Re: Understanding kafka watermark strategy assigner

2020-11-09 Thread Kostas Kloudas
Hi Nikola, Apart from the potential overhead you mentioned about having one more operator, I cannot find any other. Also even this one I think is negligible. The reason why we recommend attaching the Watermark Generator to the source is more about semantics rather than efficiency. It seems natural

Understanding kafka watermark strategy assigner

2020-11-08 Thread Nikola Hrusov
Hi, I am reading about the watermark creation of the kafka streams using the article here: https://ci.apache.org/projects/flink/flink-docs-stable/dev/connectors/kafka.html#kafka-consumers-and-timestamp-extractionwatermark-emission In there, it is a given example where the watermark assigner is di