how to access past events in stateful stream proce...
# troubleshootinga
Abolfazl Ghahremani
03/27/2023, 7:13 PMhow to access past events in stateful stream processing
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David Anderson
03/27/2023, 7:17 PMWhatever you need, you can save in state. This can, of course, be expensive if you need to store a lot of historic information.
a
Abolfazl Ghahremani
03/28/2023, 9:36 AMi need to create matching engine ,,,new orders is used to match existing orders so when new order is coming how we can access the previous orders to change state of them
Abolfazl Ghahremani
03/28/2023, 9:37 AManything should model in this function but how?
i want to persist data in memory how to find best orders and older
public CompletableFuture<Void> apply(Context context, Message message) {}3Abolfazl Ghahremani
04/02/2023, 8:21 AMhow to remove an entety after it is filled