Цитаты из книги Designing Event-Driven Systems: Concepts and Patterns for Streaming Services with Apache Kafka

Our ops engineers often end up as reluctant detectives, playing out distributed murder mysteries

You can view all the individual query-oriented systems (Redis, SOLR, Hive tables, and so on) as just particular indexes on your data. <...> Classical database people, I have noticed, like this view very much because it finally explains to them what on earth people are doing with all these different data systems—they are just different index types!