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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2016/04/13 08:33:25 UTC

[jira] [Commented] (SPARK-14593) Make currentVars work with splitExpressions to enable whole stage codegen for large input columns

    [ https://issues.apache.org/jira/browse/SPARK-14593?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15238703#comment-15238703 ] 

Apache Spark commented on SPARK-14593:
--------------------------------------

User 'viirya' has created a pull request for this issue:
https://github.com/apache/spark/pull/12351

> Make currentVars work with splitExpressions to enable whole stage codegen for large input columns
> -------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-14593
>                 URL: https://issues.apache.org/jira/browse/SPARK-14593
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Liang-Chi Hsieh
>
> We disable whole stage codegen if the input column number are too large. If we can make CodeGenContext.currentVars work with CodeGenContext.splitExpressions. We can enable whole stage codegen for large input columns.



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