Hi Minglei,
1. Not sure if you are asking for a specific problem, but IMO the main
challenge is that there are many different ways (and meanings) to join two
streams. The required semantics always depend on the concrete use case. If
you want to perform an simple equality join with SQL semantics, y
Hi, I would like to ask 2 questions.
1. Currently, what is the problem of flink join ? And what is the
essential difference between batch join and stream join ?
2. What are the shortcomings of current exactly-once ?
Thanks
minglei.