yes. Idempotent publish uses a unique messageID to discard potential duplicate messages caused by failure conditions when publishing.
-hans > On Apr 1, 2019, at 9:49 PM, jim.me...@concept-solutions.com > <jim.me...@concept-solutions.com> wrote: > > Does Kafka have something that behaves like a unique key so a producer can’t > write the same value to a topic twice?
