Re: Best way to implemented non-windowed join

2021-02-26 Thread Timo Walther
Hi Yaroslav, I think your approach is correct. Union is perfect to implement multiway joins if you normalize the type of all streams before. It can simply be a composite type with the key and a member variable for each stream where only one of those variables is not null. A keyed process funct

Best way to implemented non-windowed join

2021-02-25 Thread Yaroslav Tkachenko
Hello everyone, I have a question about implementing a join of N datastreams (where N > 2) without any time guarantees. According to my requirements, late data is not tolerable, so if I have a join between stream A and stream B and a message with key X arrives in stream B one year after arriving i