An upward trend ID generation service

1. First question - why do we need a sequential ID instead of a random UUID?
- 1.1 2nd Question is why do I write this article.
2. Requirement:
3. Solution 1: DB atomic update
4. Solution2: Redis INCRBY
- 4.1 The logic is the same.
- 4.2 Assessment
5. Solution3: Time-based on-host generation.
6. Conclusion

Read more 07/04/2020 posted in System Design

Design Twitter - 1: Requirement and Storage Selection

1. Requirement
- 1.1 Use Case
- 1.2 Volume
2. API
3. Storage Choice
- 3.1 RDBMS
- 3.2 NoSQL

Read more 11/09/2019 posted in System Design

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