Here is a related thread: http://search-hadoop.com/m/q3RTtPmjSJ1Dod92
> On Jul 15, 2015, at 7:41 AM, k0ala <k0ala.k0...@gmail.com> wrote: > > Hi, > > I have been working a bit with RDD, and am now taking a look at DataFrames. > The schema definition using case classes looks very attractive; > > https://spark.apache.org/docs/1.4.0/sql-programming-guide.html#inferring-the-schema-using-reflection > <https://spark.apache.org/docs/1.4.0/sql-programming-guide.html#inferring-the-schema-using-reflection> > > > Is a DataFrame more efficient (space-wise) than an RDD for the same case > class? > > And in general, when should DataFrames be preferred over RDDs, and vice > versa? > > > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/DataFrame-more-efficient-than-RDD-tp23857.html > Sent from the Apache Spark User List mailing list archive at Nabble.com. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@spark.apache.org > For additional commands, e-mail: user-h...@spark.apache.org >
