Utilizing stream processing frameworks (like Apache Flink or Spark Streaming) alongside a MapReduce architecture. It implements data de-duplication techniques using distributed caches (like Redis) and manages time-windowing strategies (tumbling vs. sliding windows) to aggregate data accurately despite late-arriving events. Top Engineering Trade-offs Highlighted in the Book
Which follow-up would you like?
I understand you're looking for a review of System Design Interview – An Insider’s Guide Volume 2 by Alex Xu, along with its PDF availability on GitHub. Utilizing stream processing frameworks (like Apache Flink or