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From "Michael Armbrust (JIRA)" <>
Subject [jira] [Commented] (SPARK-15140) ensure input object of encoder is not null
Date Mon, 23 May 2016 18:17:13 GMT


Michael Armbrust commented on SPARK-15140:

I don't think you should ever get a null row back.  So I think all the fields being null makes

> ensure input object of encoder is not null
> ------------------------------------------
>                 Key: SPARK-15140
>                 URL:
>             Project: Spark
>          Issue Type: Improvement
>            Reporter: Wenchen Fan
> Current we assume the input object for encoder won't be null, but we don't check it.
For example, in 1.6 `Seq("a", null).toDS.collect` will throw NPE, in 2.0 this will return
Array("a", null).
> We should define this behaviour more clearly.

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