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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/09/26 02:16:03 UTC
[jira] [Commented] (SPARK-22124) Sample and Limit should also defer
input evaluation under codegen
[ https://issues.apache.org/jira/browse/SPARK-22124?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16180096#comment-16180096 ]
Apache Spark commented on SPARK-22124:
--------------------------------------
User 'viirya' has created a pull request for this issue:
https://github.com/apache/spark/pull/19345
> Sample and Limit should also defer input evaluation under codegen
> -----------------------------------------------------------------
>
> Key: SPARK-22124
> URL: https://issues.apache.org/jira/browse/SPARK-22124
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.2.0
> Reporter: Liang-Chi Hsieh
> Priority: Minor
>
> We can override {{usedInputs}} to claim that an operator defers input evaluation. {{Sample}} and {{Limit}} are two operators which should claim it but don't. We should do it.
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