Ohhkkkk Thanks a lot
On Thu, Nov 12, 2020, 21:23 Subash Prabakar <[email protected]> wrote: > Hi Vikas, > > He suggested to use the select() function after your withColumn function. > > val ds1 = ds.select("Col1", "Col3").withColumn("Col2", > lit("sample”)).select(“Col1”, “Col2”, “Col3") > > > Thanks, > Subash > > On Thu, Nov 12, 2020 at 9:19 PM Vikas Garg <[email protected]> wrote: > >> I am deriving the col2 using with colunn which is why I cant use it like >> you told me >> >> On Thu, Nov 12, 2020, 20:11 German Schiavon <[email protected]> >> wrote: >> >>> ds.select("Col1", "Col2", "Col3") >>> >>> On Thu, 12 Nov 2020 at 15:28, Vikas Garg <[email protected]> wrote: >>> >>>> In Spark Datase, if we add additional column using >>>> withColumn >>>> then the column is added in the last. >>>> >>>> e.g. >>>> val ds1 = ds.select("Col1", "Col3").withColumn("Col2", lit("sample")) >>>> >>>> the the order of columns is >> Col1 | Col3 | Col2 >>>> >>>> I want the order to be >> Col1 | Col2 | Col3 >>>> >>>> How can I achieve this? >>>> >>>
