Hi Akhil, It's interesting if RDDs are stored internally in a columnar format as well? Or it is only when an RDD is cached in SQL context, it is converted to columnar format. What about data frames?
Thanks! -- Ruslan Dautkhanov On Fri, Jul 10, 2015 at 2:07 AM, Akhil Das <ak...@sigmoidanalytics.com> wrote: > > https://spark.apache.org/docs/latest/sql-programming-guide.html#caching-data-in-memory > > Thanks > Best Regards > > On Fri, Jul 10, 2015 at 10:05 AM, vinod kumar <vinodsachin...@gmail.com> > wrote: > >> Hi Guys, >> >> Can any one please share me how to use caching feature of spark via spark >> sql queries? >> >> -Vinod >> > >
