GitHub user dguy opened a pull request: https://github.com/apache/kafka/pull/3829
KAFKA-5655: materialized count, aggregate, reduce to KGroupedTable Add overloads of `count`, `aggregate`, `reduce` using `Materialized` to `KGroupedTable` deprecate other overloads You can merge this pull request into a Git repository by running: $ git pull https://github.com/dguy/kafka kafka-5655 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/kafka/pull/3829.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #3829 ---- commit 85d97e101fdb72d6dd0ac61a441a578f9efbb216 Author: Damian Guy <damian....@gmail.com> Date: 2017-09-11T16:30:06Z materialized count, aggregate, reduce ---- ---