***nodejs with redis postgre:
***java juc nio jvm netty (*kafka / flink) ==> strong type lang: go light thread /rust /cxx...
nodejs react electron (svelte) ...
nodejs ai onnx python ai math...
nodejs redis postgre [juc nio jvm netty /go light thread] --- dist uuid:
***kafka offset /exactly once message — with uuid for message --- needed for separate system to process the message
***flink watermark /stream event iteration /window event — for event or message --- needed for separate system to process the message,
including real time stream event processing, may connect to ai training or inference system as well
xxxmore: elastic, mongo /hbase /cassandra... <= postgre