Will the Guru

Consistency Models

• Linearizability
  • Replica/Backup databases will be in fully-sync with the origin
• Eventual Consistency
  • There will be a little time difference between origin/replica

To resolve the drawbacks of Linearizability/Eventual Consistency model, 3 different models have come up.

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Reference

• https://leetcode.com/explore/interview/card/system-design-for-interviews-and-beyond/722/how-to-define-system-requirements/4746/