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[转]一文说尽MySQL事务及ACID特性的实现原理
本文将首先介绍 MySQL 事务相关的基础概念，然后介绍事务的 ACID 特性，并分析其实现原理。MySQL 博大精深，文章疏漏之处在所难免，欢迎批评指正。
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epan says:抢购场景下，一般限定一个人一台，结合业务来实现。 -
biguoyong says:
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Just One Pure Coder
本文将首先介绍 MySQL 事务相关的基础概念，然后介绍事务的 ACID 特性，并分析其实现原理。MySQL 博大精深，文章疏漏之处在所难免，欢迎批评指正。
事务隔离级别是指多个事务同时操作数据库时，事务之间相互隔离的程度，SQL 92规范有四种隔离级别，MySQL InnoDB存储引擎也支持这四种级别：
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