Streaming systems must handle high-velocity data, maintain accurate states, and continue operating reliably even when failures occur.
What you'll learn
Streaming systems must handle high-velocity data, maintain accurate states, and continue operating reliably even when failures occur. Without proper state management and fault-tolerance mechanisms, real-time analytics, alerts, and business metrics can become inconsistent or lost.

https://rapidgator.net/file/079c559447b401d8076b7a9ce8850513/Understanding_State_and_Fault_Tolerance_in_Stream_Processing.rar.html