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修复标点笔误 #1081

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Feb 9, 2021
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修复标点笔误 #1081

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4 changes: 2 additions & 2 deletions docs/system-design/distributed-system/BASE理论.md
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Expand Up @@ -49,10 +49,10 @@ CAP 理论这节我们也说过了：
>
> 2. **弱一致性** ：不一定可以读取到最新写入的值，也不保证多少时间之后读取到的数据是最新的，只是会尽量保证某个时刻达到数据一致的状态。
>
> 3. **最终一致性** ：弱一致性的升级版。，系统会保证在一定时间内达到数据一致的状态，
> 3. **最终一致性** ：弱一致性的升级版，系统会保证在一定时间内达到数据一致的状态。
>
> **业界比较推崇是最终一致性级别，但是某些对数据一致要求十分严格的场景比如银行转账还是要保证强一致性。**

### 总结

**ACID 是数据库事务完整性的理论，CAP 是分布式系统设计理论，BASE 是 CAP 理论中 AP 方案的延伸。**
**ACID 是数据库事务完整性的理论，CAP 是分布式系统设计理论，BASE 是 CAP 理论中 AP 方案的延伸。**