[
https://issues.apache.org/jira/browse/HIVE-23901?focusedWorklogId=462327&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-462327
]
ASF GitHub Bot logged work on HIVE-23901:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 23/Jul/20 01:17
Start Date: 23/Jul/20 01:17
Worklog Time Spent: 10m
Work Description: hsnusonic opened a new pull request #1301:
URL: https://github.com/apache/hive/pull/1301
…mance
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
Issue Time Tracking
-------------------
Worklog Id: (was: 462327)
Remaining Estimate: 0h
Time Spent: 10m
> 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
> Time Spent: 10m
> 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.
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
