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https://issues.apache.org/jira/browse/SPARK-26353?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16719624#comment-16719624
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ASF GitHub Bot commented on SPARK-26353:
----------------------------------------

10110346 opened a new pull request #23304: [SPARK-26353][SQL]Add typed 
aggregate functions:max&&min
URL: https://github.com/apache/spark/pull/23304
 
 
   ## What changes were proposed in this pull request?
   
   For Dataset API,  aggregate functions:max&&min are not implemented in a 
type-safe way at the moment.
   This pull request adds min && max aggregate functions in 
`expressions.scalalang.typed` package.
   
   ## How was this patch tested?
   Added a unit test

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> Add typed aggregate functions:max&&min
> --------------------------------------
>
>                 Key: SPARK-26353
>                 URL: https://issues.apache.org/jira/browse/SPARK-26353
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: liuxian
>            Priority: Minor
>
> For Dataset API,  aggregate functions:max&&min are not implemented in a 
> type-safe way at the moment.



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