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Posted to issues@spark.apache.org by "Dongjoon Hyun (Jira)" <ji...@apache.org> on 2020/03/16 22:53:05 UTC

[jira] [Updated] (SPARK-27604) Enhance constant and constraint propagation

     [ https://issues.apache.org/jira/browse/SPARK-27604?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dongjoon Hyun updated SPARK-27604:
----------------------------------
    Affects Version/s:     (was: 3.0.0)
                       3.1.0

> Enhance constant and constraint propagation
> -------------------------------------------
>
>                 Key: SPARK-27604
>                 URL: https://issues.apache.org/jira/browse/SPARK-27604
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.1.0
>            Reporter: Peter Toth
>            Priority: Major
>
> There is some room for improvement as constant propagation could allow substitution of deterministic expressions (instead of attributes only) to constants and substitutions in other than equal predicates.



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