You can also pass in a custom partitioner instead of using the default partitioner.
-Matthias On 5/31/18 7:39 AM, Hans Jespersen wrote: > Why don’t to just put the metadata in the header and leave the key null so it > defaults to round robin? > > -hans > >> On May 31, 2018, at 6:54 AM, M. Manna <manme...@gmail.com> wrote: >> >> Hello, >> >> I can see the this has been set as "KIP required". >> >> https://issues.apache.org/jira/browse/KAFKA-3333 >> >> I have a use case where I simply want to use the key as some metadata >> information (but not really for any messages), but ideally would like to >> round-robin partition assignment. All I understand is, unless a hash >> collision happens, a key will have a specific partition >> >> Could a PMC member please confirm if a KIP has been made available for >> voting etc., or is this still pending? >> >> Also, is it meanwhile safe to extends DefaultPartitioner and use >> round-robin condition for both Null/non-null keys as override? >> >> Regards,
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