just simple as:
val df = sqlContext.sql(“select * from table”)
or
val df = sqlContext.read.json(“hdfs_path”)
> On Nov 24, 2015, at 3:09 AM, spark_user_2015 <li...@adobe.com> wrote:
>
> Dear all,
>
> is the following usage of the Dataframe constructor correct or does it
> trigger any side effects that I should be aware of?
>
> My goal is to keep track of my dataframe's state and allow custom
> transformations accordingly.
>
> val df: Dataframe = ...some dataframe...
> val newDf = new DF(df.sqlContext, df.queryExecution.logical) with StateA
>
>
>
> --
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