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Posted to issues@spark.apache.org by "Wenchen Fan (Jira)" <ji...@apache.org> on 2019/11/21 15:57:00 UTC
[jira] [Assigned] (SPARK-29977) Remove
newMutableProjection/newOrdering/newNaturalAscendingOrdering from
SparkPlan
[ https://issues.apache.org/jira/browse/SPARK-29977?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wenchen Fan reassigned SPARK-29977:
-----------------------------------
Assignee: Takeshi Yamamuro
> Remove newMutableProjection/newOrdering/newNaturalAscendingOrdering from SparkPlan
> -----------------------------------------------------------------------------------
>
> Key: SPARK-29977
> URL: https://issues.apache.org/jira/browse/SPARK-29977
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Takeshi Yamamuro
> Assignee: Takeshi Yamamuro
> Priority: Major
>
> This is to refactor {{SparkPlan}} code; it mainly intends to remove {{newMutableProjection}}/{{newOrdering}}/{{newNaturalAscendingOrdering}} from {{SparkPlan}}.
> The other modifications are listed below;
> * Move {{BaseOrdering}} from {{o.a.s.sqlcatalyst.expressions.codegen.GenerateOrdering.scala}} to {{o.a.s.sqlcatalyst.expressions.ordering.scala}}
> * {{RowOrdering}} extends {{CodeGeneratorWithInterpretedFallback for BaseOrdering}}
> * Remove the unused variables ({{subexpressionEliminationEnabled}} and {{codeGenFallBack}}) from {{SparkPlan}}
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