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From "Felix Cheung (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-20263) create empty dataframes in sparkR
Date Sat, 08 Apr 2017 07:30:42 GMT

    [ https://issues.apache.org/jira/browse/SPARK-20263?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15961724#comment-15961724
] 

Felix Cheung commented on SPARK-20263:
--------------------------------------

May I ask how would you use this empty dataframe?

> create empty dataframes in sparkR
> ---------------------------------
>
>                 Key: SPARK-20263
>                 URL: https://issues.apache.org/jira/browse/SPARK-20263
>             Project: Spark
>          Issue Type: Wish
>          Components: SparkR
>    Affects Versions: 2.1.0
>            Reporter: Ott Toomet
>            Priority: Minor
>
> SparkR 2.1 does not support creating empty dataframes, nor conversion of empty R dataframes
to spark ones:
> createDataFrame(data.frame(a=integer()))
> gives 
> Error in takeRDD(x, 1)[[1]] : subscript out of bounds



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