How do you signal a business rule violation to the Saga orchestrator or other participating services?
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what is saga in microservices Informational
- How does a Saga ensure data consistency across multiple microservices without two-phase commit?
- Where should data validation logic reside?
- What are the trade-offs between the Saga pattern and other distributed transaction patterns? How does the Saga pattern handle the initial creation and coordination of a distributed transaction?
- What are the implications of relying on compensating transactions for rollback? How does the Saga pattern support monitoring and alerting of potential issues or failures in a distributed transaction?
- What types of chaos experiments can be performed on Sagas?
- Can you provide examples of business processes that are often implemented using Sagas?
- How do you use the results of chaos engineering to improve Saga resilience? How does the Saga pattern handle the need for supporting different approaches to handling the coordination of Saga instances when multiple concurrent requests trigger the same business process, potentially leading to race conditions or data inconsistencies?
- How does the Saga pattern differ from traditional ACID transactions in a monolithic database?
- How do you prevent dirty reads or non-repeatable reads in a distributed environment?
- What are the trade-offs between atomicity and the benefits of a microservices architecture? How do you handle long-running Sagas that might span hours or even days?
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