Mingmin Xu

@wangzzu thanks to prepare it quickly, the implementation is a bit different from my thought. FYI my idea, `KAFKA_TIMESTAMP` is a reserved keyword in KafkaAdapter, given a query like `SELECT...

It's good to stick using one version in CRD, if we're able to keep backward/forward compatible crossing the released CRDs: * the old CRs can be parsed by the new...