Naveen, You can "modify" an RDD by creating a new RDD based on the existing one. You can add vertices and edges via **union** operation and create a new graph with the new vertex RDD and the edge RDD. By this way, you can "modify" the old graph.
Best wishes, Zhaokang > On Mar 2 2016, at 6:49 am, Mohammed Guller <moham...@glassbeam.com> wrote: > > Like RDDs, Graphs are also immutable. > > Mohammed Author: Big Data Analytics with Spark > > \-----Original Message----- From: naveen.marri [mailto:naveenkumarmarri6...@gmail.com] Sent: Monday, February 29, 2016 9:11 PM To: user@spark.apache.org Subject: Update edge weight in graphx > > Hi, I'm trying to implement an algorithm using graphx which involves updating edge weight during every iteration. the format is [Node]-[Node]--[Weight] Ex: I checked in docs of graphx but didn't find any resources to change the weight of the edge for a same RDD I know RDDs are immutable , is there any way to do this in graphx Also is there any way to dynamically add vertices and edges to the graph within same RDD? > > Regards, Naveen > > \-- View this message in context: <http://apache-spark-user- list.1001560.n3.nabble.com/Update-edge-weight-in-graphx-tp26367.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
