Setting the slot sharing group is Flink's mechanism to solve this issue. I'd consider this a limitation of the library that provides LEARN and SELECT.
Did you consider to open an issue at (or contributing to) the library to support setting the slotSharing group? 2017-10-17 9:38 GMT+02:00 AndreaKinn <kinn6...@hotmail.it>: > Yes, I considered them but unfortunately I can't call setSlotSharingGroup > method on LEARN and SELECT operators. > > I can call it on the other operators but this means that the two LEARN > method will be constrained in the same "unnamed" slot. > > > > -- > Sent from: http://apache-flink-user-mailing-list-archive.2336050. > n4.nabble.com/ >