Thanks, Terry. This is exactly what I need :)
Hao
On Tue, Sep 15, 2015 at 8:47 PM, Terry Hole wrote:
> Hao,
>
> For spark 1.4.1, you can try this:
> val rowrdd = df.rdd.map(r => Row(Row(r(3)), Row(r(0), r(1), r(2
> val newDF = sqlContext.createDataFrame(rowrdd, yourNewSchema)
>
> Thanks!
>
Hao,
For spark 1.4.1, you can try this:
val rowrdd = df.rdd.map(r => Row(Row(r(3)), Row(r(0), r(1), r(2
val newDF = sqlContext.createDataFrame(rowrdd, yourNewSchema)
Thanks!
- Terry
On Wed, Sep 16, 2015 at 2:10 AM, Hao Wang wrote:
> Hi,
>
> I created a dataframe with 4 string columns (cit