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https://issues.apache.org/jira/browse/SPARK-34037?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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L. C. Hsieh reassigned SPARK-34037:
-----------------------------------
Assignee: Kent Yao
> Remove unnecessary upcasting for Avg & Sum which handle by themself internally
> ------------------------------------------------------------------------------
>
> Key: SPARK-34037
> URL: https://issues.apache.org/jira/browse/SPARK-34037
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.2.0
> Reporter: Kent Yao
> Assignee: Kent Yao
> Priority: Major
>
> The type-coercion for numeric types of average and sum is not necessary at
> all, as the resultType and sumType can prevent the overflow.
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