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Posted to issues@spark.apache.org by "Herman van Hovell (JIRA)" <ji...@apache.org> on 2017/02/07 09:59:41 UTC
[jira] [Resolved] (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 ]
Herman van Hovell resolved SPARK-18601.
---------------------------------------
Resolution: Fixed
Fix Version/s: 2.2.0
> 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: Eyal Farago
> Fix For: 2.2.0
>
>
> 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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