C0urante commented on a change in pull request #10854:
URL: https://github.com/apache/kafka/pull/10854#discussion_r657197034
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File path: docs/upgrade.html
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@@ -76,6 +76,12 @@ <h5><a id="upgrade_300_notable"
href="#upgrade_300_notable">Notable changes in 3
understood by brokers or version 2.5 or higher, so you must upgrade
your kafka cluster to get the stronger semantics. Otherwise, you can just pass
in <code>new ConsumerGroupMetadata(consumerGroupId)</code> to work
with older brokers. See <a
href="https://cwiki.apache.org/confluence/x/zJONCg";>KIP-732</a> for more
details.
</li>
+ <li>
+ The Connect <code>internal.key.converter</code> and
<code>internal.value.converter</code> properties have been completely <a
href="https://cwiki.apache.org/confluence/x/2YDOCg";>removed</a>.
+ Workers are now hardcoded to use the JSON converter with
<code>schemas.enable</code> set to <code>false</code>. If your cluster has been
using
+ a different internal key or value converter, you can follow the
migration steps outlined in <a
href="https://cwiki.apache.org/confluence/x/2YDOCg";>KIP-738</a>
+ to safely upgrade your Connect cluster to 3.0.
Review comment:
Good call, thanks 👍
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