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Posted to issues@spark.apache.org by "Qian, Shilei (JIRA)" <ji...@apache.org> on 2015/06/09 10:39:00 UTC

[jira] [Commented] (SPARK-8205) conditional function: nvl

    [ https://issues.apache.org/jira/browse/SPARK-8205?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14578586#comment-14578586 ] 

Qian, Shilei commented on SPARK-8205:
-------------------------------------

I'll deal with this.

> conditional function: nvl
> -------------------------
>
>                 Key: SPARK-8205
>                 URL: https://issues.apache.org/jira/browse/SPARK-8205
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Reynold Xin
>            Assignee: Reynold Xin
>
> nvl(T value, T default_value): T
> Returns default value if value is null else returns value (as of HIve 0.11).
> We already have this (called Coalesce). Just need to register an alias for it in FunctionRegistry.



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