- Why do we need the groupBy operator?
The groupBy() operator converts Flux<T> into batches. The operator associates a key with each element of Flux<T>. It then groups elements that have the same key. These groups are then emitted by the operator.
- What is the difference between the groupBy and buffer operators?
The groupBy operator groups the stream of events based on a configured key, but the buffer operator splits the stream into chunks of a specified size. Thus, the buffer operator maintains the original ordering of events.
- How can we throttle an event in Reactor?
The sample() operator allows us to accomplish throttling.
- What is the difference between the Overflow.Ignore and the OverFlow.Latest ...