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https://issues.apache.org/jira/browse/SPARK-26107?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16698445#comment-16698445
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Apache Spark commented on SPARK-26107:
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User 'gatorsmile' has created a pull request for this issue:
https://github.com/apache/spark/pull/23139
> Extend ReplaceNullWithFalseInPredicate to support higher-order functions:
> ArrayExists, ArrayFilter, MapFilter
> -------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-26107
> URL: https://issues.apache.org/jira/browse/SPARK-26107
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Kris Mok
> Assignee: Kris Mok
> Priority: Major
> Fix For: 3.0.0
>
>
> Extend the {{ReplaceNullWithFalse}} optimizer rule introduced in SPARK-25860
> to also support optimizing predicates in higher-order functions of
> {{ArrayExists}}, {{ArrayFilter}}, {{MapFilter}}.
> Also rename the rule to {{ReplaceNullWithFalseInPredicate}} to better reflect
> its intent.
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