Hi Alieh, I'm not aware of a solution to the first problem, but for the second issue you should use mayBy() instead of max().
Best, Fabian 2017-09-04 16:08 GMT+02:00 Alieh <sae...@informatik.uni-leipzig.de>: > Hello all, > > 1st question: > Is there any way to know the count or the content of a "Fink DataSet" > without using count() or collect()? The problem is that I have a loop which > the number of iterations depends on the count of a DataSet. Using count() > may force the whole pipeline to be executed again. I do not like to use > delta or bulk iteration. > > 2nd question: > > Using the "Aggregations.Max" on a DataSet of Tuple2<String, Integer> on > the second field, I observed that the second field is the real maximum of > the whole dataset while the first field is not the corresponding one to the > second!!! > > Best, > Alieh > >
