Guides ยท Technology
Schema Evolution Basics
Change schemas safely
Schema evolution uses additive changes, defaults, and versioning to allow old/new producers/consumers to coexist without breaking.
- backward compatible
- defaults
- versioning
- avro
- protobuf
Additive First
Add fields with defaults; avoid breaking removals.
Version and Validate
Track schema versions and validate producers/consumers.
Migrate Gradually
Deploy in phases; clean up deprecated fields later.
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