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https://issues.apache.org/jira/browse/HIVE-23806?focusedWorklogId=455257&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-455257
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ASF GitHub Bot logged work on HIVE-23806:
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Author: ASF GitHub Bot
Created on: 07/Jul/20 07:03
Start Date: 07/Jul/20 07:03
Worklog Time Spent: 10m
Work Description: kgyrtkirk opened a new pull request #1215:
URL: https://github.com/apache/hive/pull/1215
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Issue Time Tracking
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Worklog Id: (was: 455257)
Remaining Estimate: 0h
Time Spent: 10m
> Avoid clearing column stat states in all partition in case schema is extended
> -----------------------------------------------------------------------------
>
> Key: HIVE-23806
> URL: https://issues.apache.org/jira/browse/HIVE-23806
> Project: Hive
> Issue Type: Improvement
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> in case there are many partitions; adding a new column without cascade may
> take a while - because we want to make sure in schema evolution cases that we
> don't reuse stats later-on by mistake...
> however this is not neccessary in case the schema is extended
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