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From "Sun Rui (JIRA)" <>
Subject [jira] [Commented] (SPARK-6817) DataFrame UDFs in R
Date Wed, 13 Jan 2016 07:20:39 GMT


Sun Rui commented on SPARK-6817:

[~rxin] Row-oriented R UDF is for SQL and is similar to Python UDF. I am not making the R
UDF depends on RRDD, but abstract the re-usable logic that can be shared by RRDD and R UDF,
which is also similar to Python UDF. 
I don't know what the block means in "block oriented API"? something like GroupedData? I think
that depends on UDAF support, which will be supported after UDF support. Maybe something I

> DataFrame UDFs in R
> -------------------
>                 Key: SPARK-6817
>                 URL:
>             Project: Spark
>          Issue Type: New Feature
>          Components: SparkR, SQL
>            Reporter: Shivaram Venkataraman
>         Attachments: SparkR UDF Design Documentation v1.pdf
> This depends on some internal interface of Spark SQL, should be done after merging into

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