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ACID的实现原理
https://sang-mu.github.io/2017/05/15/ACID/#similar_posts
ACID即原子性、一致性、隔离性和持久性,是事务的基本特点。无论是面试还是想深入学习数据库,理解ACID及实现原理都是必不可少的。本文分别介绍了ACID的特点和实现原理,其中重点阐述了隔离性的实现原理,包括四大隔离级别的实现、MVCC的实现原理和MySQL相关的锁等。
ACID的实现原理
https://sang-mu.github.io/2017/05/15/ACID%E7%9A%84%E5%AE%9E%E7%8E%B0%E5%8E%9F%E7%90%86/
引言 实现原理 1、原子性(Atomicity) 2、持久性(Durability) 3、隔离性(Isolation) 1. 引言 2. 锁的分类 3. MVCC的实现原理 4. 可...
浅谈如何保证缓存与数据库的一致性
https://sang-mu.github.io/2021/09/25/consistency-of-cache-and-database/
缓存与数据库数据不一致是我们在开发中经常会遇到的问题,如果对数据正确和实时性不敏感的场景或许不会有很大问题,但是如果对数据实时性和准确性要求很高的场景可能会产生很大的问题,可能会读到脏数据。本文从两个角度分析了如果解决缓存与数据库不一致的问题,各有优劣,需要根据不同的场景选择不同的处理方式。
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