A KafkaPartitioner is used to generate an optional partition key
for each final value. If the KafkaPartitioner returns None then
no partition is used when the KafkaSink proicuces a kafka message.
By default a no-op is supplied which will be used if another
more specific partition is not provided.
A KafkaPartitioner is used to generate an optional partition key for each final value. If the KafkaPartitioner returns None then no partition is used when the KafkaSink proicuces a kafka message.
By default a no-op is supplied which will be used if another more specific partition is not provided.