Ch-7 | Evolve Contracts Without Breaking Data | Designing Data Intensive Applications
Addresses schema evolution and compatibility rules across distributed services and historical datasets. It defines forward and backward compatibility standards for serialization formats (Protocol Buffers, Avro, Thrift, and JSON), safe database schema migrations, and strategies for rolling zero-downtime deployments without corrupting state or stranding older clients. Read more architectural deep dives at https://onepagecode.substack.com Buy physical book here: US: https://kdp.amazon.com/amazon-dp-action/us/dualbookshelf.marketplacelink/B0HKM9NZVW UK: https://kdp.amazon.com/amazon-dp-action/uk/dualbookshelf.marketplacelink/B0HKM9NZVW DE: https://kdp.amazon.com/amazon-dp-action/de/dualbookshelf.marketplacelink/B0HKM9NZVW FR: https://kdp.amazon.com/amazon-dp-action/fr/dualbookshelf.marketplacelink/B0HKM9NZVW ES: https://kdp.amazon.com/amazon-dp-action/es/dualbookshelf.marketplacelink/B0HKM9NZVW IT: https://kdp.amazon.com/amazon-dp-action/it/dualbookshelf.marketplacelink/B0HKM9NZVW NL: https://kdp.amazon.com/amazon-dp-action/nl/dualbookshelf.marketplacelink/B0HKM9NZVW PL: https://kdp.amazon.com/amazon-dp-action/pl/dualbookshelf.marketplacelink/B0HKM9NZVW SE: https://kdp.amazon.com/amazon-dp-action/se/dualbookshelf.marketplacelink/B0HKM9NZVW BE: https://kdp.amazon.com/amazon-dp-action/be/dualbookshelf.marketplacelink/B0HKM9NZVW IE: https://kdp.amazon.com/amazon-dp-action/ie/dualbookshelf.marketplacelink/B0HKM9NZVW JP: https://kdp.amazon.com/amazon-dp-action/jp/dualbookshelf.marketplacelink/B0HKM9NZVW CA: https://kdp.amazon.com/amazon-dp-action/ca/dualbookshelf.marketplacelink/B0HKM9NZVW AU: https://kdp.amazon.com/amazon-dp-action/au/dualbookshelf.marketplacelink/B0HKM9NZVW Buy Digital copy here US: https://kdp.amazon.com/amazon-dp-action/us/dualbookshelf.marketplacelink/B0HKJ4Z9BH UK: https://kdp.amazon.com/amazon-dp-action/uk/dualbookshelf.marketplacelink/B0HKJ4Z9BH DE: https://kdp.amazon.com/amazon-dp-action/de/dualbookshelf.marketplacelink/B0HKJ4Z9BH FR: https://kdp.amazon.com/amazon-dp-action/fr/dualbookshelf.marketplacelink/B0HKJ4Z9BH ES: https://kdp.amazon.com/amazon-dp-action/es/dualbookshelf.marketplacelink/B0HKJ4Z9BH IT: https://kdp.amazon.com/amazon-dp-action/it/dualbookshelf.marketplacelink/B0HKJ4Z9BH NL: https://kdp.amazon.com/amazon-dp-action/nl/dualbookshelf.marketplacelink/B0HKJ4Z9BH JP: https://kdp.amazon.com/amazon-dp-action/jp/dualbookshelf.marketplacelink/B0HKJ4Z9BH BR: https://kdp.amazon.com/amazon-dp-action/br/dualbookshelf.marketplacelink/B0HKJ4Z9BH CA: https://kdp.amazon.com/amazon-dp-action/ca/dualbookshelf.marketplacelink/B0HKJ4Z9BH MX: https://kdp.amazon.com/amazon-dp-action/mx/dualbookshelf.marketplacelink/B0HKJ4Z9BH AU: https://kdp.amazon.com/amazon-dp-action/au/dualbookshelf.marketplacelink/B0HKJ4Z9BH IN: https://kdp.amazon.com/amazon-dp-action/in/dualbookshelf.marketplacelink/B0HKJ4Z9BH