Hi, Hdfs is append only, that you need to modify it as you read and write in other place.
On Wed, Feb 17, 2016 at 2:45 AM, SRK <swethakasire...@gmail.com> wrote: > Hi, > > How do I update data saved as Parquet in hdfs using dataframes? If I use > SaveMode.Append, it just seems to append the data but does not seem to > update if the record is already existing. Do I have to just modify it using > Dataframes api or sql using sqlContext? > > > Thanks, > Swetha > > > > -- > View this message in context: > http://apache-spark-user-list.1001560.n3.nabble.com/How-to-update-data-saved-as-parquet-in-hdfs-using-Dataframes-tp26245.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 > --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@spark.apache.org For additional commands, e-mail: user-h...@spark.apache.org
