: Yu-Wen Lai
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> When aggregating the column stats for a big partitioned table, we observed a
> large proportion of time spent in getLogger(). If we declare it as static,
> the execution time of aggregate can be greatly improved.
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