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Posted to issues@spark.apache.org by "Yang Jie (Jira)" <ji...@apache.org> on 2022/04/24 03:04:00 UTC
[jira] [Updated] (SPARK-39005) Introduce 4 new functions to KVUtils
[ https://issues.apache.org/jira/browse/SPARK-39005?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yang Jie updated SPARK-39005:
-----------------------------
Summary: Introduce 4 new functions to KVUtils (was: Introduce more functions to KVUtils)
> 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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