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https://issues.apache.org/jira/browse/SPARK-21477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16149802#comment-16149802
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Apache Spark commented on SPARK-21477:
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User 'gatorsmile' has created a pull request for this issue:
https://github.com/apache/spark/pull/19101
> Mark LocalTableScanExec's input data transient
> ----------------------------------------------
>
> Key: SPARK-21477
> URL: https://issues.apache.org/jira/browse/SPARK-21477
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 2.2.0
> Reporter: Xiao Li
> Assignee: Xiao Li
> Fix For: 2.3.0
>
>
> Mark the parameter rows and unsafeRow of LocalTableScanExec transient. It can
> avoid serializing the unneeded objects.
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