[jira] [Updated] (SPARK-16462) Spark 2.0 CSV does not cast null values to certain data types properly

["Liwei Lin (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-16462?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Liwei Lin updated SPARK-16462:
------------------------------
    Summary: Spark 2.0 CSV does not cast null values to certain data types properly  (was: Spark 2.0 CSV does not handle null values for certain data types properly)

> Spark 2.0 CSV does not cast null values to certain data types properly
> ----------------------------------------------------------------------
>
>                 Key: SPARK-16462
>                 URL: https://issues.apache.org/jira/browse/SPARK-16462
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.0.0
>            Reporter: Liwei Lin
>
> CSV should return {{null}} for nullable types if the string datum is "empty".
> However, for certain data types like {{Boolean}}, {{TimestampType}}, {{DateType}}, CSV in 2.0 does not return {{null}} for "empty" datum. This is a regression comparing to 1.6.



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