[jira] [Commented] (SPARK-12624) When schema is specified, we should give better error message if actual row length doesn't match

["Cheng Lian (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-12624?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15114123#comment-15114123 ] 

Cheng Lian commented on SPARK-12624:
------------------------------------

Quoted Davies' offline comment
{quote}
We always raise a exception in 1.4/1.5, different exception in 1.6/master, (the show() of 1.6.0 is weird, don't know why).

We should raise a better exception when deserializing them in JVM (EvaluatePython.fromJava).
{quote}

> When schema is specified, we should give better error message if actual row length doesn't match
> ------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-12624
>                 URL: https://issues.apache.org/jira/browse/SPARK-12624
>             Project: Spark
>          Issue Type: Bug
>          Components: PySpark, SQL
>            Reporter: Reynold Xin
>            Priority: Blocker
>
> See https://github.com/apache/spark/pull/10564
> Basically that test case should pass without the above fix and just assume b is null.



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