Design Microservices Architecture with Patterns and Principles - Best Practices for CQRS and Instagram Database Architec

The video tutorial discusses the CQRS pattern and its application in Instagram's database architecture. It covers best practices for isolating commands and queries, such as using separate physical database servers for read and write operations. The tutorial explains the use of different database technologies, like NoSQL for reading and relational databases for CRUD operations. Instagram's database systems, including PostgreSQL for user information and Cassandra for user stories, are highlighted. The architectures of PostgreSQL and Cassandra, including master-replica and masterless designs, are also explored.

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