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https://issues.apache.org/jira/browse/SPARK-39005?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean R. Owen resolved SPARK-39005.
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Resolution: Won't Fix
> Introduce 4 new functions to KVUtils
> ------------------------------------
>
> Key: SPARK-39005
> URL: https://issues.apache.org/jira/browse/SPARK-39005
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.4.0
> Reporter: Yang Jie
> Priority: Minor
>
> Introduce 4 new functions
> * count：Counts the number of elements in the KVStoreView which satisfy a
> predicate.
> * foreach：Applies a function f to all values produced by KVStoreView.
> * mapToSeq：Maps all values of KVStoreView to new Seq using a transformation
> function.
> * size: The size of KVStoreView.
> And use the above functions to simplify the code related to `KVStoreView`,
> and the above functions will release `LevelDB/RocksDBIterator` earlier.
>
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