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https://issues.apache.org/jira/browse/HIVE-25528?focusedWorklogId=670928&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-670928
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ASF GitHub Bot logged work on HIVE-25528:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 27/Oct/21 17:58
Start Date: 27/Oct/21 17:58
Worklog Time Spent: 10m
Work Description: kgyrtkirk merged pull request #2722:
URL: https://github.com/apache/hive/pull/2722
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Issue Time Tracking
-------------------
Worklog Id: (was: 670928)
Time Spent: 3h 10m (was: 3h)
> Avoid recalculating types after CBO on second AST pass
> ------------------------------------------------------
>
> Key: HIVE-25528
> URL: https://issues.apache.org/jira/browse/HIVE-25528
> Project: Hive
> Issue Type: Improvement
> Components: HiveServer2
> Reporter: Steve Carlin
> Assignee: Steve Carlin
> Priority: Major
> Labels: pull-request-available
> Time Spent: 3h 10m
> Remaining Estimate: 0h
>
> It should be possible to avoid recalculating and reevaluating types on the
> second pass after going through CBO. CBO is making the effort to change the
> types so to reassess them is a waste of time.
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