Project Reactor · interview question
How would you transform a blocking database call to a non-blocking one using Mono?
Multiple choiceMediumchapter-19-curatedpremiumproject-reactorproject-reactor-mono
Answer and explanation
Correct answer
C. Use Mono.fromCallable() and execute the call within it.
Why
Mono.fromCallable() is used to defer the execution of a blocking call, ensuring it is executed asynchronously without blocking the main thread.
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