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From "Xiao Li (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-22263) Refactor deterministic as lazy value
Date Fri, 13 Oct 2017 01:49:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-22263?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xiao Li resolved SPARK-22263.
-----------------------------
       Resolution: Fixed
         Assignee: Gengliang Wang
    Fix Version/s: 2.3.0

> Refactor deterministic as lazy value
> ------------------------------------
>
>                 Key: SPARK-22263
>                 URL: https://issues.apache.org/jira/browse/SPARK-22263
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.2.0
>            Reporter: Gengliang Wang
>            Assignee: Gengliang Wang
>            Priority: Critical
>             Fix For: 2.3.0
>
>
> The method `deterministic` is frequently called in optimizer.
> Refactor `deterministic` as lazy value, in order to avoid redundant computations.



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