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From "Wenchen Fan (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-26107) Extend ReplaceNullWithFalseInPredicate to support higher-order functions: ArrayExists, ArrayFilter, MapFilter
Date Tue, 20 Nov 2018 01:29:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-26107?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wenchen Fan reassigned SPARK-26107:
-----------------------------------

    Assignee: Kris Mok

> 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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