As stated here in the docs, Vertica uses rdkafka version 0.11.6 which was released back in the 2018's (current is 2.5.3).
Is there any possibility for us to use a more recent version?
Namely >= v1.1.0 (2019), which introduced SASL OAUTHBEARER authentication.
Vertica Analytic Database v24.2.0-2
Enterprise mode