I did mean the iteratino yes, I currently solved the problem by rewriting the algorithm in gelly's GathersumApply model, thnx for the tips
I had another question regarding the original message, about appending items to a list, how would I do that? Because afaik it's not possible to add a list or array in a Tuple element right? -- View this message in context: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Looping-over-a-DataSet-and-accesing-another-DataSet-tp9778p9843.html Sent from the Apache Flink User Mailing List archive. mailing list archive at Nabble.com.