[jira] [Commented] (SPARK-6412) Add Char support in dataTypes.

["Naden Franciscus (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-6412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14595280#comment-14595280 ] 

Naden Franciscus commented on SPARK-6412:
-----------------------------------------

This needs to be reopened.

The use case couldn't be more clear. Querying from a table that has a CHAR data type is unsupported.

> Add Char support in dataTypes.
> ------------------------------
>
>                 Key: SPARK-6412
>                 URL: https://issues.apache.org/jira/browse/SPARK-6412
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Chen Song
>
> We can't get the schema of case class PrimitiveData, because of ScalaReflection.schemaFor and dataTYpes doesn't support CharType.
> case class PrimitiveData(
>     charField: Char,    // Can't get the char schema info
>     intField: Int,
>     longField: Long,
>     doubleField: Double,
>     floatField: Float,
>     shortField: Short,
>     byteField: Byte,
>     booleanField: Boolean)



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