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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/11/28 20:29:58 UTC

[jira] [Assigned] (SPARK-18601) Simplify Create/Get complex expression pairs in optimizer

     [ https://issues.apache.org/jira/browse/SPARK-18601?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-18601:
------------------------------------

    Assignee: Apache Spark  (was: Eyal Farago)

> Simplify Create/Get complex expression pairs in optimizer
> ---------------------------------------------------------
>
>                 Key: SPARK-18601
>                 URL: https://issues.apache.org/jira/browse/SPARK-18601
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Herman van Hovell
>            Assignee: Apache Spark
>
> It often happens that a complex object (struct/map/array) is created only to get elements from it in an subsequent expression. We can add an optimizer rule for this.



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