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Posted to issues@spark.apache.org by "Michael Armbrust (JIRA)" <ji...@apache.org> on 2015/04/15 22:06:59 UTC

[jira] [Resolved] (SPARK-6638) optimize StringType in SQL

     [ https://issues.apache.org/jira/browse/SPARK-6638?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Michael Armbrust resolved SPARK-6638.
-------------------------------------
       Resolution: Fixed
    Fix Version/s: 1.4.0

Issue resolved by pull request 5350
[https://github.com/apache/spark/pull/5350]

> optimize StringType in SQL
> --------------------------
>
>                 Key: SPARK-6638
>                 URL: https://issues.apache.org/jira/browse/SPARK-6638
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Davies Liu
>            Assignee: Davies Liu
>            Priority: Blocker
>             Fix For: 1.4.0
>
>
> java.lang.String is encoded in UTF-16, it's not efficient for IO. We could change to use Array[Byte] of UTF-8 internally for better performance.



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