What are some considerations for maintaining the state and context of a long-running Saga?
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what is saga in microservices Informational
- How do you design for reliability and resilience when implementing compensating transactions?
- What are some different types of tests you might perform on a Saga?
- How can you prove that a distributed transaction was executed correctly and consistently?
- How do you determine the correct order for executing multiple compensating transactions?
- How do you implement branching or conditional execution in a Saga?
- How can these vulnerabilities be mitigated? How does the Saga pattern handle the need for supporting different approaches to handling the rollback or compensation of a distributed transaction that has partially completed, especially in scenarios where some steps have succeeded and others have failed?
- What are some challenges of cancelling a Saga that has already completed some steps? How does the Saga pattern support different ways of handling retries of failed compensating transactions?
- Is the Saga pattern always the best solution for distributed transactions in microservices? What are some alternative patterns or approaches to managing distributed transactions in microservices besides the Saga pattern?
- How do you expose Saga operations through APIs?
- 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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